KS

Kazuhiko Sagara

HI Hitachi: 4 patents #64 of 2,935Top 3%
Overall (1989): #4,652 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4858184 Radiation resistant bipolar memory Noriyuki Homma, Tohru Nakamura, Kazuo Nakazato, Motoaki Matsumoto, Tetsuya Hayashida +1 more 1989-08-15
4829361 Semiconductor device Tohru Nakamura, Kazuo Nakazato, Tokuo Kure, Kiyoji Ikeda, Noriyuki Homma 1989-05-09
4819054 Semiconductor IC with dual groove isolation Mikinori Kawaji, Toshihiko Takakura, Akihisa Uchida, Shigeo Kuroda, Yoichi Tamaki +2 more 1989-04-04
4812894 Semiconductor device Tohru Nakamura, Kazuo Nakazato, Noriyuki Homma, Takeo Shiba, Tokuo Kure +1 more 1989-03-14