YT

Yukio Tsutsumi

MM Mitsubishi Materials: 3 patents #352 of 1,543Top 25%
MS Mitsubishi Materials Silicon: 2 patents #21 of 116Top 20%
JC Japan Silicon Co.: 1 patents #5 of 24Top 25%
MK Mitsubishi Kinzoku: 1 patents #108 of 280Top 40%
📍 Noda, JP: #33 of 223 inventorsTop 15%
Overall (All Time): #887,399 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5730305 Crane safety apparatus Akinori Ichiba 1998-03-24
5645181 Method for detecting a crane hook lifting distance Akinori Ichiba 1997-07-08
5618227 Apparatus for polishing wafer Shigeo Kumabe, Keisuke Takahashi 1997-04-08
5310441 Wafer binding method and apparatus Tatsumi Matsumoto, Keisuke Takahashi, Mitsuzi Koyama 1994-05-10
5254205 Wafer binding method and apparatus Tatsumi Matsumoto, Keisuke Takahashi, Mitsuzi Koyama 1993-10-19
4851263 Method and apparatus for application of wax on wafers Keiichi Ishii, Kazunori Saeki, Mitsuji Koyama 1989-07-25