United States Department of Energy
United StaActive Patents
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81
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| DE2515697A1 | PHOTOCHEMICAL STIMULATION OF NERVES | Expired / Lapsed | 1975-04-10 | — | 0 | Details |
| US5608520A | Plasma emission spectroscopy method of tumor therapy | Expired / Lapsed | 1995-05-31 | 1997-03-04 | 4 | Details |
| US5368736A | Process for the separation and purification of yttrium-90 f… | Expired / Lapsed | 1993-07-26 | 1994-11-29 | 10 | Details |
| US5322572A | Monolithic tandem solar cell | Expired / Lapsed | 1991-04-23 | 1994-06-21 | 18 | Details |
| US5185260A | Method for distinguishing normal and transformed cells usin… | Expired / Lapsed | 1991-08-29 | 1993-02-09 | 8 | Details |
| US5100585A | Process for the recovery of strontium from acid solutions | Expired / Lapsed | 1990-04-09 | 1992-03-31 | 18 | Details |
| US5066565A | Selective protection of poly(tetra-fluoroethylene) from eff… | Expired / Lapsed | 1989-03-29 | 1991-11-19 | 11 | Details |
| US5022033A | Ring laser having an output at a single frequency | Expired / Lapsed | 1989-10-30 | 1991-06-04 | 24 | Details |
| US5019652A | Catalysts and method | Expired / Lapsed | 1990-04-30 | 1991-05-28 | 11 | Details |
| US4996457A | Ultra-high speed permanent magnet axial gap alternator with… | Expired / Lapsed | 1990-03-28 | 1991-02-26 | 22 | Details |
| US4935616A | Range imaging laser radar | Expired / Lapsed | 1989-08-14 | 1990-06-19 | 10 | Details |
| US4925259A | Multilayer optical dielectric coating | Expired / Lapsed | 1988-10-20 | 1990-05-15 | 32 | Details |
| US4896965A | Real-time alkali monitoring system | Expired / Lapsed | 1988-09-14 | 1990-01-30 | 25 | Details |
| US4881190A | Digitally programmable signal generator and method | Expired / Lapsed | 1986-09-02 | 1989-11-14 | 12 | Details |
| US4841530A | Cr-doped scandium borate laser | Expired / Lapsed | 1986-03-27 | 1989-06-20 | 19 | Details |
| US4828052A | Ultrasonic drilling apparatus | Expired / Lapsed | 1988-06-20 | 1989-05-09 | 9 | Details |
| US4796198A | Method for laser-based two-dimensional navigation system in… | Expired / Lapsed | 1986-10-17 | 1989-01-03 | 17 | Details |
| US4784737A | Electromicroinjection of particles into living cells | Expired / Lapsed | 1986-04-18 | 1988-11-15 | 15 | Details |
| US4769504A | Process for converting light alkanes to higher hydrocarbons | Expired / Lapsed | 1987-03-04 | 1988-09-06 | 18 | Details |
| US4747922A | Confined ion beam sputtering device and method | Expired / Lapsed | 1986-03-25 | 1988-05-31 | 13 | Details |
| US4736306A | System for conversion between the boundary representation m… | Expired / Lapsed | 1985-04-29 | 1988-04-05 | 44 | Details |
| US4724217A | Ultratrace analysis of transuranic actinides by laser-induc… | Expired / Lapsed | 1986-03-21 | 1988-02-09 | 23 | Details |
| US4719383A | Piezoelectric shear wave resonator and method of making same | Expired / Lapsed | 1986-09-30 | 1988-01-12 | 8 | Details |
| US4679561A | Implantable apparatus for localized heating of tissue | Expired / Lapsed | 1985-05-20 | 1987-07-14 | 7 | Details |
| US4658208A | Downhole steam quality measurement | Expired / Lapsed | 1985-06-19 | 1987-04-14 | 9 | Details |
| US4650642A | Heat dissipating nuclear reactor with metal liner | Expired / Lapsed | 1985-11-21 | 1987-03-17 | 14 | Details |
| US4606031A | Device for frequency modulation of a laser output spectrum | Expired / Lapsed | 1984-07-17 | 1986-08-12 | 4 | Details |
| US4601309A | Valve and dash-pot assembly | Expired / Lapsed | 1985-04-23 | 1986-07-22 | 6 | Details |
| US4586138A | Route profile analysis system and method | Expired / Lapsed | 1982-07-29 | 1986-04-29 | 11 | Details |
| US4547432A | Method of bonding silver to glass and mirrors produced acco… | Expired / Lapsed | 1984-07-31 | 1985-10-15 | 20 | Details |
| US4531411A | Acoustic emission linear pulse holography | Expired / Lapsed | 1983-10-25 | 1985-07-30 | 7 | Details |
| US4516632A | Microchannel crossflow fluid heat exchanger and method for … | Expired / Lapsed | 1982-08-31 | 1985-05-14 | 4 | Details |
| US4493636A | Gasification system | Expired / Lapsed | 1983-03-11 | 1985-01-15 | 13 | Details |
| US4460710A | Catalytic method for synthesizing hydrocarbons | Expired / Lapsed | 1983-04-15 | 1984-07-17 | 8 | Details |
| US4448622A | Composite polymeric film and method for its use in installi… | Expired / Lapsed | 1982-04-26 | 1984-05-15 | 16 | Details |
| US4431708A | Annealed CVD molybdenum thin film surface | Expired / Lapsed | 1979-12-19 | 1984-02-14 | 10 | Details |
| US4430451A | Low density, microcellular foams, preparation, and articles | Expired / Lapsed | 1982-03-03 | 1984-02-07 | 10 | Details |
| US4427337A | Bearing for liquid metal pump | Expired / Lapsed | 1981-02-17 | 1984-01-24 | 4 | Details |
| US4409966A | Method and apparatus for injecting a substance into the blo… | Expired / Lapsed | 1981-05-29 | 1983-10-18 | 11 | Details |
| US4409579A | Superconducting magnetic shielding apparatus and method | Expired / Lapsed | 1982-07-09 | 1983-10-11 | 21 | Details |
| US4397491A | Portable vacuum object handling device | Expired / Lapsed | 1981-07-30 | 1983-08-09 | 4 | Details |
| US4381007A | Multipolar corneal-shaping electrode with flexible removabl… | Expired / Lapsed | 1981-04-30 | 1983-04-26 | 23 | Details |
| US4343836A | One-directional uniformly coated fibers, method of preparat… | Expired / Lapsed | 1979-07-26 | 1982-08-10 | 13 | Details |
| US4313070A | Single crystal metal wedges for surface acoustic wave propa… | Expired / Lapsed | 1980-05-09 | 1982-01-26 | 6 | Details |
| US4304630A | Position indicator | Expired / Lapsed | 1980-02-19 | 1981-12-08 | 13 | Details |
| US4292537A | System for testing optical fibers | Expired / Lapsed | 1980-08-26 | 1981-09-29 | 8 | Details |
| US4287259A | Preparation and uses of amorphous boron carbide coated subs… | Expired / Lapsed | 1979-12-05 | 1981-09-01 | 12 | Details |
| US4281841A | O-Ring sealing arrangements for ultra-high vacuum systems | Expired / Lapsed | 1978-03-30 | 1981-08-04 | 10 | Details |
| US4251600A | Method of preparing a sintered lithium aluminate structure … | Expired / Lapsed | 1979-12-27 | 1981-02-17 | 10 | Details |
| US4209780A | Coded aperture imaging with uniformly redundant arrays | Expired / Lapsed | 1978-05-02 | 1980-06-24 | 29 | Details |
| US4200802A | Parabolic cell analyzer | Expired / Lapsed | 1979-03-28 | 1980-04-29 | 13 | Details |
| US4200846A | Efficient laser amplifier using sequential pulses of differ… | Expired / Lapsed | 1977-09-29 | 1980-04-29 | 2 | Details |
| US4194813A | Vacuum aperture isolator for retroreflection from laser-irr… | Expired / Lapsed | 1978-10-13 | 1980-03-25 | 7 | Details |
