KO

Kenji Otsuka

SE Seiko Epson: 2 patents #314 of 1,371Top 25%
SC Sekisui Chemical Co.: 1 patents #32 of 120Top 30%
Overall (2019): #81,632 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10377135 Electronic device, liquid ejection head, and method of manufacturing electronic device Yasuhide Matsuo, Hiroyuki Tsuchiya, Kei TADACHI, Wataru Takahashi 2019-08-13
10287420 Thermal expansion resin composition Toshitaka Yoshitake, Masaki Tono, Hideaki Yano 2019-05-14
10189259 Joining method, apparatus of manufacturing joined body, joined body, ink jet head unit, and ink jet type recording apparatus Hiroyuki Tsuchiya, Yasuhide Matsuo, Minehiro IMAMURA, Tomohiro Hayashi, Kei TADACHI 2019-01-29