Inventor · disambiguated record
Richard J. Gahan
Also filed as: GAHAN RICHARD J
9 granted patents·4,535 citations·filing 1989–2001
95Inventor score
Files withDONNELLY CORP8
Top patents by PatentIndex Score
9 records- 0199US6427349B1Compensation system for electronic compassDONNELLY CORP·Filed 2001·Granted Aug 6, 2002·222 cites·46 claims
- 0299US6173501B1Compensation system for electronic compassDONNELLY CORP·Filed 1998·Granted Jan 16, 2001·285 cites·75 claims
- 0399US5802727ACompensation system for electronic compassDONNELLY CORP·Filed 1997·Granted Sep 8, 1998·329 cites·10 claims
- 0499US5632092ACompensation system for electronic compassDONNELLY CORP·Filed 1995·Granted May 27, 1997·506 cites·3 claims
- 0599US5406414AElectrochromic rearview mirror for vehicles with constant light transmitting areaDONNELLY CORP·Filed 1993·Granted Apr 11, 1995·586 cites·4 claims
- 0699US5253109AElectro-optic device with constant light transmitting areaDONNELLY CORP·Filed 1992·Granted Oct 12, 1993·917 cites·22 claims
- 0799US5193029ASingle sensor adaptive drive circuit for rearview mirror systemDONNELLY CORP·Filed 1991·Granted Mar 9, 1993·841 cites·33 claims
- 0899US5066112APerimeter coated, electro-optic mirrorDONNELLY CORP·Filed 1989·Granted Nov 19, 1991·592 cites·54 claims
- 0998US5644851ACompensation system for electronic compassFiled 1993·Granted Jul 8, 1997·257 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →