Inventor · disambiguated record
Kazuo Achiwa
Also filed as: ACHIWA KAZUO
5 granted patents·36 citations·filing 1987–1997
78Inventor score
Top patents by PatentIndex Score
5 records- 0167US4879389AChiral phosphinopyrrolidine compounds and their use for asymmetric synthesis of optically active compoundsACHIWA KAZUO·Filed 1987·Granted Nov 7, 1989·11 cites·6 claims
- 0266US5234821AProcess for preparing 1,4 dihydropyridine compoundsACHIWA KAZUO·Filed 1991·Granted Aug 10, 1993·11 cites·5 claims
- 0363US4985567AChiral phosphinopyrrolidine compounds and their use for asymmetric synthesis of optically active compoundsKAZUO ACHIWA·Filed 1989·Granted Jan 15, 1991·8 cites·4 claims
- 0443US6229019B1Phosphinopyrroline compounds and process for producing the sameFUJI YAKUHIN KOGYO KK·Filed 1997·Granted May 8, 2001·4 cites·6 claims
- 0542US5336774A1,4-dihydropyridine 3,5 carboxyl compoundsACHIWA KAZUO·Filed 1993·Granted Aug 9, 1994·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →