Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6033752 | Optical recording medium and method for recording optical information | Tomohiro Onda, Isao Kobayashi, Koji Uchida, Hiroyuki Shiomi | 2000-03-07 |
| 5796429 | Apparatus for recording a video signal together with information from an external storage device | Teruo Hieda, Koji Takahashi | 1998-08-18 |
| 5784521 | Signal recording system | Yoshihiro Nakatani, Koji Takahashi, Teruo Hieda, Kenji Kyuma, Takeshi Abe +1 more | 1998-07-21 |
| 5510901 | Signal recording system using sound memory | Koji Takahashi, Teruo Hieda, Kenji Kyuma, Yoshihiro Nakatani, Takeshi Abe +1 more | 1996-04-23 |
| 5458801 | Process for producing granular bleach activator composition and granular bleach activator composition | Tomonori Oyashiki, Hiroshi Noro, Takeshi Ishikawa, Hiroyuki Yamashita, Muneo Aoyagi | 1995-10-17 |
| 5175624 | Video system having image combining function | Teruo Hieda, Koji Takashi, Yoshihiro Nakatani, Yoshifumi Ishikawa, Takeshi Abe +1 more | 1992-12-29 |
| 4905106 | Device for detecting light transmissivity of detected object and record and/or reproducing apparatus using same | Toshihiro Sugikubo | 1990-02-27 |