HT

Hiroshi Tsujikawa

TW The Japan Steel Works: 1 patents #307 of 643Top 50%
Overall (All Time): #3,670,064 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5996390 Method for manufacturing vacuum chamber Koji Shinobudani, Yosiki Ogata, Takashi Iwamoto, Shinichi Ono, Hideo Iwasawa 1999-12-07