Assignee
KOYANAGI TOSHIMICHI
JP·3 granted patents·289 citations·filing 1985–1988
Top patents by PatentIndex Score
3 records- 0192US4850912AContainer for sealingly containing a fluidKOYANAGI TOSHIMICHI·Filed 1988·Granted Jul 25, 1989·122 cites·4 claims
- 0292US4674532ACheck valveKOYANAGI TOSHIMICHI·Filed 1985·Granted Jun 23, 1987·88 cites·6 claims
- 0391US4708167ACheck valveKOYANAGI TOSHIMICHI·Filed 1986·Granted Nov 24, 1987·79 cites·10 claims
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