Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684641 | Objective lens and optical head apparatus using the objective lens | Osamu Doi, Kenji Inoue, Jun Murata, Michihiro Yamagata | 1997-11-04 |
| 5659258 | Level shifter circuit | Tetsuya Tanabe, Satoru Tanoi | 1997-08-19 |
| 5652727 | Semiconductor memory device | Tetsuya Tanabe | 1997-07-29 |
| 5651006 | Hierarchical network management system | Shuji Fujino, Masato Saito, Takashi Kagei, Shinichi NAKAZAKI, Yoshinori Ooba | 1997-07-22 |
| 5636048 | Equalizing amplifier, receiver using the same and preamplifier | Kazuhisa Kogure, Hirokazu Osada, Hiroo Kitasagami, Makoto Miyoshi, Kakuji Inoue +6 more | 1997-06-03 |
| 5631307 | Photopolymerization initiator composition and photopolymerizable composition | Yasumasa Toba, Madoka Yasuike, Tadashi Tanoue, Kaoru Nakajima | 1997-05-20 |
| 5596521 | Semiconductor memory with built-in cache | Tetsuya Tanabe, Satoru Tanoi | 1997-01-21 |