Carl Zeiss SMT GmbH
Carl ZeissActive Patents
0
Total Holdings
67
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0036626A1 | Device for connecting light guides | Expired / Lapsed | 1981-03-18 | — | 0 | Details |
| DE1110342B | Method for material processing by means of a charge carrier… | Expired / Lapsed | 1960-06-01 | — | 0 | Details |
| DE1106431B | Method and device for material processing using a charge ca… | Expired / Lapsed | 1959-09-04 | — | 0 | Details |
| DE1034786B | Process for the manufacture of spinnerets | Expired / Lapsed | 1952-02-27 | — | 0 | Details |
| GB240426A | Improvements in optical methods of and devices for testing … | Expired / Lapsed | 1925-08-28 | — | 0 | Details |
| EP0090967B1 | Chassis for optical instruments | Expired / Lapsed | 1983-03-16 | 1987-02-04 | 11 | Details |
| DE960603C | Film transport device for series cameras, especially for ae… | Expired / Lapsed | 1955-02-03 | 1957-03-21 | 0 | Details |
| DE938681C | Method for drilling fine holes | Expired / Lapsed | 1951-02-01 | 1956-02-02 | 0 | Details |
| DE718361C | Photoelectric device | Expired / Lapsed | 1940-03-06 | 1942-03-10 | 0 | Details |
| US2239538A | Photographic teleobjective | Expired / Lapsed | 1940-03-08 | 1941-04-22 | 0 | Details |
| DE702227C | Devices for curling fibers | Expired / Lapsed | 1937-06-30 | 1941-02-03 | 0 | Details |
| US2221055A | Apparatus for preparing a film strip for the inspection of … | Expired / Lapsed | 1938-12-31 | 1940-11-12 | 0 | Details |
| US2219275A | Telescope | Expired / Lapsed | 1938-09-13 | 1940-10-22 | 0 | Details |
| US2216003A | Microscope for examining profiles of surfaces of bodies by … | Expired / Lapsed | 1939-05-26 | 1940-09-24 | 0 | Details |
| US2206169A | Light modulating system | Expired / Lapsed | 1938-09-27 | 1940-07-02 | 0 | Details |
| US2199843A | Reflecting system having two plane reflecting surfaces | Expired / Lapsed | 1938-03-08 | 1940-05-07 | 0 | Details |
| US2177259A | Emission type phototube | Expired / Lapsed | 1937-11-05 | 1939-10-24 | 0 | Details |
| US2141884A | Photographic objective | Expired / Lapsed | 1937-11-05 | 1938-12-27 | 0 | Details |
| US2078586A | Device for illuminating microscopic objects | Expired / Lapsed | 1934-12-24 | 1937-04-27 | 0 | Details |
| US2070037A | Micro-manipulator | Expired / Lapsed | 1934-03-02 | 1937-02-09 | 0 | Details |
| US2063178A | Photographic objective | Expired / Lapsed | 1935-01-24 | 1936-12-08 | 0 | Details |
| DE636168C | Device for clarifying optical images | Expired / Lapsed | 1932-11-26 | 1936-10-07 | 0 | Details |
| US2050024A | Microscope objective | Expired / Lapsed | 1935-07-09 | 1936-08-04 | 0 | Details |
| US2039355A | Spectroscopic monochromator | Expired / Lapsed | 1934-06-29 | 1936-05-05 | 0 | Details |
| US2010301A | Device for examining the diameter of bores | Expired / Lapsed | 1933-01-19 | 1935-08-06 | 0 | Details |
| US2000737A | Microscope stand | Expired / Lapsed | 1933-12-07 | 1935-05-07 | 0 | Details |
| US1995599A | Illuminating device for microscopes | Expired / Lapsed | 1934-10-17 | 1935-03-26 | 0 | Details |
| US1987765A | Range finder for photographic purposes | Expired / Lapsed | 1933-04-06 | 1935-01-15 | 0 | Details |
| US1986004A | Engraving machine | Expired / Lapsed | 1932-12-29 | 1935-01-01 | 0 | Details |
| US1985067A | Stereoscopic rangefinder for photographic purposes | Expired / Lapsed | 1933-04-05 | 1934-12-18 | 0 | Details |
| US1971061A | Microscope | Expired / Lapsed | 1934-03-24 | 1934-08-21 | 0 | Details |
| US1959551A | Device for testing the positions of the driving shafts of l… | Expired / Lapsed | 1932-07-08 | 1934-05-22 | 0 | Details |
| US1951666A | Device maintaining automatically the frequency of an oscill… | Expired / Lapsed | 1933-01-27 | 1934-03-20 | 0 | Details |
| US1922434A | Method of indexing glass photomechanically | Expired / Lapsed | 1932-03-05 | 1933-08-15 | 0 | Details |
| US1921630A | Method and instrument for determining the position of targe… | Expired / Lapsed | 1931-08-08 | 1933-08-08 | 0 | Details |
| US1918527A | Rectifying device for range finders | Expired / Lapsed | 1932-03-22 | 1933-07-18 | 0 | Details |
| US1918540A | Instrument for measuring the curvature of the cornea | Expired / Lapsed | 1931-03-12 | 1933-07-18 | 0 | Details |
| US1904139A | Method of making selenium cells | Expired / Lapsed | 1929-12-28 | 1933-04-18 | 0 | Details |
| US1843519A | Projection objective | Expired / Lapsed | 1931-03-27 | 1932-02-02 | 0 | Details |
| US1760208A | Camera for photographing the eyeball | Expired / Lapsed | 1928-03-21 | 1930-05-27 | 0 | Details |
| US1741526A | Appliance for photographing the interior of the eye | Expired / Lapsed | 1929-02-20 | 1929-12-31 | 0 | Details |
| US1679473A | Depth gauge | Expired / Lapsed | 1923-05-26 | 1928-08-07 | 0 | Details |
| US1671168A | Caliper gauge | Expired / Lapsed | 1925-10-14 | 1928-05-29 | 0 | Details |
| US1639412A | Indicator for heat rays | Expired / Lapsed | 1921-08-13 | 1927-08-16 | 0 | Details |
| US1639411A | Receiver for heat signs | Expired / Lapsed | 1921-08-13 | 1927-08-16 | 0 | Details |
| US1618291A | Device for determining the field of vision | Expired / Lapsed | 1926-03-13 | 1927-02-22 | 0 | Details |
| US1588221A | Method of making mark plates for micrometer oculars and mou… | Expired / Lapsed | 1924-08-15 | 1926-06-08 | 0 | Details |
| US1541407A | Optical element | Expired / Lapsed | 1923-07-20 | 1925-06-09 | 0 | Details |
| US1485515A | Telephoto objective | Expired / Lapsed | 1921-08-13 | 1924-03-04 | 0 | Details |
| US1470770A | Tube extension for microscopes | Expired / Lapsed | 1922-10-16 | 1923-10-16 | 0 | Details |
| DE350651C | Rifle scope without line mark | Expired / Lapsed | — | 1922-03-21 | 0 | Details |
| US1162058A | Optical testing instrument. | Expired / Lapsed | 1915-05-26 | 1915-11-30 | 0 | Details |
| US1160184A | Sighting device. | Expired / Lapsed | 1914-07-23 | 1915-11-16 | 0 | Details |
| US1154835A | Cinematographic apparatus. | Expired / Lapsed | 1913-12-20 | 1915-09-28 | 0 | Details |
| US1150585A | Horizontal telemeter. | Expired / Lapsed | 1915-02-12 | 1915-08-17 | 0 | Details |
| US1148222A | Stereoscopic telemeter. | Expired / Lapsed | 1913-05-22 | 1915-07-27 | 0 | Details |
| US1106956A | Device for the fine adjustment of microscopes. | Expired / Lapsed | 1914-05-07 | 1914-08-11 | 0 | Details |
| US1105895A | Optical square. | Expired / Lapsed | 1913-07-17 | 1914-08-04 | 0 | Details |
| US1081031A | Refracting-prism. | Expired / Lapsed | 1913-05-22 | 1913-12-09 | 0 | Details |
| US1028224A | Liquid-lens system. | Expired / Lapsed | 1912-02-09 | 1912-06-04 | 0 | Details |
| US1016369A | Collective system. | Expired / Lapsed | 1911-02-13 | 1912-02-06 | 0 | Details |
| US1016311A | Tachometric telescope. | Expired / Lapsed | 1910-10-27 | 1912-02-06 | 0 | Details |
| US940137A | Coincidence-telemeter. | Expired / Lapsed | 1909-01-04 | 1909-11-16 | 0 | Details |
| US921773A | Telescope-level. | Expired / Lapsed | 1908-09-22 | 1909-05-18 | 0 | Details |
| US897174A | Appliance for measuring distances. | Expired / Lapsed | 1906-03-13 | 1908-08-25 | 0 | Details |
| US830225A | Testing gaseous mixtures. | Expired / Lapsed | 1905-07-15 | 1906-09-04 | 0 | Details |
| US811777A | Angle-measuring instrument. | Expired / Lapsed | 1904-12-22 | 1906-02-06 | 0 | Details |