YM

Yoshiaki Matsumura

SC Sumitomo Metal Mining Co.: 2 patents #253 of 736Top 35%
BA Babcock-Hitachi: 1 patents #209 of 415Top 55%
SO Sony: 1 patents #17,262 of 25,231Top 70%
📍 Kure, JP: #200 of 736 inventorsTop 30%
Overall (All Time): #1,172,986 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10850330 Process for producing nickel powder Junji Ishii, Hiroyuki Tanaka, Shingo Murakami, Yuki Kumagai, Masaya Yukinobu 2020-12-01
6751400 Reproducing method and apparatus Toru Okazaki, Kenji Ogawa 2004-06-15
5338710 Ceramic substrate sintered at low temperatures Juji Ishigame 1994-08-16
4904843 AC TIG welding apparatus using hot wire Katsuyoshi Hori, Yasuhiro Butsusaki, Toshiaki Takuwa 1990-02-27