RJ

Roy A. Johnson

TU The Upjohn: 58 patents #2 of 528Top 1%
GB Gemin X Biotechnologies: 3 patents #1 of 18Top 6%
US U.S. Water Services: 3 patents #1 of 5Top 20%
WA Ward-Kraft: 3 patents #9 of 43Top 25%
NT Nalco Fuel Tech: 2 patents #7 of 27Top 30%
TS Tetra Laval Holdings & Finance S.A.: 2 patents #405 of 1,364Top 30%
TM The Mead: 2 patents #194 of 526Top 40%
BP British Petroleum: 1 patents #145 of 360Top 45%
NC Nalco Chemical: 1 patents #334 of 631Top 55%
GC Gemin X Pharmaceuticals Canada: 1 patents #8 of 11Top 75%
NT Nusil Technology: 1 patents #3 of 14Top 25%
MIT: 1 patents #4,386 of 9,367Top 50%
📍 Carpinteria, CA: #1 of 130 inventorsTop 1%
🗺 California: #3,181 of 386,348 inventorsTop 1%
Overall (All Time): #20,948 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 76–83 of 83 patents

Patent #TitleCo-InventorsDate
4212968 Prostaglandin derivatives 1980-07-15
4210748 Enlarged-hetero-ring prosta-cyclin analogs 1980-07-01
4202972 .DELTA..sup.2 -Prostacyclin analogs 1980-05-13
4196283 Prostaglandin derivatives 1980-04-01
4192808 Enlarged-hetero-ring prostacyclin analogs 1980-03-11
4191691 Enlarged-hetero-ring prostacyclin analogs 1980-03-04
4191822 5-Hydroxy-PGI.sub.1 compounds John C. Sih 1980-03-04
4181808 5-Keto prostaglandin F.alpha. analogs 1980-01-01