Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7538044 | Process for producing high-purity silicon and apparatus | Takayuki Shimamune, Hiroshi Fukuoka, Nobuo Ishizawa | 2009-05-26 |
| 6054004 | Heat-insulating structure and method of manufacturing the same | Haruki Imamura, Gen Itafuji, Hiroyuki Iwadera | 2000-04-25 |
| 5848075 | Test device employing scan path having circuitry at switches between a scan in signal transmitted and previously held at a predetermined clock timing | Kunihiro Katayama | 1998-12-08 |
| 5197057 | Disc changer with dust cover | Yasukata Iyama, Shuji Sakamoto, Masahiko Kajitani, Soichi Kimura | 1993-03-23 |
| 4910103 | Battery pack for a portable radiotelegraphic unit | Akira Ogawa, Tadashi Okuto, Susumu Shirakawa | 1990-03-20 |
| 4763814 | Fluid feeding device | Kenzo Haruyama, Kenichiro Tsuruga | 1988-08-16 |
| 4320348 | Variable level converter | Shinjiro Suzuki, Tsuguo Otsuki, Masao Takeda, Nobuhisa Kamoi, Kazuo Satoh | 1982-03-16 |