Assignee
PENTACON DRESDEN VEB
DD·31 granted patents·103 citations·filing 1974–1982
Top patents by PatentIndex Score
31 records- 0167US4172643AExposure measuring apparatus for photographic camerasPENTACON DRESDEN VEB·Filed 1978·Granted Oct 30, 1979·6 cites·4 claims
- 0267US3947112ADevice for document filmingPENTACON DRESDEN VEB·Filed 1974·Granted Mar 30, 1976·20 cites·9 claims
- 0364US4015903AMicrofilm camera apparatusPENTACON DRESDEN VEB·Filed 1974·Granted Apr 5, 1977·7 cites·5 claims
- 0464US3992203APolyphenylenevinylene photoconductor composition sensitized with a 1,4-bis (styryl) benzene derivativePENTACON DRESDEN VEB·Filed 1975·Granted Nov 16, 1976·14 cites·3 claims
- 0563US4165934AMicrofilm cameraPENTACON DRESDEN VEB·Filed 1977·Granted Aug 28, 1979·6 cites·3 claims
- 0656US4236797AMirror mechanism for a monocular reflex cameraPENTACON DRESDEN VEB·Filed 1979·Granted Dec 2, 1980·5 cites·3 claims
- 0756US4160592ACamerasPENTACON DRESDEN VEB·Filed 1977·Granted Jul 10, 1979·5 cites·3 claims
- 0854US3966470APhoto-conductive coating containing Ge, S, and Pb or SnPENTACON DRESDEN VEB·Filed 1974·Granted Jun 29, 1976·8 cites·2 claims
- 0949US4199251AMicro-filming apparatusPENTACON DRESDEN VEB·Filed 1979·Granted Apr 22, 1980·3 cites·8 claims
- 1049US3969740AFilm cassettePENTACON DRESDEN VEB·Filed 1974·Granted Jul 13, 1976·4 cites·4 claims
- 1149US3966320AMicrofilm cameraPENTACON DRESDEN VEB·Filed 1975·Granted Jun 29, 1976·4 cites·6 claims
- 1248US4264171ASingle-lens mirror reflex camera and release mechanism thereforPENTACON DRESDEN VEB·Filed 1979·Granted Apr 28, 1981·4 cites·2 claims
- 1341US3944154AFilm cassettePENTACON DRESDEN VEB·Filed 1974·Granted Mar 16, 1976·2 cites·4 claims
- 1440US4190337AExposure measurement circuitPENTACON DRESDEN VEB·Filed 1978·Granted Feb 26, 1980·3 cites·7 claims
- 1535US4118718AMeasuring and control system for single lens reflexPENTACON DRESDEN VEB·Filed 1977·Granted Oct 3, 1978·1 cites·2 claims
- 1633US4191464ABlade type focal plane shuttersPENTACON DRESDEN VEB·Filed 1977·Granted Mar 4, 1980·0 cites·6 claims
- 1733US3997904ACamera circuit arrangement for the pre-indication of exposure timePENTACON DRESDEN VEB·Filed 1975·Granted Dec 14, 1976·2 cites·3 claims
- 1833US3995297AFilm cassettePENTACON DRESDEN VEB·Filed 1975·Granted Nov 30, 1976·0 cites·4 claims
- 1932US4182564AFocusing screen for photographic camerasPENTACON DRESDEN VEB·Filed 1978·Granted Jan 8, 1980·2 cites·3 claims
- 2031US4119981ASingle lens reflex camera and exposure measuring mechanism thereforPENTACON DRESDEN VEB·Filed 1977·Granted Oct 10, 1978·0 cites·1 claims
- 2131US3996597APhotographic cartridge cameraPENTACON DRESDEN VEB·Filed 1974·Granted Dec 7, 1976·1 cites·2 claims
- 2231US3963346AMicrofilm camerasPENTACON DRESDEN VEB·Filed 1975·Granted Jun 15, 1976·1 cites·8 claims
- 2328US4040111ACamera automatic exposure control apparatusPENTACON DRESDEN VEB·Filed 1975·Granted Aug 2, 1977·1 cites·5 claims
- 2428US3940781ACamera diaphragm drive apparatusPENTACON DRESDEN VEB·Filed 1974·Granted Feb 24, 1976·1 cites·12 claims
- 2527US4389107AFocusing device for camerasPENTACON DRESDEN VEB·Filed 1981·Granted Jun 21, 1983·1 cites·1 claims
- 2624US4426146AFocal-plane leaf shutterPENTACON DRESDEN VEB·Filed 1982·Granted Jan 17, 1984·0 cites·3 claims
- 2724US4396264AMonocular reflex cameraPENTACON DRESDEN VEB·Filed 1982·Granted Aug 2, 1983·1 cites·3 claims
- 2824US4396265AMonocular reflex camera having reflex mirror stop adjustmentPENTACON DRESDEN VEB·Filed 1982·Granted Aug 2, 1983·0 cites·6 claims
- 2922US3946412APhotographic camera having electric motor drive for shutter cocking and film windingPENTACON DRESDEN VEB·Filed 1974·Granted Mar 23, 1976·0 cites·4 claims
- 3020US4135799APhotographic camera with flashlight contactsPENTACON DRESDEN VEB·Filed 1976·Granted Jan 23, 1979·0 cites·5 claims
- 3116US4331408APhotographic bellows unitPENTACON DRESDEN VEB·Filed 1979·Granted May 25, 1982·1 cites·2 claims
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