Inventor · disambiguated record
Katsuma Tsuruoka
Also filed as: TSURUOKA KATSUMA
4 granted patents·1 pending application·18 citations·filing 2005–2014
71Inventor score
Top patents by PatentIndex Score
5 records- 0183US8783793B2Brake apparatusTERASHIMA KAZUYA·Filed 2011·Granted Jul 22, 2014·9 cites·20 claims
- 0271US9884613B2Brake systemHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Feb 6, 2018·3 cites·14 claims
- 0369US8801113B2Brake apparatusTERASHIMA KAZUYA·Filed 2011·Granted Aug 12, 2014·4 cites·12 claims
- 0462US7789642B2Gear pump and method of producing the sameHITACHI LTD·Filed 2005·Granted Sep 7, 2010·2 cites·18 claims
- 0543US2008272646A1Hydraulic apparatus for fluid pressure controlHITACHI LTD·Filed 2008·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Katsuma Tsuruoka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →