Inventor · disambiguated record
Keith W. Trammell
Also filed as: TRAMMELL KEITH · TRAMMELL KEITH W · TRAMMELL KEITH WAYNE
7 granted patents·86 citations·filing 1997–2014
81Inventor score
Technology areasA01H
Files withPYBAS VEGETABLE SEED CO INC3SYNGENTA PARTICIPATIONS AG2SEMINIS VEGETABLE SEEDS INC1TRAMMELL KEITH W1
Top patents by PatentIndex Score
7 records- 0193US5973232ALactuca sativa cultivar exhibiting resistance to downy mildew and corky root rotSEMINIS VEGETABLE SEEDS INC·Filed 1997·Granted Oct 26, 1999·69 cites·4 claims
- 0290US8878008B1Lettuce variety stage coachSYNGENTA PARTICIPATIONS AG·Filed 2014·Granted Nov 4, 2014·9 cites·30 claims
- 0378US7193142B2Celery variety commandPYBAS VEGETABLE SEED CO INC·Filed 2005·Granted Mar 20, 2007·7 cites·3 claims
- 0474US8729344B1Lettuce cultivar el guapoSYNGENTA PARTICIPATIONS AG·Filed 2013·Granted May 20, 2014·1 cites·30 claims
- 0539US7560614B1Romaine lettuce PYB 1595PYBAS VEGETABLE SEED CO INC·Filed 2008·Granted Jul 14, 2009·0 cites·10 claims
- 0639US7541518B1Iceberg lettuce PYB 1094PYBAS VEGETABLE SEED CO INC·Filed 2008·Granted Jun 2, 2009·0 cites·10 claims
- 0735US8093471B2Celery variety stix (PYC 6651)TRAMMELL KEITH W·Filed 2009·Granted Jan 10, 2012·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →