OO

Osamu Ohtake

SC Sanken Electric Co.: 5 patents #2 of 41Top 5%
📍 Niiza, JP: #3 of 36 inventorsTop 9%
Overall (2017): #27,238 of 506,227Top 6%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9774262 Current resonance type power supply device Ryuichi Furukoshi 2017-09-26
9754740 Switching control circuit and switching power-supply device Takeki Sugahara 2017-09-05
9716427 Power factor correction circuit having bottom skip controller Youichi Terasawa, Ryuichi Furukoshi 2017-07-25
9641088 Current resonant power source apparatus Ryuichi Furukoshi 2017-05-02
9564826 Current resonant power supply device Takeki Sugahara 2017-02-07