Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RJ

Roy A. Johnson — 83 Patents

TUThe Upjohn: 58 patents #2 of 528Top 1%
GBGemin X Biotechnologies: 3 patents #1 of 18Top 6%
USU.S. Water Services: 3 patents #1 of 5Top 20%
WAWard-Kraft: 3 patents #9 of 43Top 25%
TMThe Mead: 2 patents #414 of 779Top 55%
TSTetra Laval Holdings & Finance S.A.: 2 patents #405 of 1,364Top 30%
NTNalco Fuel Tech: 2 patents #7 of 27Top 30%
NCNalco Chemical: 1 patents #631 of 636Top 100%
GCGemin X Pharmaceuticals Canada: 1 patents #8 of 11Top 75%
MIT: 1 patents #4,386 of 9,367Top 50%
NTNusil Technology: 1 patents #3 of 14Top 25%
BPBritish Petroleum: 1 patents #145 of 360Top 45%
Carpinteria, CA: #1 of 130 inventorsTop 1%
California: #3,232 of 386,348 inventorsTop 1%
Overall (All Time): #21,013 of 4,157,543Top 1%
83 Patents All Time
Roy A. Johnson has been granted 83 US patents while listed as an inventor at The Upjohn. The first was granted in 1980 and the most recent in April 2025. Roy A. Johnson ranks #21,013 of 4,157,543 US inventors in our database (top 0.51%). Patent records list Roy A. Johnson in Carpinteria, CA, US.

Issued Patents All Time

Showing 1–25 of 83 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12269059 Silicone compositions and methods related thereto James Ramies, Brian Burkitt 2025-04-08
11788106 Reducing insoluble deposit formation in ethanol production Paul R. Young 2023-10-17
11040511 Folding apparatus for folding sheet packaging elements Mark W. Davidson, Mathias N. Coulomb, Joshua Alexander, Alessandro Morselli 2021-06-22
10954535 Reducing insoluble deposit formation in ethanol production Paul R. Young 2021-03-23
10099873 Magazine for sheet packaging elements Mark W. Davidson, Giorgio Santoni, Alessandro Morselli 2018-10-16
9657398 Corrosion inhibiting compositions Donovan L. Erickson, Matthew Ryan LaBrosse, Paul R. Young 2017-05-23
9290850 Corrosion inhibiting methods Donovan L. Erickson, Matthew Ryan LaBrosse, Paul R. Young 2016-03-22
8609399 Reducing insoluble deposit formation in ethanol production Paul R. Young 2013-12-17
8415137 Preventing phytate salt deposition in polar solvent systems Paul R. Young 2013-04-09
8039244 Reducing insoluble deposit formation in ethanol production Paul R. Young 2011-10-18
7491745 Pyrrole-Type compounds, compositions and methods for treating cancer or viral disease Giorgio Attardo 2009-02-17
7144912 Pyrrole-type compounds, compositions, and methods for treating cancer, treating viral diseases and causing immunosuppression Giorgio Attardo 2006-12-05
6911549 Method of preparing a taxol derivative Jackson B. Hester, Jr., Robert C. Kelly, Eldon George Nidy, Harvey I. Skulnick 2005-06-28
6602879 Pyrrole-type compounds, compositions, and methods for treating cancer or viral diseases Madiraju Murthy, Nancy A. E. Steenaart, Gordon Shore 2003-08-05
6407244 Pyrrole-type compounds, compositions, and methods for treating cancer or viral diseases Madiraju Murthy, Nancy A. E. Steenaart, Gordon Shore 2002-06-18
5621123 Cyclic hydrocarbons with an aminoalkyl sidechain Gordon L. Bundy, Gilbert A. Youngdale, Douglas R. Morton, Jr., Donald P. Wallach, deceased, Vera M. Wallach, legal representative 1997-04-15 $54,410,000
5616307 Boiler operation with decreased NO.sub.x and waste water discharge Leonard Dubin, Vincent M. Albanese 1997-04-01
5593980 Arylmethylphosphonates and phosphonic acids useful as anti-inflammatory agents 1997-01-14 $11,395,000
5580640 Integrated label having controlled release Roger Kraft, Merlin Mercer 1996-12-03
5556878 .DELTA..sup.6,7 -taxols antineoplatic use and pharmaceutical compositions containing them Robert C. Kelly, Harvey I. Skulnick, Eldon George Nidy 1996-09-17 $36,937,000
5500417 Arylmethylphosphonates and phosphonic acids useful as anti-inflammatory agents 1996-03-19 $28,783,000
5405475 Method and apparatus for continuous manufacture of printed laminated stock from uncoated web Roger Kraft, Merlin Mercer 1995-04-11
5393264 Continuous business form having discrete pockets Roger Kraft, Merlin Mercer 1995-02-28
5373095 Steroid compounds Gordon L. Bundy, Gilbert A. Youngdale, Douglas R. Morton, Jr., Donald P. Wallach, deceased 1994-12-13 $17,341,000
5360797 Bisphosphonic acid derivatives useful as anti-arthritic agents Herman W. Smith 1994-11-01 $37,002,000