Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5408476 | One bit error correction method having actual data reproduction function | Masayoshi Sekido, Yuji Takizawa, Hidetoshi Naito, Satomi Ikeda, Kazuyuki Tajima +2 more | 1995-04-18 |
| 5265088 | Cross-connection apparatus for B- | Yuji Takigawa, Hidetoshi Naito, Hisako Watanabe, Kazuyuki Tajima, Haruo Yamashita | 1993-11-23 |
| 5257311 | System for monitoring ATM cross-connecting apparatus by inside-apparatus monitoring cell | Hidetoshi Naito, Hisako Watanabe, Yuji Takizawa, Kazuyuki Tajima, Haruo Yamashita | 1993-10-26 |
| 5001726 | Circuit for generating discrimination voltage level | Hisako Watanabe, Tomoyuki Ohtsuka | 1991-03-19 |
| 4935701 | Phase shift circuit | Hisako Watanabe, Tomoyuki Ohtsuka, Haruo Yamashita | 1990-06-19 |