Inventor · disambiguated record
Takehiko Okushima
Also filed as: OKUSHIMA TAKEHIKO
5 granted patents·498 citations·filing 1984–1990
86Inventor score
Top patents by PatentIndex Score
5 records- 0195US4922670AFree access floor and method of constructing the sameNAKA TECHNICAL LAB·Filed 1989·Granted May 8, 1990·174 cites·11 claims
- 0294US4996804ADevice and structure for supporting floor panelsNAKA CORP·Filed 1990·Granted Mar 5, 1991·170 cites·8 claims
- 0390US5072557ADevice for fixing floor panelsNAKA CORP·Filed 1990·Granted Dec 17, 1991·102 cites·11 claims
- 0469US4593493AAccess doorNAKA TECH LAB·Filed 1984·Granted Jun 10, 1986·29 cites·4 claims
- 0551US5162612AClosure plate for covering opening of floor panelsNAKA CORP·Filed 1990·Granted Nov 10, 1992·23 cites·6 claims
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