Inventor · disambiguated record
Walter Crooks
Also filed as: CROOKS WALTER
7 granted patents·89 citations·filing 1971–1990
84Inventor score
Files withIBM7
Top patents by PatentIndex Score
7 records- 0185US4103066APolycarbonate ribbon for non-impact printingIBM·Filed 1977·Granted Jul 25, 1978·44 cites·6 claims
- 0280US4253775AApparatus for re-inking a ribbon in a thermal transfer printing systemIBM·Filed 1979·Granted Mar 3, 1981·19 cites·13 claims
- 0355US4456915APrint head for high resolution electrothermal printing apparatusIBM·Filed 1983·Granted Jun 26, 1984·10 cites·7 claims
- 0454US4187329AElectrophotographic developing process and compositions for use thereinIBM·Filed 1971·Granted Feb 5, 1980·7 cites·15 claims
- 0537US3977871AElectrophotographic developer with fibers of polytetrafluoroethyleneIBM·Filed 1975·Granted Aug 31, 1976·3 cites·4 claims
- 0631US4810119AResistive ribbon for high resolution printingIBM·Filed 1987·Granted Mar 7, 1989·5 cites·22 claims
- 0729US5079086AMagnetic recording mediaIBM·Filed 1990·Granted Jan 7, 1992·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →