Assignee
MATSUMOTO TOSHIHIKO
JP·1 granted patent·1 pending application·0 citations·filing 2011–2014
Top patents by PatentIndex Score
2 records- 0150US9456495B2Norbornane-2-spiro-α-cycloalkanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic dianhydride, norbornane-2-spiro-α-cycloalkanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic acid and ester thereof, method for producing norbornane-2-spiro-α-cycloalkanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic dianhydride, polyimide obtained by using the same, and method for producing polyimideMATSUMOTO TOSHIHIKO·Filed 2014·Granted Sep 27, 2016·0 cites·19 claims
- 0232US2013079490A1NORBORNANE-2-SPIRO-alpha-CYCLOALKANONE-alpha'-SPIRO-2''-NORBORNANE-5,5'',6,6''-TETRACARBOXYLIC DIANHYDRIDE, NORBORNANE-2-SPIRO-alpha-CYCLOALKANONE-alpha'-SPIRO-2''-NORBORNANE-5,5'',6,6''-TETRACARBOXYLIC ACID AND ESTER THEREOF, METHOD FOR PRODUCING NORBORNANE-2-SPIRO-alpha-CYCLOALKANONE-alpha'-SPIRO-2''-NORBORNANE-5,5'',6,6''-TETRACARBOXYLIC DIANHYDRIDE, POLYIMIDE OBTAINED BY USING THE SAME, AND METHOD FOR PRODUCING POLYIMIDEMATSUMOTO TOSHIHIKO·Filed 2011·Application pending·0 cites
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