Inventor · disambiguated record
Charles D. Cowman, Jr.
Also filed as: COWMAN CHARLES D · COWMAN JR CHARLES D
4 granted patents·118 citations·filing 1975–2000
80Inventor score
Top patents by PatentIndex Score
4 records- 0189US6348086B1Combination blower wheel and filter cartridge system for HVAC applications3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Feb 19, 2002·58 cites·26 claims
- 0270US4929492AStretchable insulating fabricMINNESOTA MINING & MFG·Filed 1989·Granted May 29, 1990·40 cites·21 claims
- 0356US4035064ALight concentrator having an anticlastic reflective surfaceMINNESOTA MINING & MFG·Filed 1975·Granted Jul 12, 1977·12 cites·11 claims
- 0445US4115486AMethod of developing an anticlastic concentratorMINNESOTA MINING & MFG·Filed 1977·Granted Sep 19, 1978·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →