YN

Yasumitsu Nakahama

NC Nkk Co.: 2 patents #309 of 1,173Top 30%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
Overall (All Time): #1,654,444 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5312600 Silicon single crystal manufacturing apparatus Hiroshi Kamio, Kenji Araki, Yoshinobu Shima, Makoto Suzuki, Takeshi Kaneto +2 more 1994-05-17
5126114 Manufacturing method and equipment of single silicon crystal Hiroshi Kamio, Kenji Araki, Yoshinobu Shima, Makoto Suzuki, Akira Kazama +1 more 1992-06-30
5087429 Method and apparatus for manufacturing silicon single crystals Hiroshi Kamio, Kenji Araki, Yoshinobu Shima, Makoto Suzuki, Akira Kazama +1 more 1992-02-11