KM

Keitaro Matsumaru

TO Tosoh: 3 patents #235 of 1,042Top 25%
📍 Ayase, JP: #121 of 339 inventorsTop 40%
Overall (All Time): #1,441,286 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11168393 Gallium nitride sintered body or gallium nitride molded article, and method for producing same Masami MESUDA, Koyata Takahashi, Ryou Kikuchi, Tetsuo Shibutami 2021-11-09
10174419 Gallium nitride sintered body or gallium nitride molded article, and method for producing same Masami MESUDA, Koyata Takahashi, Ryou Kikuchi, Tetsuo Shibutami 2019-01-08
9399815 Sintered oxide material, method for manufacturing same, sputtering target, oxide transparent electrically conductive film, method for manufacturing same, and solar cell Hideto Kuramochi, Ryo Akiike, Kentaro Utsumi, Tetsuo Shibutami 2016-07-26