Inventor · disambiguated record
Yoshiyuki Zama
Also filed as: ZAMA YOSHIYUKI
3 granted patents·48 citations·filing 1987–1990
70Inventor score
Technology areasC07D
Files withKAKEN PHARMA CO LTD3
Top patents by PatentIndex Score
3 records- 0190US4822786ACephalosporin compounds, and antibacterial agentsKAKEN PHARMA CO LTD·Filed 1987·Granted Apr 18, 1989·41 cites·7 claims
- 0251US4883879ACephalosporin compounds, processes for their preparation and antibacterial agentsKAKEN PHARMA CO LTD·Filed 1989·Granted Nov 28, 1989·3 cites·1 claims
- 0348US5081248APyridine-n-oxide derivativeKAKEN PHARMA CO LTD·Filed 1990·Granted Jan 14, 1992·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →