TT

Tsuyoshi Takaichi

AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
Overall (All Time): #2,198,394 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6514425 Dry etching gas Akira Sekiya, Tetsuya Takagaki, Shinsuke Morikawa, Shunichi Yamashita, Yasuo Hibino +3 more 2003-02-04
4529476 Gas for selectively etching silicon nitride and process for selectively etching silicon nitride with the gas Yoshifumi Kawamoto, Hiroshi Kawakami, Tokuo Kure, Shinichi Tachi, Norikazu Hashimoto 1985-07-16