Inventor · disambiguated record
Tatsushi Umayahara
Also filed as: UMAYAHARA TATSUSHI
3 granted patents·12 citations·filing 2012–2013
63Inventor score
Top patents by PatentIndex Score
3 records- 0187US8973759B2Sieving device, sieving device for developing device, and powder-charging deviceICHIKAWA HIDEO·Filed 2012·Granted Mar 10, 2015·7 cites·13 claims
- 0270US9022220B2Sieving system, and methods of notifying information, driving and feedingOZEKI KAORI·Filed 2013·Granted May 5, 2015·4 cites·11 claims
- 0356US8931524B2Fluid transferer, fluid filling apparatus and fluid transfer methodMORII KAZUYOSHI·Filed 2012·Granted Jan 13, 2015·1 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →