Inventor · disambiguated record
Gerald F. Marshall
Also filed as: MARSHALL GERALD F
8 granted patents·395 citations·filing 1978–1999
90Inventor score
Top patents by PatentIndex Score
8 records- 0192US4525853APoint source X-ray focusing deviceENERGY CONVERSION DEVICES INC·Filed 1983·Granted Jun 25, 1985·66 cites·13 claims
- 0267US4226522AImaging deviceENERGY CONVERSION DEVICES INC·Filed 1978·Granted Oct 7, 1980·7 cites·10 claims
- 0366US5935071AUltrasonic biometric imaging and identity verification systemULTRA SCAN CORP·Filed 1997·Granted Aug 10, 1999·112 cites·25 claims
- 0464US5647364AUltrasonic biometric imaging and identity verification systemULTRA SCAN CORP·Filed 1995·Granted Jul 15, 1997·104 cites·29 claims
- 0560US6296610B1Ultrasonic biometric imaging and identity verification systemULTRA SCAN CORP·Filed 1999·Granted Oct 2, 2001·80 cites·13 claims
- 0659US4698833ASubassembly, method and system for monochromatizing X-raysENERGY CONVERSION DEVICES INC·Filed 1985·Granted Oct 6, 1987·17 cites·26 claims
- 0752US4382675AApparatus for producing microform records from multiple data sourcesENERGY CONVERSION DEVICES INC·Filed 1981·Granted May 10, 1983·5 cites·12 claims
- 0848US4226523AImaging deviceENERGY CONVERSION DEVICES INC·Filed 1978·Granted Oct 7, 1980·4 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →