Inventor · disambiguated record
Hisashi Tomioka
Also filed as: TOMIOKA HISASHI
5 granted patents·47 citations·filing 1989–2002
79Inventor score
Top patents by PatentIndex Score
5 records- 0168US6729986B2Hydraulic type tensioner with relief valveTSUBAKIMOTO CHAIN CO·Filed 2002·Granted May 4, 2004·15 cites·4 claims
- 0247USD371149STripod for a cameraHAKUBA PHOTO IND CO LTD·Filed 1994·Granted Jun 25, 1996·6 cites·1 claims
- 0343USD373133STripod for a cameraHAKUBA PHOTO IND CO LTD·Filed 1994·Granted Aug 27, 1996·5 cites·1 claims
- 0438US4989814ACounter-balancing mechanism for camera universal headDAIWA CORP·Filed 1990·Granted Feb 5, 1991·15 cites·1 claims
- 0527US4919376ACounter-balancing mechanism for camera universal headDAIWA MANUFACTURING CO LTD·Filed 1989·Granted Apr 24, 1990·6 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →