JR

John C. Ruddock

Pfizer: 7 patents #741 of 5,153Top 15%
Overall (All Time): #767,516 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5100785 Polycyclic ether antibiotic Walter P. Cullen, Hiroshi Maeda, Junsuke Tone 1992-03-31
4992369 Fermentation process for glycopeptide antibiotic Hiroshi Maeda, Junsuke Tone, Kelvin S. Holdom 1991-02-12
4992423 Polycyclic ether antibiotics Walter P. Cullen, Hiroshi Maeda, Junsuke Tone 1991-02-12
4954482 New glycopeptide antibiotic Hiroshi Maeda, Junsuke Tone, Kelvin S. Holdom 1990-09-04
4920215 Antibiotic produced by fermentation Kelvin S. Holdom, Junsuke Tone, Hiroshi Maeda, Martin R. Jefson 1990-04-24
4746650 Polycyclic ether antibiotic Walter P. Cullen, Hiroshi Maeda, Junsuke Tone 1988-05-24
4707493 19-epi-dianemycin as an anticoccidial and antibacterial agent Walter D. Celmer, Walter P. Cullen, Hiroshi Maeda, Junsuke Tone 1987-11-17