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USPTO Patent Rankings Data through Dec 31, 2025
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Frank J. Chen — 37 Patents

ExxonMobil: 36 patents #230 of 10,161Top 3%
Piscataway, NJ: #14 of 879 inventorsTop 2%
New Jersey: #1,583 of 69,400 inventorsTop 3%
Overall (All Time): #88,321 of 4,157,543Top 3%
37 Patents All Time
Frank J. Chen has been granted 37 US patents while listed as an inventor at ExxonMobil. The first was granted in 1985 and the most recent in May 2000. Frank J. Chen ranks #88,321 of 4,157,543 US inventors in our database (top 2.1%). Patent records list Frank J. Chen in Piscataway, NJ, US.

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6060633 Supported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions Christophe Le Deore, Thierry Hamaide, Alain Guyot, Ven Pinjala, John Di-Yi Ou 2000-05-09
6022929 Amorphous olefin polymers, copolymers, methods of preparation and derivatives thereof Jon E. Stanat, Cezar S. Baula 2000-02-08 $443,480,000
5902919 Supported Lewis acid catalyst polymerization process Christophe Le Deore, Alain Guyot, Alain Louis Pierre Lenack, Jon E. Stanat 1999-05-11 $319,822,000
5877371 Heterogeneous Lewis acid-type catalysts Herve M. Cheradame, Jon E. Stanat, Gerard Rissoan 1999-03-02 $368,107,000
5874380 Heterogeneous lewis acid-type catalysts Herve M. Cheradame, Jon E. Stanat, Gerard Rissoan 1999-02-23 $366,680,000
5814715 Amorphous olefin polymers, copolymers, methods of preparation and derivatives thereof Jon E. Stanat, Cezar S. Baula 1998-09-29 $161,100,000
5789335 Supported Lewis acid catalysts for hydrocarbon conversion reactions Christophe Le Deore, Alain Guyot, Alain Louis Pierre Lenack, Jon E. Stanat 1998-08-04 $90,969,000
5780563 Supported lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions Alain Guyot, Thierry Hamaide, Christophe Le Deore 1998-07-14 $202,778,000
5770539 Lewis acid catalysts supported on porous polymer substrate Tze-Chiang Chung, Jon E. Stanat, Soon Hong Lee 1998-06-23 $140,723,000
5691431 Cationic polymerization catalyzed by lewis acid catalysts supported on porous polymer substrate Tze-Chiang Chung, Jon E. Stanat, Soon Hong Lee 1997-11-25 $167,251,000
5663470 """Heterogeneous lewis acid-type catalysts""" Herve M. Cheradame, Jon E. Stanat, Gerard Rissoan 1997-09-02 $147,961,000
5648580 Supported lewis acid catalysts for hydrocarbon conversion reactions Christophe Le Deore, Roger Spitz, Alan Guyot 1997-07-15 $175,713,000
5629394 Direct synthesis by living cationic polymerization of nitrogen-containing polymers Herve M. Cheradame, Jon E. Stanat, Hung-Anh Nguyen, Behrooz R. Tabar 1997-05-13 $122,519,000
5607890 Supported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions Alain Guyot, Thierry Hamaide, Christophe Le Deore 1997-03-04 $182,644,000
5600055 Immobilized Lewis Acid catalysts Tze-Chiang Chung, Jon E. Stanat, Alok Kumar 1997-02-04 $94,947,000
5571885 Immobilized lewis acid catalysts Tze-Chiang Chung, Jon E. Stanat, Alok Kumar 1996-11-05 $63,348,000
5563313 Immobilized Lewis Acid catalysts Tze-Chiang Chung, Jon E. Stanat, Alok Kumar 1996-10-08 $91,824,000
5561095 Supported lewis acid catalysts for hydrocarbon conversion reactions Christophe Le Deore, Roger Spitz, Alan Guyot 1996-10-01 $161,804,000
5481054 Immobilized Lewis Acid catalysts Tze-Chiang Chung, Jon E. Stanat, Alok Kumar 1996-01-02 $179,241,000
5444135 Direct synthesis by living cationic polymerization of nitrogen-containing polymers Herve M. Cheradame, Jon E. Stanat, Hung-Anh Nguyen, Behrooz R. Tabar 1995-08-22 $54,734,000
5414177 Immobilized Lewis acid catalysts Tze-Chiang Chung, Jon E. Stanat, Alok Kumar 1995-05-09 $70,889,000
5409873 Immobilized Lewis acid catalysts Tze-Chiang Chung, Jon E. Stanat, Alok Kumar 1995-04-25 $60,662,000
5336745 Terminally-substituted polymeric compositions from cationically polymerizable monomers and initiators Herve M. Cheradame, Robert D. Lundberg, Jean De La Croix Habimana 1994-08-09 $41,536,000
5326921 AlCl.sub.3 -catalyzed process for preparing poly-N-butenes from mixed butenes 1994-07-05 $43,213,000
5288677 Immobilized Lewis acid catalysts Tze-Chiang Chung, Jon E. Stanat, Alok Kumar 1994-02-22 $25,159,000