Inventor · disambiguated record
Hiroki Tsuchiyama
Also filed as: TSUCHIYAMA HIROKI
4 granted patents·20 citations·filing 2002–2007
72Inventor score
Top patents by PatentIndex Score
4 records- 0177US8132550B2Roller bearing, camshaft support structure, and internal combustion engineOISHI SHINJI·Filed 2007·Granted Mar 13, 2012·6 cites·22 claims
- 0267US8220423B2Roller bearing, camshaft support structure, and internal combustion engineABE KATSUFUMI·Filed 2007·Granted Jul 17, 2012·4 cites·8 claims
- 0363US8418670B2Roller bearing, cam shaft support structure, internal combustion engine and incorporation method of roller bearingABE KATSUFUMI·Filed 2007·Granted Apr 16, 2013·3 cites·32 claims
- 0454US6845686B2Cam follower with rollerNTN TOYO BEARING CO LTD·Filed 2002·Granted Jan 25, 2005·7 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →