SM

Shinji Matsukawa

Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
SH Sumitomo Electric Hardmetal: 3 patents #130 of 278Top 50%
📍 Itami, JP: #416 of 1,436 inventorsTop 30%
Overall (All Time): #728,979 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10046397 Diamond coated tool Katsuhito Yoshida, Shigeru Yoshida, Yuichiro Seki, Kiichi Meguro 2018-08-14
9731355 Diamond coated tool Katsuhito Yoshida, Shigeru Yoshida, Yuichiro Seki, Kiichi Meguro 2017-08-15
9484414 Semiconductor device Hirofumi Yamamoto, Toru Hiyoshi 2016-11-01
9302327 Diamond coated tool Katsuhito Yoshida, Shigeru Yoshida, Yuichiro Seki, Kiichi Meguro 2016-04-05
8829605 Semiconductor device having deep and shallow trenches Takeyoshi Masuda, Keiji Wada, Toru Hiyoshi 2014-09-09
8283674 Semiconductor device with silicon carbide channel Takeyoshi Masuda 2012-10-09
8274088 Surface-emitting laser element, fabrication method thereof, surface-emitting laser array, and fabrication method thereof Hideki Matsubara, Hirohisa Saito, Fumitake Nakanishi 2012-09-25