Inventor · disambiguated record
Louis Brian Chapko
Also filed as: CHAPKO LOUIS B · CHAPKO LOUIS BRIAN
13 granted patents·142 citations·filing 1995–2017
91Inventor score
Files withPIONEER HI BRED INT13
Top patents by PatentIndex Score
13 records- 0197US6969788B1Inbred maize line PHBABPIONEER HI BRED INT·Filed 2003·Granted Nov 29, 2005·27 cites·31 claims
- 0296US9955641B1Maize hybrid X95H700PIONEER HI BRED INT·Filed 2016·Granted May 1, 2018·14 cites·20 claims
- 0395US9894867B1Maize hybrid X00H389PIONEER HI BRED INT·Filed 2017·Granted Feb 20, 2018·13 cites·20 claims
- 0494US7294774B1Inbred maize line PHBABPIONEER HI BRED INT·Filed 2005·Granted Nov 13, 2007·11 cites·33 claims
- 0593US6740796B1Inbred maize line PH7JBPIONEER HI BRED INT·Filed 2001·Granted May 25, 2004·10 cites·31 claims
- 0693US5948957AInbred maize line PH19VPIONEER HI BRED INT·Filed 1998·Granted Sep 7, 1999·59 cites·26 claims
- 0776US7214864B1Inbred maize line PH7JDPIONEER HI BRED INT·Filed 2003·Granted May 8, 2007·1 cites·4 claims
- 0870US7270380B1Inbred maize line PH7JBPIONEER HI BRED INT·Filed 2004·Granted Sep 18, 2007·0 cites·29 claims
- 0969US6080919AInbred maize line PH1GGPIONEER HI BRED INT·Filed 1998·Granted Jun 27, 2000·1 cites·27 claims
- 1054US9872477B1Maize hybrid X80H133PIONEER HI BRED INT·Filed 2017·Granted Jan 23, 2018·0 cites·20 claims
- 1141US6077998AHybrid maize plant and seed 35B26PIONEER HI BRED INT·Filed 1998·Granted Jun 20, 2000·0 cites·13 claims
- 1233US5569818AInbred maize line phap8PIONEER HI BRED INT·Filed 1995·Granted Oct 29, 1996·5 cites·13 claims
- 1329US5731494AHybrid maize plant and seed (3820)PIONEER HI BRED INT·Filed 1996·Granted Mar 24, 1998·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →