Inventor · disambiguated record
Tatsuhiko Koba
Also filed as: KOBA TATSUHIKO
6 granted patents·158 citations·filing 1990–2013
83Inventor score
Top patents by PatentIndex Score
6 records- 0190US4948091AMotor-operated valveYASKAWA DENKI SEISAKUSHO KK·Filed 1990·Granted Aug 14, 1990·81 cites·17 claims
- 0276US7659641B2Moving magnet type linear sliderYASKAWA DENKI SEISAKUSHO KK·Filed 2006·Granted Feb 9, 2010·8 cites·16 claims
- 0372US5887430AHydraulic source and hydraulic machineYASKAWA DENKI SEISAKUSHO KK·Filed 1993·Granted Mar 30, 1999·31 cites·9 claims
- 0466US5065061AEiec tromagnetic actuator for valve stemYASAKAWA DENKI SEISAKUSHO KK·Filed 1990·Granted Nov 12, 1991·35 cites·23 claims
- 0547US7538456B2Moving magnet type linear actuatorYASKAWA DENKI SEISAKUSHO KK·Filed 2004·Granted May 26, 2009·3 cites·7 claims
- 0643US9318943B2Linear motorYASKAWA DENKI SEISAKUSHO KK·Filed 2013·Granted Apr 19, 2016·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →