Inventor · disambiguated record
Keiichi Matsuda
Also filed as: MATSUDA KEIICHI
6 granted patents·48 citations·filing 1987–1995
82Inventor score
Files withSANKYO CO6
Top patents by PatentIndex Score
6 records- 0167US5443972AProcess to prepare leustroducsinsSANKYO CO·Filed 1994·Granted Aug 22, 1995·20 cites·10 claims
- 0253US5643925ABenzene derivatives having NGF production-promoting activitySANKYO CO·Filed 1992·Granted Jul 1, 1997·9 cites·13 claims
- 0347US5614521ABenzene derivatives having NGF production-promoting activitySANKYO CO·Filed 1995·Granted Mar 25, 1997·8 cites·23 claims
- 0446US5021444AThianaphthene derivativesSANKYO CO·Filed 1989·Granted Jun 4, 1991·5 cites·16 claims
- 0543US4847272AThianaphthene derivativesSANKYO CO·Filed 1987·Granted Jul 11, 1989·3 cites·44 claims
- 0632US5334587ACompounds, named the "Leustroducsins", their preparation and their therapeutic usesSANKYO CO·Filed 1992·Granted Aug 2, 1994·3 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →