Inventor · disambiguated record
Yoshio Motoyama
Also filed as: MOTOYAMA YOSHIO
3 granted patents·23 citations·filing 1996–2002
68Inventor score
Top patents by PatentIndex Score
3 records- 0172US6737548B2Process for preparing 1,5-diaminonaphthalene derivativeMITSUI CHEMICALS INC·Filed 2002·Granted May 18, 2004·8 cites·21 claims
- 0254US5932759AProcess for producing substituted amines and a method for purifying synthetic intermediates thereforMITSUI CHEMICALS INC·Filed 1997·Granted Aug 3, 1999·6 cites·14 claims
- 0346US5760156AManufacturing method for polycarbonateGEN ELECTRIC·Filed 1996·Granted Jun 2, 1998·9 cites·10 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →