Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334022 | Video information recording and reproducing apparatus | Akihiko Ohba, Toru Matsushita, Masahiro Kageyama, Hiroshi Yoshigi, Tatsundo Suzuki +2 more | 2001-12-25 |
| 5959677 | Digital data transmission system | Akira Date | 1999-09-28 |
| 5815502 | Information transmission system with variable transmission rate | Atsushi Saito, Yoshitaka Takasaki, Shigeki Kitajima | 1998-09-29 |
| 5790179 | Multi-point motion picture encoding and decoding apparatus | Koichi Shibata | 1998-08-04 |
| 5701160 | Image encoding and decoding apparatus | Junichi Kimura | 1997-12-23 |
| 5617135 | Multi-point visual communication system | Fumio Noda, Koichi Shibata | 1997-04-01 |
| 5572728 | Conference multimedia summary support system and method | Katsumi Tada, Itaru Mimura, Mitsuru Ikezawa | 1996-11-05 |
| 5568184 | Multi-point motion picture encoding and decoding apparatus | Koichi Shibata | 1996-10-22 |
| 5548346 | Apparatus for integrally controlling audio and video signals in real time and multi-site communication control method | Itaru Mimura, Hirotada Ueda, Shigeo Sumino, Mitsuru Ikezawa, Toshiaki Suzuki +1 more | 1996-08-20 |
| 5515368 | Information transmission system with variable transmission rate | Atsushi Saito, Yoshitaka Takasaki, Shigeki Kitajima | 1996-05-07 |
| 5446491 | Multi-point video conference system wherein each terminal comprises a shared frame memory to store information from other terminals | Koichi Shibata | 1995-08-29 |
| 5319457 | Variable length image coding system | Tomoko Nakahashi | 1994-06-07 |
| 5159452 | Video signal transmitting method and equipment of the same | Yoshizumi Eto | 1992-10-27 |
| 4881044 | Amplifying circuit | Satoshi Tanaka, Hirotoshi Tanaka, Nobuo Kotera, Minoru Nagata | 1989-11-14 |
| 4857769 | Threshold voltage fluctuation compensation circuit for FETS | Nobuo Kotera, Kiichi Yamashita, Hirotoshi Tanaka, Satoshi Tanaka, Minoru Nagata | 1989-08-15 |
| 4847550 | Semiconductor circuit | Satoshi Tanaka, Hirotoshi Tanaka, