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USPTO Patent Rankings Data through Dec 31, 2025
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Gregory P. Hussmann — 12 Patents

AMAmoco: 11 patents #48 of 1,251Top 4%
BABp Corporation North America: 1 patents #351 of 812Top 45%
Batavia, IL: #44 of 347 inventorsTop 15%
Illinois: #7,339 of 84,256 inventorsTop 9%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Gregory P. Hussmann has been granted 12 US patents while listed as an inventor at Amoco. The first was granted in 1988 and the most recent in July 2007. Gregory P. Hussmann ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Gregory P. Hussmann in Batavia, IL, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7247742 Recycling polyethylene naphthalate containing materials in a process to produce diesters Rosemary F. McMahon, John A. Macek, Michael Panzer, Raymond J. Eifert, David A. Young +2 more 2007-07-24
5350874 Process for preparing diesters of naphthalenedicarboxylic acids Paul K. Behrens, Juergen K. Holzhauer, David L. Sikkenga 1994-09-27 $128,626,000
5041633 Process for the production of an aromatic polycarboxylic acid Walter Partenheimer, Juergen K. Holzhauer, Stephen V. Hoover 1991-08-20 $27,323,000
5030749 Method for producing purified trimesic acid 1991-07-09 $29,334,000
4929761 Preparation of substituted benzophenones Carl A. Udovich 1990-05-29 $24,036,000
4900865 Method for producing a di-(mono- or poly-)carboxyaryl ether Juergen K. Holzhauer, George E. Kuhlmann 1990-02-13 $32,923,000
4898982 Preparation of diaryl ethers and diaryl sulfides 1990-02-06 $25,558,000
4783569 Selective gas-phase isomerization of dimethylnaphthalene: 2,6-DMN triad Patrick E. Mc Mahon 1988-11-08 $13,517,000
4783570 Selective gas-phase isomerization of dimethylnaphthalene: 2,7-DMN triad Patrick E. McMahon 1988-11-08 $13,517,000
4754074 Preparation of dialkyl ketones from aliphatic carboxylic acids 1988-06-28 $7,803,000
4740647 Cyclization catalyst Patrick E. McMahon 1988-04-26 $14,306,000
4721815 Preparation of substituted benzophenones Carl A. Udovich 1988-01-26 $10,961,000