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USPTO Patent Rankings Data through Dec 31, 2025
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James Charles Vizzini — 20 Patents

ExxonMobil: 20 patents #520 of 10,161Top 6%
Pasadena, TX: #17 of 297 inventorsTop 6%
Texas: #6,926 of 125,132 inventorsTop 6%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
James Charles Vizzini has been granted 20 US patents while listed as an inventor at ExxonMobil. The first was granted in 2000 and the most recent in February 2009. James Charles Vizzini ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list James Charles Vizzini in Pasadena, TX, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7494626 Methods of delivering catalyst systems for propylene polymerization Lawrence C. Smith, Ted A. Powell, Terry J. Burkhardt, Anthony N. Speca, Shiaw Ju 2009-02-24 $643,430,000
7439312 Branched crystalline polypropylene Palanisamy Arjunan, Thottinal Mathew, Patrick Brant 2008-10-21 $424,272,000
7232868 Methods of delivering catalyst systems for propylene polymerization Lawrence C. Smith, Ted A. Powell, Terry J. Burkhardt, Anthony N. Speca, Shiaw Ju 2007-06-19 $195,076,000
7141630 Methods of feed purification for olefin polymerization Ted A. Powell, Shiaw Ju 2006-11-28 $468,421,000
6903229 Metallocene compositions Terry J. Burkhardt, Udo M. Stehling, James R. Hart, William T. Haygood, Jr., Robert T. Li +1 more 2005-06-07 $369,113,000
6825372 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2004-11-30 $102,207,000
6414095 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-07-02 $330,341,000
6399723 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-06-04 $439,160,000
6380330 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-04-30 $125,666,000
6380124 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-04-30 $125,666,000
6380120 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Udo M. Stehling, James R. Hart, Robert T. Li +1 more 2002-04-30 $125,666,000
6376411 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-04-23 $87,241,000
6376407 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-04-23 $87,241,000
6376408 Metallocene compositions Terry J. Burkhardt, Udo M. Stehling, James R. Hart, William T. Haygood, Jr., Robert T. Li +1 more 2002-04-23 $87,241,000
6376409 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-04-23 $87,241,000
6376410 Metallocene compositions Terry J. Burkhardt, Udo M. Stehling, James R. Hart, William T. Haygood, Jr., Robert T. Li +1 more 2002-04-23 $87,241,000
6376412 Metallocene compositions Terry J. Burkhardt, William T. Haygood, Jr., Robert T. Li, Matthew C. Kuchta, Udo M. Stehling +1 more 2002-04-23 $87,241,000
6376627 Metallocene compositions Terry J. Burkhardt, Udo M. Stehling, James R. Hart, William T. Haygood, Jr., Robert T. Li +1 more 2002-04-23 $87,241,000
6228795 Polymeric supported catalysts 2001-05-08 $442,799,000
6143686 Supported ionic catalyst compositions Rajan K. Chudgar 2000-11-07 $389,193,000