| US4189944A | Hydrodynamic ultrasonic probe | Expired / Lapsed | 1978-11-03 | 1980-02-26 | 4 | Details |
| US4189685A | Self-protecting transistor oscillator for treating animal t… | Expired / Lapsed | 1978-03-14 | 1980-02-19 | 2 | Details |
| US4189652A | Beam splitter coupled CDSE optical parametric oscillator | Expired / Lapsed | 1977-08-22 | 1980-02-19 | 3 | Details |
| US4176326A | CF4 laser | Expired / Lapsed | 1977-10-20 | 1979-11-27 | 12 | Details |
| US4173660A | Method of preparing a thermoluminescent phosphor | Expired / Lapsed | 1978-07-13 | 1979-11-06 | 9 | Details |
| US4170135A | Coaxial cavity for measuring level of liquid in a container | Expired / Lapsed | 1978-09-26 | 1979-10-09 | 17 | Details |
| US4164373A | Spectrometer employing optical fiber time delays for freque… | Expired / Lapsed | 1978-01-12 | 1979-08-14 | 7 | Details |
| US4161950A | Electrosurgical knife | Expired / Lapsed | 1975-08-01 | 1979-07-24 | 10 | Details |
| US4158176A | Spatial filter system as an optical relay line | Expired / Lapsed | 1977-09-06 | 1979-06-12 | 10 | Details |
| US4156809A | Data acquisition system | Expired / Lapsed | 1978-02-07 | 1979-05-29 | 24 | Details |
| US4156852A | Multipass laser amplification with near-field far-field opt… | Expired / Lapsed | 1978-01-11 | 1979-05-29 | 42 | Details |
| US4153370A | Microinterferometer transducer | Expired / Lapsed | 1977-12-05 | 1979-05-08 | 7 | Details |
| US4128794A | Interferometric correction system for a numerically control… | Expired / Lapsed | 1977-10-11 | 1978-12-05 | 5 | Details |
| US4118449A | Method of making a cellulose acetate low density microcellu… | Expired / Lapsed | 1976-12-09 | 1978-10-03 | 10 | Details |
| US4115632A | Method of preparing electrolyte for use in fuel cells | Expired / Lapsed | 1977-05-05 | 1978-09-19 | 12 | Details |
| US4083272A | Omega-X micromachining system | Expired / Lapsed | 1976-12-14 | 1978-04-11 | 20 | Details |
| US4075632A | Interrogation, and detection system | Expired / Lapsed | 1976-05-24 | 1978-02-21 | 12 | Details |
| US4070514A | Method of fabricating graphite for use as a skeletal prosth… | Expired / Lapsed | 1973-06-05 | 1978-01-24 | 8 | Details |
| US4024233A | 99M-technetium labeled macroaggregated human serum albumin … | Expired / Lapsed | 1974-07-24 | 1977-05-17 | 5 | Details |
| US3927325A | Tissue irradiator | Expired / Lapsed | 1974-07-10 | 1975-12-16 | 12 | Details |
| US3915018A | Transition section for acoustic waveguides | Expired / Lapsed | 1974-11-21 | 1975-10-28 | 9 | Details |
| US3913326A | Energy conversion system | Expired / Lapsed | 1974-04-11 | 1975-10-21 | 11 | Details |
| US3901658A | Whole blood analysis rotor assembly having removable cellul… | Expired / Lapsed | 1974-07-30 | 1975-08-26 | 8 | Details |
| US3900034A | Photochemical stimulation of nerves | Expired / Lapsed | 1974-04-10 | 1975-08-19 | 11 | Details |
| US3899296A | Whole blood analysis rotor for a multistation dynamic photo… | Expired / Lapsed | 1974-07-17 | 1975-08-12 | 6 | Details |
| US3896501A | Mechanical drive for blood pump | Expired / Lapsed | 1973-11-02 | 1975-07-29 | 2 | Details |
| US3885437A | Device for sampling exhaust stack effluent | Expired / Lapsed | 1974-02-26 | 1975-05-27 | 4 | Details |
| US3557777A | Magnetic study of bioelectric phenomena | Expired / Lapsed | 1967-05-04 | 1971-01-26 | 30 | Details |