Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MK

Matthew C. Kuchta

EXExxonMobil: 31 patents #278 of 10,161Top 3%
PEPrecursor Energetics: 24 patents #1 of 8Top 15%
TBTaxon Biosciences: 2 patents #5 of 16Top 35%
San Francisco, CA: #353 of 26,999 inventorsTop 2%
California: #5,977 of 386,348 inventorsTop 2%
Overall (All Time): #40,407 of 4,157,543Top 1%
59 Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
6380121 Metallocene compositions Udo M. Stehling, Robert T. Li, William T. Haygood, Jr., Terry J. Burkhardt 2002-04-30
6376407 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, James Charles Vizzini, Udo M. Stehling +1 more 2002-04-23
6376409 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, James Charles Vizzini, Udo M. Stehling +1 more 2002-04-23
6376410 Metallocene compositions Terry J. Burkhardt, Udo M. Stehling, James R. Hart, William T. Haygood, Jr., Robert T. Li +1 more 2002-04-23
6376411 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, James Charles Vizzini, Udo M. Stehling +1 more 2002-04-23
6376412 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, James Charles Vizzini, Udo M. Stehling +1 more 2002-04-23
6376413 Metallocene compositions Udo M. Stehling, Robert T. Li, William T. Haygood, Jr., Terry J. Burkhardt 2002-04-23
6376627 Metallocene compositions Terry J. Burkhardt, Udo M. Stehling, James R. Hart, William T. Haygood, Jr., Robert T. Li +1 more 2002-04-23
6376408 Metallocene compositions Terry J. Burkhardt, Udo M. Stehling, James R. Hart, William T. Haygood, Jr., Robert T. Li +1 more 2002-04-23