Inventor · disambiguated record
William C. Frank
Also filed as: FRANK WILLIAM C
4 granted patents·25 citations·filing 1992–1994
72Inventor score
Technology areasG03C
Files withMINNESOTA MINING & MFG4
Top patents by PatentIndex Score
4 records- 0183US5350669ASilver-carboxylate/1,2-diazine compounds as silver sources in photothermographic and thermographic elementsMINNESOTA MINING & MFG·Filed 1994·Granted Sep 27, 1994·12 cites·11 claims
- 0279US5324627ATetra-alkylammonium phenylsulfonylacetate thermal-dye-bleach agentsMINNESOTA MINING & MFG·Filed 1992·Granted Jun 28, 1994·10 cites·17 claims
- 0352US5384237AQuaternary-ammonium phenylsulfonylacetate thermal-dye-bleach agentsMINNESOTA MINING & MFG·Filed 1994·Granted Jan 24, 1995·3 cites·6 claims
- 0431US5466804ASilver-carboxylate/1,2-diazine compounds as silver sources in photothermographic and thermographic elementsMINNESOTA MINING & MFG·Filed 1994·Granted Nov 14, 1995·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →