TS

Tsutomu Shibuya

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
📍 Hadano, JP: #270 of 1,025 inventorsTop 30%
Overall (All Time): #1,240,684 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8059863 Work movement analysis method, work movement analysis apparatus, and work movement analysis program Toshiaki Seshimo, Mitsuhiro Ota, Shigeru Fujimori 2011-11-15
6423405 Surface reformation method of high polymer material Kaoru Katayama, Mitugu Shirai, Shinichi Kazui, Hideaki Sasaki, Yasuhiro Iwata 2002-07-23
6017424 Laser assisted surface reformation method of high polymer material Kaoru Katayama, Mitugu Shirai, Shinichi Kazui, Hideaki Sasaki, Yasuhiro Iwata 2000-01-25
5801350 Surface reformation method of high polymer material Kaoru Katayama, Mitugu Shirai, Shinichi Kazui, Hideaki Sasaki, Yasuhiro Iwata 1998-09-01