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

Jo Ann M. Canich — 174 Patents

ExxonMobil: 172 patents #6 of 10,161Top 1%
UTUnivation Technologies: 1 patents #199 of 289Top 70%
Chevron: 1 patents #2,615 of 4,788Top 55%
Houston, TX: #9 of 21,073 inventorsTop 1%
Texas: #127 of 125,132 inventorsTop 1%
Overall (All Time): #4,562 of 4,157,543Top 1%
174 Patents All Time

Issued Patents All Time

Showing 151–174 of 174 patents

Patent #TitleCo-InventorsDate
5844055 Ethylene/branched olefin copolymers Patrick R. Brandt, Natalie A. Merrill 1998-12-01
5763556 Copolymers of ethylene and geminally disubstituted olefins Timothy D. Shaffer, Kevin R. Squire 1998-06-09
5723560 Higher molecular weight amorphous polypropylene 1998-03-03
5635573 Method for preparing alpha-olefin/cycloolefin copolymers Bruce A. Harrington, Gregory G. Hlatkey, Natalie A. Merrill 1997-06-03
5631391 Monocyclopentadienyl titanium metal compounds for ethylene-.alpha.-olefin-copolymer production catalysts 1997-05-20
5621126 Monocyclopentadienyl metal compounds for ethylene-.alpha.-olefin-copolymer production catalysts Howard W. Turner, Gregory G. Hlatky 1997-04-15
5547675 Modified monocyclopentadienyl transition metal/alumoxane catalyst system for polymerization of olefins 1996-08-20
5539056 Thermoplastic elastomers Henry W. Yang, Gary F. Licciardi 1996-07-23
5516848 Process to produce thermoplastic elastomers Henry W. Yang, Gary F. Licciardi 1996-05-14
5504169 Process for producing amorphous poly-.alpha.-olefins with a monocyclopentadienyl transition metal catalyst system 1996-04-02
5504049 Transition metal olefin polymerization catalysts Donna J. Crowther, Richard Allen Fisher, Gregory G. Hlatky, Howard W. Turner 1996-04-02
5502124 Transition metal olefin polymerization processes Donna J. Crowther, Richard Allen Fisher, Gregory G. Hlatky, Howard W. Turner 1996-03-26
5475075 Ethylene/longer .alpha.-olefin copolymers Patrick Brant 1995-12-12
5444145 Ethylene/branched olefin copolymers Patrick Brant, Natalie A. Merrill 1995-08-22
5420217 Process for producing amorphous poly-.alpha.-olefins with a monocyclopentadienyl transition metal catalyst system 1995-05-30
5408017 High temperature polymerization process using ionic catalysts to produce polyolefins Howard W. Turner, Bernard J. Folie 1995-04-18
5318935 Amido transition metal compound and a catalyst system for the production of isotatic polypropylene Howard W. Turner 1994-06-07
5264405 Monocyclopentadienyl titanium metal compounds for ethylene-.alpha.-olefin-copolymer production catalysts 1993-11-23
5227440 Mono-Cp heteroatom containing Group IVB transition metal complexes with MAO: supported catalysts for olefin polymerization Gary F. Licciardi 1993-07-13
5096867 Monocyclopentadienyl transition metal olefin polymerization catalysts 1992-03-17
5079205 Group IVB, VB and VIB metal hydrocarbyloxides, with alumoxane for olefin polymerization 1992-01-07
5057475 Mono-Cp heteroatom containing group IVB transition metal complexes with MAO: supported catalyst for olefin polymerization Gary F. Licciardi 1991-10-15
5055438 Olefin polymerization catalysts 1991-10-08
5026798 Process for producing crystalline poly-.alpha.-olefins with a monocyclopentadienyl transition metal catalyst system 1991-06-25