Inventor · disambiguated record
Charlene R. Couch
Also filed as: COUCH CHARLENE · COUCH CHARLENE R
5 granted patents·278 citations·filing 1993–1994
85Inventor score
Files withBINNEY & SMITH INC5
Top patents by PatentIndex Score
5 records- 0192US5486228AWashable color changing compositionsBINNEY & SMITH INC·Filed 1994·Granted Jan 23, 1996·82 cites·52 claims
- 0291US5326388AColor changing compositionsBINNEY & SMITH INC·Filed 1993·Granted Jul 5, 1994·59 cites·29 claims
- 0386US5489331AColor changing compositions using acidsBINNEY & SMITH INC·Filed 1994·Granted Feb 6, 1996·52 cites·28 claims
- 0486US5478382AColor changing compositions for use on non-porous surfacesBINNEY & SMITH INC·Filed 1994·Granted Dec 26, 1995·52 cites·37 claims
- 0575US5503665ALatent image compositionsBINNEY & SMITH INC·Filed 1994·Granted Apr 2, 1996·33 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →