TT

Toshihiko Tsujimura

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,755,817 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5569334 Stainless steel member for semiconductor fabrication equipment and surface treatment method therefor Tsunehiro Kawata, Katsuhiko Kojo, Youichiro Kazama, Takayuki Fukaya 1996-10-29