Inventor · disambiguated record
Shigetoshi Tsubotani
Also filed as: TSUBOTANI SHIGETOSHI
8 granted patents·1 pending application·60 citations·filing 1982–2003
84Inventor score
Top patents by PatentIndex Score
9 records- 0175US5668128AAziridine derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1995·Granted Sep 16, 1997·23 cites·37 claims
- 0267US5679708AEpoxysuccinic acid derivatives, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1995·Granted Oct 21, 1997·14 cites·23 claims
- 0366US5556853AEpoxysuccinic acid derivativesTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1994·Granted Sep 17, 1996·13 cites·22 claims
- 0452US2006039974A1Sustained release preparationTAKEDA PHARMACEUTICAL·Filed 2003·Application pending·0 cites
- 0548US6423869B1Polyol-amino acid compounds having anti-helicobacter pylori activityTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1998·Granted Jul 23, 2002·6 cites·38 claims
- 0639US4497742AIsomerization of β-lactam compoundsTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1982·Granted Feb 5, 1985·1 cites·3 claims
- 0737US4723004ACephem compoundsTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1984·Granted Feb 2, 1988·2 cites·4 claims
- 0832US4895864AAntibiotic TAN-950A, its production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1988·Granted Jan 23, 1990·1 cites·2 claims
- 0929US5310741ATAN-1251 compounds and their production from penicillium thomiiTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted May 10, 1994·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →