FY

Fumihiko Yuasa

KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
Overall (All Time): #1,613,891 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6340552 Photosensitive composition containing a dissolution inhibitor and an acid releasing compound Naoko Kihara, Tohru Ushirogouchi, Tsukasa Tada, Osamu Sasaki, Takuya Naito +1 more 2002-01-22
6306553 Photosensitive composition and method of forming a pattern using the same Naoko Kihara, Tohru Ushirogouchi, Tsukasa Tada, Osamu Sasaki, Takuya Naito +1 more 2001-10-23
5332648 Potosensitive composition and method of forming a pattern using the same Naoko Kihara, Tohru Ushirogouchi, Tsukasa Tada, Osamu Sasaki, Takuya Naito +1 more 1994-07-26