Inventor · disambiguated record
Thomas J. Persha
Also filed as: PERSHA THOMAS J
7 granted patents·29 citations·filing 1976–1978
81Inventor score
Files withBELL & HOWELL CO7
Top patents by PatentIndex Score
7 records- 0159US4167310ALamp assembly and power module for fanless microfiche readerBELL & HOWELL CO·Filed 1977·Granted Sep 11, 1979·6 cites·4 claims
- 0255US4165160ALamp assembly and power module for fanless microfiche readerBELL & HOWELL CO·Filed 1978·Granted Aug 21, 1979·5 cites·5 claims
- 0352US4009842ASelf-adjusting reelBELL & HOWELL CO·Filed 1976·Granted Mar 1, 1977·9 cites·8 claims
- 0448USD247498SMicrofilm reader or similar articleBELL & HOWELL CO·Filed 1976·Granted Mar 14, 1978·4 cites·1 claims
- 0541US4076400AMicrofilm transport with automatic threadingBELL & HOWELL CO·Filed 1976·Granted Feb 28, 1978·2 cites·14 claims
- 0638USD247179SMicrofilm reader/printerBELL & HOWELL CO·Filed 1976·Granted Feb 7, 1978·2 cites·1 claims
- 0732US4123699AVertically scanning microfilm reader and reader printerBELL & HOWELL CO·Filed 1977·Granted Oct 31, 1978·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →