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USPTO Patent Rankings Data through Dec 31, 2025
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James R. Kittrell — 13 Patents

KSKse: 9 patents #1 of 8Top 15%
NSNew England Power Service: 2 patents #2 of 8Top 25%
Amherst, MA: #38 of 424 inventorsTop 9%
Massachusetts: #9,700 of 88,656 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
James R. Kittrell has been granted 13 US patents while listed as an inventor at Kse. The first was granted in 1981 and the most recent in July 2023. James R. Kittrell ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list James R. Kittrell in Amherst, MA, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11708343 Method and integrated process for the carboxylation of furan derived carboxylic acids to 2,5-furandicarboxylic acid Carl R. Dupre, Keith D. Kittrell, Leonard T. McDonald, Jeffrey A. Kittrell 2023-07-25
7348288 Catalyst composition 2008-03-25
6596664 Method, catalyst, and photocatalyst for the destruction of phosgene David Gerrish, Michael Milazzo 2003-07-22
6464951 Method, catalyst, and photocatalyst for the destruction of phosgene David Gerrish, Michael Milazzo 2002-10-15
6221259 Process and catalyst for photocatalytic conversion of contaminants 2001-04-24
6179972 Two stage process and apparatus for photocatalytic and catalytic conversion of contaminants 2001-01-30
6179971 Two stage process and catalyst for photocatalytic conversion of contaminants David Gerrish 2001-01-30
5340918 Process for the stabilization of copolymers of maleic anhydride and alkyl vinyl ethers Charles W. Quinlan 1994-08-23
5189122 Process for the preparation of copolymers of maleic anhydride and alkyl vinyl ether Charles W. Quinlan 1993-02-23
4643820 Process for enhancing the cetane number of diesel fuel Hossein Zarrineghbal, Saeed T. Darian 1987-02-17
4485007 Process for purifying hydrocarbonaceous oils Patrick Tam 1984-11-27
4473535 Process for reducing nitric oxides Donald L. Herman 1984-09-25
4246234 Method and apparatus for reducing nitric oxide Donald L. Herman 1981-01-20