Inventor · disambiguated record
David Duch
Also filed as: DUCH DAVID · DUCH DAVID S · DUCH DAVID STANLEY
9 granted patents·1 pending application·80 citations·filing 1981–2018
87Inventor score
Top patents by PatentIndex Score
10 records- 0188US4512992ATreatment with dialkoxy pyridopyrimidine compoundsBURROUGHS WELLCOME CO·Filed 1981·Granted Apr 23, 1985·23 cites·8 claims
- 0285US4897395ATreatment with dialkoxy pyridopyrimidinesBURROUGHS WELLCOME CO·Filed 1987·Granted Jan 30, 1990·33 cites·5 claims
- 0374US8136350B2Catalytic muffler having crossover passageway for secondary airDUCH DAVID·Filed 2008·Granted Mar 20, 2012·7 cites·21 claims
- 0469US4372957ATreatment with dialkoxy pyridopyrimidinesBURROUGHS WELLCOME CO·Filed 1981·Granted Feb 8, 1983·9 cites·7 claims
- 0565US6579877B2Combination of benzoquinazoline antifolates and protecting agentsSMITHKLINE BEECHAM CORP·Filed 2002·Granted Jun 17, 2003·2 cites·4 claims
- 0664US10744393B2Goaltender device with wrist band and cord for retractable support of a removed goalie gloveDUCH DAVID·Filed 2018·Granted Aug 18, 2020·2 cites·3 claims
- 0762US6855712B2Combination of benzoquinazoline antifolates and protecting agentsSMITHKLINE BEECHAM CORP·Filed 2003·Granted Feb 15, 2005·1 cites·1 claims
- 0843US2013104849A1Vapor relief system for fuel injectorBRIGGS & STRATTON CORP·Filed 2012·Application pending·0 cites
- 0939US6358952B1Combination of benzoquinazoline antifolates and protecting agentsSMITHKLINE BEECHAM CORP·Filed 1993·Granted Mar 19, 2002·3 cites·11 claims
- 1032US4661490ATreatment with dialkoxy pyridopyrimidinesBURROUGHS WELLCOME CO·Filed 1984·Granted Apr 28, 1987·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →