Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062548 | Polishing slurry | Rika Tanaka, Hiroshi Nitta, Yoshitaka Morioka | 2011-11-22 |
| 7611552 | Semiconductor polishing composition | Yasuyuki Itai | 2009-11-03 |
| 5572361 | Binocular system with automatic diopter power adjustment | Makoto Kamiya, Katsuhito Akagi, Yukio Maekawa, Kazuo Kimura, Haruyuki Nagano +4 more | 1996-11-05 |
| 5311354 | Telescope | Makoto Kamiya, Haruyuki Nagano, Katsuhito Akagi, Masatoshi Yoneyama | 1994-05-10 |
| 5282967 | Method for feeding germ-free pure water | Toshio Tatsuno, Mitsuo Miyamoto, Koichi Sawada | 1994-02-01 |
| 5147605 | Method for the sterilization of ultrapure water line | Toshio Tatsuno, Mitsuo Miyamoto, Koichi Sawada | 1992-09-15 |
| 4863608 | Photocatalytic treatment of water for the preparation of ultra pure water | Tomoji Kawai, Hisao Satoh | 1989-09-05 |
| 4294528 | Automatically controlled electronic flash device | Mikio Naya | 1981-10-13 |
| 4210849 | Electronic control circuitry for terminating flash output | Mikio Naya, Hiroshi Hosomizu | 1980-07-01 |
| 4199242 | Operation control circuitry for electronic flash devices | Hiroshi Hosomizu | 1980-04-22 |