Kureha Corp
Kureha CorActive Patents
0
Total Holdings
50
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0266038A2 | Apparatus for treatment of cancer with photodiode | Expired / Lapsed | 1987-08-28 | — | 13 | Details |
| EP0251745A1 | A dielectric-heating electrode device for hyperthermia | Expired / Lapsed | 1987-06-26 | — | 12 | Details |
| EP0038628A2 | Composite material of de-N-acetylated chitin and fibrous co… | Expired / Lapsed | 1981-03-20 | — | 11 | Details |
| GB2031450A | Artificial dental root | Expired / Lapsed | 1979-10-08 | — | 19 | Details |
| JPS5645814A | Hydroxyapatite, its ceramic material and its manufacture | Expired / Lapsed | 1979-09-25 | — | 0 | Details |
| DE2821354A1 | MATERIAL DESIGN FOR IMPLANT PURPOSES | Expired / Lapsed | 1978-05-16 | — | 0 | Details |
| DE2618720B2 | PIEZOELECTRIC SWITCH | Expired / Lapsed | 1976-04-28 | — | 0 | Details |
| US5141847A | Method and apparatus for producing pulsation | Expired / Lapsed | 1990-02-20 | 1992-08-25 | 24 | Details |
| US4887614A | Medical electrode device | Expired / Lapsed | 1989-04-18 | 1989-12-19 | 10 | Details |
| US4868240A | Polyarylene thioether of high crystallizing rate and a proc… | Expired / Lapsed | 1987-09-01 | 1989-09-19 | 18 | Details |
| US4822335A | Apparatus for treatment of cancer with photodiode | Expired / Lapsed | 1987-09-08 | 1989-04-18 | 26 | Details |
| US4794046A | Implant material with continuous and two-dimensional pores … | Expired / Lapsed | 1987-06-16 | 1988-12-27 | 11 | Details |
| US4777228A | Biaxially oriented paraphenylene sulfide block copolymer fi… | Expired / Lapsed | 1986-12-22 | 1988-10-11 | 18 | Details |
| US4662383A | Endotract antenna device for hyperthermia | Expired / Lapsed | 1983-09-23 | 1987-05-05 | 20 | Details |
| US4611141A | Lead structure for a piezoelectric array-type ultrasonic pr… | Expired / Lapsed | 1985-02-20 | 1986-09-09 | 15 | Details |
| US4548959A | Hydroxyapatite, ceramic material and process for preparing … | Expired / Lapsed | 1983-10-25 | 1985-10-22 | 7 | Details |
| US4543293A | Polarized, shaped material of copolymer of vinylidene fluor… | Expired / Lapsed | 1983-05-20 | 1985-09-24 | 9 | Details |
| US4512972A | Nasal preparation and processes for their production | Expired / Lapsed | 1981-08-24 | 1985-04-23 | 9 | Details |
| US4451235A | Process for preparing an artificial dental root | Expired / Lapsed | 1983-04-04 | 1984-05-29 | 5 | Details |
| US4420339A | Collagen fibers for use in medical treatments | Expired / Lapsed | 1982-03-18 | 1983-12-13 | 12 | Details |
| US4360562A | Laminated electric elements | Expired / Lapsed | 1981-05-21 | 1982-11-23 | 27 | Details |
| US4356236A | Spherically shaped material comprising acylated product of … | Expired / Lapsed | 1980-06-04 | 1982-10-26 | 21 | Details |
| US4330514A | Hydroxyapatite, ceramic material and process for preparing … | Expired / Lapsed | 1980-09-19 | 1982-05-18 | 5 | Details |
| US4314032A | Crosslinked polyvinyl alcohol gel | Expired / Lapsed | 1979-10-17 | 1982-02-02 | 11 | Details |
| US4308370A | Piezoelectric and pyroelectric polymer film and process for… | Expired / Lapsed | 1980-04-21 | 1981-12-29 | 11 | Details |
| US4308377A | Shaped material comprising denatured chitin and process for… | Expired / Lapsed | 1979-12-19 | 1981-12-29 | 43 | Details |
| US4301067A | Chitin containing poly-ion complex | Expired / Lapsed | 1980-05-28 | 1981-11-17 | 8 | Details |
| US4298719A | Doubly oriented film of polyvinylidene fluoride | Expired / Lapsed | 1979-07-19 | 1981-11-03 | 6 | Details |
| US4287316A | Transparent resin composition for information signal record… | Expired / Lapsed | 1979-04-19 | 1981-09-01 | 9 | Details |
| US4265693A | Method of molding tubular laminate | Expired / Lapsed | 1979-09-18 | 1981-05-05 | 4 | Details |
| US4222128A | Composite implant materials and process for preparing same | Expired / Lapsed | 1978-05-08 | 1980-09-16 | 9 | Details |
| US4154876A | Coating with fluoroethylene resins | Expired / Lapsed | 1976-07-06 | 1979-05-15 | 7 | Details |
| US4071785A | Laminated piezoelectric matrix switch | Expired / Lapsed | 1976-04-30 | 1978-01-31 | 2 | Details |
| US4068034A | Heat-insulation laminate of polyvinylidene fluoride, metal … | Expired / Lapsed | 1975-02-13 | 1978-01-10 | 8 | Details |
| US3969927A | Vibration measuring and the apparatus therefor | Expired / Lapsed | 1974-08-08 | 1976-07-20 | 6 | Details |
| US3947644A | Piezoelectric-type electroacoustic transducer | Expired / Lapsed | 1972-08-18 | 1976-03-30 | 8 | Details |
| US3943614A | Method of polarizing high molecular weight films | Expired / Lapsed | 1974-07-17 | 1976-03-16 | 6 | Details |
| US3935485A | Piezoelectric key board switch | Expired / Lapsed | 1974-09-17 | 1976-01-27 | 17 | Details |
| US3931446A | Process for producing polymeric piezoelectric elements and … | Expired / Lapsed | 1974-03-11 | 1976-01-06 | 13 | Details |
| US3903733A | Method of measuring vibrations by means of piezoelectric bo… | Expired / Lapsed | 1973-11-20 | 1975-09-09 | 15 | Details |
| US3878274A | Process for production of polyvinylidene fluorine resin film | Expired / Lapsed | 1972-07-21 | 1975-04-15 | 7 | Details |
| US3824115A | Polyvinylidene fluoride composition and coating thereof | Expired / Lapsed | 1971-10-20 | 1974-07-16 | 0 | Details |
| US3813461A | Process for producing porous articles of polytetrafluoroeth… | Expired / Lapsed | 1972-02-03 | 1974-05-28 | 0 | Details |
| US3798473A | Polymer type electroacoustic transducer element | Expired / Lapsed | 1972-11-06 | 1974-03-19 | 14 | Details |
| US3794986A | Pyroelectric element of polymer film | Expired / Lapsed | 1972-04-10 | 1974-02-26 | 6 | Details |
| US3772518A | Pyroelectric coordinate input process and apparatus | Expired / Lapsed | 1972-04-07 | 1973-11-13 | 13 | Details |
| US3765932A | Method for anti-corrosive coating | Expired / Lapsed | 1972-03-24 | 1973-10-16 | 3 | Details |
| US3671610A | Cross-linked graft copolymer of styrene and methyl methacry… | Expired / Lapsed | 1969-11-14 | 1972-06-20 | 3 | Details |
| US3607754A | High molecular weight electrets and process for producing t… | Expired / Lapsed | 1969-12-09 | 1971-09-21 | 5 | Details |
| US3330326A | Flameless radiant burner | Expired / Lapsed | 1965-05-21 | 1967-07-11 | 2 | Details |