Inventor · disambiguated record
Tamotsu Koyama
Also filed as: KOYAMA TAMOTSU
3 granted patents·7 citations·filing 1993–1994
58Inventor score
Technology areasA61K
Files withTEIJIN LTD3
Top patents by PatentIndex Score
3 records- 0133US5530027AExternal skin treatment agent composition containing prostacyclins as active ingredientTEIJIN LTD·Filed 1994·Granted Jun 25, 1996·5 cites·19 claims
- 0231US5364883AIsocarbocyclins for the treatment of liver and kidney diseasesTEIJIN LTD·Filed 1993·Granted Nov 15, 1994·2 cites·10 claims
- 0327US5656663AExternal skin treatment agent composition containing isocarbacyclins as active ingredientTEIJIN LTD·Filed 1994·Granted Aug 12, 1997·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →