Assignee
OHMATSU TOSHIKAZU
JP·3 granted patents·57 citations·filing 1987–1989
Top patents by PatentIndex Score
3 records- 0152US4833851AExpansion jointsOHMATSU TOSHIKAZU·Filed 1987·Granted May 30, 1989·26 cites·20 claims
- 0249US4914884AExpansion jointsOHMATSU TOSHIKAZU·Filed 1988·Granted Apr 10, 1990·22 cites·6 claims
- 0332US4956955AExpansion joint device for use in interior designsOHMATSU TOSHIKAZU·Filed 1989·Granted Sep 18, 1990·9 cites·13 claims
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