Assignee
NIPPON TETRAPOD CO
JP·3 granted patents·153 citations·filing 1975–1994
Top patents by PatentIndex Score
3 records- 0198US3995434AWave dissipating wallNIPPON TETRAPOD CO·Filed 1975·Granted Dec 7, 1976·112 cites·16 claims
- 0265US4813812ASloping blocks and revetment structure using the sameNIPPON TETRAPOD CO·Filed 1988·Granted Mar 21, 1989·25 cites·10 claims
- 0346US5639657AProcess for formation of artificial seaweed bedNIPPON TETRAPOD CO·Filed 1994·Granted Jun 17, 1997·16 cites·15 claims
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