Issued Patents All Time
Showing 51–75 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393004 | Communication scheme using check packets for guaranteeing data packet order in communication media exchange during communication | Kazuyuki Terao, Shin Miyakawa | 2002-05-21 |
| 6298060 | Layer 2 integrated access scheme | Shin Miyakawa, Kazuyuki Terao | 2001-10-02 |
| 6282211 | Packet multiplexer with automatic communication path optimization based on loop detection | Kazuyuki Terao, Shin Miyakawa | 2001-08-28 |
| 6153613 | 2,3-diketopiperazine derivatives or their salts | Tetsuo Yamafuji, Hirohiko Yamamoto, Hiroyuki Egawa, Yousuke Furuta, Hidetoshi Kaga | 2000-11-28 |
| 6103754 | Agent for potentiating nerve growth factor activity containing 1,2-ethanediol derivative or salt thereof | Mutsuko Maekawa, Kazunari Hirata, Hirokazu Narita | 2000-08-15 |
| 6034119 | Agent for potentiating nerve growth factor activity containing 1,2-ethanediol derivative or salt thereof | Mutsuko Maekawa, Kazunari Hirata, Hirokazu Narita | 2000-03-07 |
| 5968935 | Agent for potentiating nerve growth factor activity containing 1,2-ethanediol derivative or salt thereof | Mutsuko Maekawa, Kazunari Hirata, Hirokazu Narita | 1999-10-19 |
| 5932620 | Agent for potentiating nerve growth factor activity containing 1,2-ethanediol derivative or salt thereof | Mutsuko Maekawa, Kazunari Hirata, Hirokazu Narita | 1999-08-03 |
| 5922721 | Agent for potentiating nerve growth factor activity containing 1,2-ethanediol derivative or salt thereof | Mutsuko Maekawa, Kazunari Hirata, Hirokazu Narita | 1999-07-13 |
| 5877174 | 2,3-diketopiperazine derivatives or their salts | Tetsuo Yamafuji, Hirohiko Yamamoto, Hiroyuki Egawa, Yousuke Furuta, Hidetoshi Kaga | 1999-03-02 |
| 5872117 | 1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same | Tetsuo Yamafuji, Hisaaki Chaki, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1999-02-16 |
| 5807887 | Agent for potentiating nerve growth factor activity containing 1,2-ethanediol derivative or salt thereof | Mutsuko Maekawa, Kazunari Hirata, Hirokazu Narita | 1998-09-15 |
| 5719150 | 1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same | Tetsuo Yamafuji, Hisaaki Chaki, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1998-02-17 |
| 5658904 | 1,2-ethanediol derivative and salt thereof and cerebral function-improving agent comprising the same | Tetsuo Yamafuji, Hisaaki Chaki, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1997-08-19 |
| 5612381 | 1,2-ethanediol derivative and salt thereof process for producing the same, and cerebral function-improving agent comprising the same | Tetsuo Yamafuji, Hisaaki Chaki, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1997-03-18 |
| 5472984 | 1,2-ethanediol derivative and salt thereof and cerebral function-improving agent comprising the same | Tetsuo Yamafuji, Hisaaki Chaki, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1995-12-05 |
| 5458832 | Method for manufacturing a foamed plastics of saturated polyester using a cyclic tetramer as foaming agent | Akira Kabumoto, Kiyoshi Nakayama, Masayasu Ito, Naoki Yoshida | 1995-10-17 |
| 5280032 | 1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same | Tetsuo Yamafuji, Hisaaki Chaki, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita | 1994-01-18 |
| 5236950 | Process for hair growth | Hajime Aoyama, Osamu Oohashi, Hirokazu Narita, Shuntaro Takano | 1993-08-17 |
| 5073965 | Image processing system | Motofumi Konishi, Yoshio Ando, Toshio Iwaya, Kanou Tanaka, Masahide Kotera +3 more | 1991-12-17 |
| RE33293 | Reader-printer | Masaaki Yanagi, Takao Toda, Kazuo Kashiwagi, Makoto Endo, Yoshihiro Saito | 1990-08-07 |
| 4878250 | Image processing system | Masahide Kotera, Motofumi Konishi, Yoshio Ando, Toshio Iwaya, Kanou Tanaka +3 more | 1989-10-31 |
| 4868355 | Steering wheel segmented slip ring and contact pin assembly | Shuji Inui, Chikahisa Hayashi, Mitsuhiro Kikuta, Makoto Kawai, Yoshio Sano +2 more | 1989-09-19 |
| 4796482 | Steering wheel | Tetsushi Hiramitsu, Atsuo Hirano, Zenzaburo Murase | 1989-01-10 |
| 4769852 | Image processing system | Norio Hashimoto, Motofumi Konishi, Yoshio Ando, Toshio Iwaya, Kanou Tanaka +3 more | 1988-09-06 |