Issued Patents 1997
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695540 | Method of spacing fibers of optical fiber tapes and coupling the fibers | Hiroshi Suganuma, Tomoyuki Hattori, Hiroaki Takimoto, Eisuke Sasaoka, Kenichi Matsushita | 1997-12-09 |
| 5677904 | Disc player | Ryuichi Naito, Hiroyuki Hirano, Katsumi Ishii, Shinichi Naohara, Yoshifumi Tsukada +1 more | 1997-10-14 |
| 5671201 | Pulling-in circuit for PLL circuit, pulling-in method for PLL circuit, PLL circuit device and apparatus for reproducing optical disc | Ryuichi Naito, Hiroyuki Hirano, Katsumi Ishii, Shinichi Naohara, Yoshifumi Tsukada +1 more | 1997-09-23 |
| 5646921 | Method and apparatus for reproducing information recorded on CLV disc type record medium | Ryuichi Naito, Hiroyuki Hirano, Katsumi Ishii, Shinichi Naohara, Yoshifumi Tsukada +1 more | 1997-07-08 |
| 5642752 | Controllable constant flow regulating lift valve | Shingo Yokota, Kunio Ogura | 1997-07-01 |
| 5619484 | Pulling-in circuit for PLL circuit, pulling-in method for PLL circuit, PLL circuit device and apparatus for reproducing optical disc | Ryuichi Naito, Hiroyuki Hirano, Katsumi Ishii, Shinichi Naohara, Yoshifumi Tsukada +1 more | 1997-04-08 |
| 5610841 | Video server | Tsutomu Tanaka, Shinzo Doi, Chishio Ueno, Yukiko Ito | 1997-03-11 |
| 5601490 | Track racing game machine | Toshiaki Nakagawa, Kouichi Ozaki, Kiyoshi Furukawa | 1997-02-11 |