Inventor · disambiguated record
Charles A. Mathna
Also filed as: MATHNA CHARLES A
6 granted patents·203 citations·filing 1976–2005
85Inventor score
Top patents by PatentIndex Score
6 records- 0194US4049483APressure sensitive hot-melt adhesive systemMINNESOTA MINING & MFG·Filed 1976·Granted Sep 20, 1977·72 cites·9 claims
- 0284US4729518ATape dispenser including a backcard with projecting hub parking portionsMINNESOTA MINING & MFG·Filed 1986·Granted Mar 8, 1988·50 cites·4 claims
- 0380US5876817AAdhesive clipMINNESOTA MINING & MFG·Filed 1996·Granted Mar 2, 1999·46 cites·8 claims
- 0466US6090461ATemporary display device3M INNOVATIVE PROPERTIES CO·Filed 1992·Granted Jul 18, 2000·25 cites·13 claims
- 0558US4407932AFade-resistant and abrasion resistant photographic reproduction, method of preparing, and photographic product thereforMINNESOTA MINING & MFG·Filed 1982·Granted Oct 4, 1983·8 cites·1 claims
- 0633USD542022SBandages pouch3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted May 8, 2007·2 cites·1 claims
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