Issued Patents All Time
Showing 76–92 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034945 | Packet switching network with alternate trunking function to repeat avoiding looped trunk | Atsushi Kimoto, Masashi Ikeda | 1991-07-23 |
| 5031211 | Communication circuit switching or parallel operation system | Yasuhiro Nagai, Ryoichi Sasaki, Shunichi Yosioka, Noboru Mizuhara | 1991-07-09 |
| 5025397 | Label printer | — | 1991-06-18 |
| 4979131 | Printer apparatus | — | 1990-12-18 |
| 4938198 | Internal combustion engine | — | 1990-07-03 |
| 4920529 | Network control method and apparatus therefor | Ryoichi Sasaki, Tsutomu Nakamura, Kohsuke Shinnai, Nobuhiko Ido, Tomoaki Tsunoda | 1990-04-24 |
| 4876681 | Packet switching equipment and a packet switching method for controlling packet switched networks | Masayoshi Hagiwara, Ryoichi Sasaki, Minoru Sugano, Akira Horiki, Kazuyuki Hayashi | 1989-10-24 |
| 4835317 | 4-tert.-butyl-1,2-benzenedithiol, complex compounds derived therefrom, and a method of producing the same | Masao Kawamura, Kunioki Kato, Masahide Takahashi, Tsuyoshi Morishita, Kazuyuki Nakayama +1 more | 1989-05-30 |
| 4771424 | Routing control method in a packet switching network | Takashi Kanoh, Tohru Hoshi, Jiro Kashio, Yasushi Takeuchi | 1988-09-13 |
| 4759400 | Belt type cast sheet continuous caster and prevention of melt leakage in such a caster | Nagayasu Bessho, Hirokazu Tozawa, Tetsuya Fujii, Tsutomu Nozaki, Saburo Moriwaki +4 more | 1988-07-26 |
| 4732130 | Apparatus for controlling air-fuel ratio for internal combustion engine | — | 1988-03-22 |
| 4693173 | Clean room | Atsushi Saiki, Hideo Sunami, Shojiro Asai, Michiyoshi Maki, Kinichiro Asami | 1987-09-15 |
| 4685802 | Small particle detection system | Susumu Saito, Kyo Suda, Yasuo Yatsugake, Kazuya Tsukada | 1987-08-11 |
| 4661001 | Label printer with test pattern for price and bar codes | Yoshihiro Takai, Katsumi Uematsu | 1987-04-28 |
| 4624650 | Torsional vibration absorber device | Masao Hiruma, Hiroshi Nakayama | 1986-11-25 |
| 4500893 | Thermal-printing device with defective resistive heating element detection mode | Yasuhiro Sakura, Yoshihiro Takai | 1985-02-19 |
| 4453247 | Speech packet switching method and device | Matsuaki Terada, Takao Kato, Ryuichi Toki | 1984-06-05 |