Inventor · disambiguated record
Okimasa Yamada
Also filed as: YAMADA OKIMASA
9 granted patents·132 citations·filing 1984–1999
89Inventor score
Top patents by PatentIndex Score
9 records- 0188US4833212AFluorine-containing elastomer compositionNIPPON MEKTRON KK·Filed 1988·Granted May 23, 1989·38 cites·8 claims
- 0277US4885398AProcess for producing hexafluoroacetone or its hydrateNIPPON MEKTRON KK·Filed 1988·Granted Dec 5, 1989·12 cites·4 claims
- 0370US4734460AFluorine-containing elastomer compositionYAMADA OKIMASA·Filed 1986·Granted Mar 29, 1988·21 cites·17 claims
- 0469US6160053AFlourine-containing copolymer compositionNIPPON MEDTRON LTD·Filed 1999·Granted Dec 12, 2000·33 cites·20 claims
- 0560US4960947AProcess for producing hexafluoroacetone or its hydrateNIPPON MEKTRON KK·Filed 1989·Granted Oct 2, 1990·5 cites·6 claims
- 0653US6281312B1Process for producing fluorinated copolymer, fluorinated copolymer, crosslinkable composition containing same and sealantNIPPON MEKTRON KK·Filed 1999·Granted Aug 28, 2001·11 cites·6 claims
- 0741US4929686AFluorine-containing elastomer compositionNIPPON MEKTRON KK·Filed 1989·Granted May 29, 1990·5 cites·19 claims
- 0836US6124404AProcess for producing fluorine-containing graft copolymerNIPPON MEKTRON KK·Filed 1998·Granted Sep 26, 2000·3 cites·12 claims
- 0935US4592883AProcess for treating molded, porous carbon articleNIPPON MEKTRON KK·Filed 1984·Granted Jun 3, 1986·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →