Inventor · disambiguated record
Edwin K. Shenk
Also filed as: SHENK EDWIN K
25 granted patents·455 citations·filing 1975–1997
97Inventor score
Files withPOLAROID CORP25
Top patents by PatentIndex Score
25 records- 0195US4023187AExposure control system with fill flash race conditionPOLAROID CORP·Filed 1975·Granted May 10, 1977·33 cites·22 claims
- 0291US4182563AFocus control system for interchangeable adjustable focus lensesPOLAROID CORP·Filed 1978·Granted Jan 8, 1980·28 cites·20 claims
- 0390US4490814ASonic autofocus camera having variable sonic beamwidthPOLAROID CORP·Filed 1984·Granted Dec 25, 1984·24 cites·2 claims
- 0486US4317624AStrobe camera having range correlated scanning blade endodingPOLAROID CORP·Filed 1980·Granted Mar 2, 1982·21 cites·14 claims
- 0581US4348089ALens movement actuated reference and sequencing means for cameras having unidirectional automatic focusingPOLAROID CORP·Filed 1979·Granted Sep 7, 1982·36 cites·62 claims
- 0679US4336987ACamera employing zone focusingPOLAROID CORP·Filed 1980·Granted Jun 29, 1982·33 cites·28 claims
- 0778US5526255ATrue zoom capability on a spot scanning electronic printerPOLAROID CORP·Filed 1994·Granted Jun 11, 1996·44 cites·14 claims
- 0878US4199244AAutomatic focusing cameraPOLAROID CORP·Filed 1978·Granted Apr 22, 1980·31 cites·31 claims
- 0973US4238154ACamera having too close/too far indicationPOLAROID CORP·Filed 1979·Granted Dec 9, 1980·8 cites·20 claims
- 1073US4200378AAutomatic focusing camera with lens jam sensor controlPOLAROID CORP·Filed 1978·Granted Apr 29, 1980·25 cites·7 claims
- 1167US4309098AAutofocus cine camera having automatic variable speed focusingPOLAROID CORP·Filed 1980·Granted Jan 5, 1982·22 cites·14 claims
- 1262US4894794ASystem for providing continous linear interpolationPOLAROID CORP·Filed 1985·Granted Jan 16, 1990·18 cites·8 claims
- 1362US4531822AExtended sonic acceptance anglePOLAROID CORP·Filed 1980·Granted Jul 30, 1985·18 cites·5 claims
- 1459US5676019ANut assembly using partial nuts to limit harmonic errorPOLAROID CORP·Filed 1997·Granted Oct 14, 1997·16 cites·21 claims
- 1559US4294531AAuto-focus movie cameraPOLAROID CORP·Filed 1979·Granted Oct 13, 1981·16 cites·13 claims
- 1655US4440482ASonic autofocus camera having variable sonic beamwidthPOLAROID CORP·Filed 1982·Granted Apr 3, 1984·13 cites·14 claims
- 1755US4178087AAutofocus movie camera having focus correction meansPOLAROID CORP·Filed 1978·Granted Dec 11, 1979·15 cites·12 claims
- 1849US4239354AAutofocus movie camera having improved focus responsePOLAROID CORP·Filed 1979·Granted Dec 16, 1980·10 cites·8 claims
- 1947US5774626AProgrammable dual-phase digital motor control with sliding proportionalityPOLAROID CORP·Filed 1995·Granted Jun 30, 1998·10 cites·13 claims
- 2047US4017873AExposure control system with braking capabilityPOLAROID CORP·Filed 1975·Granted Apr 12, 1977·3 cites·22 claims
- 2143US4396268ADual burst, wide range sonar systemPOLAROID CORP·Filed 1981·Granted Aug 2, 1983·8 cites·15 claims
- 2242US4238143AAutofocus movie camera having pulsed terminal drive meansPOLAROID CORP·Filed 1979·Granted Dec 9, 1980·7 cites·10 claims
- 2340US4663667AContrast control circuitPOLAROID CORP·Filed 1985·Granted May 5, 1987·6 cites·6 claims
- 2437US4227790AAuto/manual focus control mode selectorPOLAROID CORP·Filed 1979·Granted Oct 14, 1980·5 cites·9 claims
- 2535US5483202ACompensated phase locked loop for generating a controlled output clock signalPOLAROID CORP·Filed 1994·Granted Jan 9, 1996·5 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →