OM

Osamu Machida

Ricoh Company: 3 patents #261 of 1,810Top 15%
Overall (2017): #64,608 of 506,227Top 15%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9634230 Fabrication method of electromechanical transducer film, electromechanical transducer element, liquid ejection head, and inkjet recording apparatus Akira Shimofuku, Atsushi Takeuchi 2017-04-25
9533502 Electro-mechanical transducer element, liquid droplet ejecting head, image forming apparatus, and electro-mechanical transducer element manufacturing method Akira Shimofuku, Ryo Tashiro, Atsushi Takeuchi 2017-01-03
9537085 Fabrication method of electromechanical transducer film, fabrication method of electromechanical transducer element, electromechanical transducer element, liquid ejection head, and image forming apparatus Akira Shimofuku, Atsushi Takeuchi 2017-01-03