Inventor · disambiguated record
Masachi Hosoya
Also filed as: HOSOYA MASACHI
6 granted patents·2 pending applications·110 citations·filing 1987–2014
85Inventor score
Top patents by PatentIndex Score
8 records- 0184US8016490B2Thin-wall bearingNSK LTD·Filed 2006·Granted Sep 13, 2011·10 cites·6 claims
- 0283US5051853AMagnetic disc deviceNIPPON SEIKO KK·Filed 1989·Granted Sep 24, 1991·31 cites·10 claims
- 0364US5332460AMethod of manufacturing a seal ring for magnetic fluid seal deviceNIPPON SEIKO KK·Filed 1990·Granted Jul 26, 1994·24 cites·2 claims
- 0460US4973064AMagnetic fluid seal deviceNIPPON SEIKO KK·Filed 1989·Granted Nov 27, 1990·20 cites·5 claims
- 0554US2016223019A1Cage, rolling bearing and pump for liquefied gasNSK LTD·Filed 2014·Application pending·0 cites
- 0653US4841408AElectroconductive sliding apparatusNIPPON SEIKO KK·Filed 1987·Granted Jun 20, 1989·16 cites·28 claims
- 0740US2014321776A1Self-Lubricating Composite Material and Rolling Bearing, Linear Motion Device, Ball Screw Device, Linear Motion Guide Device, and Transport Device Using the SameNSK LTD·Filed 2013·Application pending·0 cites
- 0833US6474652B1Shaft seal deviceNSK LTD·Filed 1999·Granted Nov 5, 2002·9 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Masachi Hosoya 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 →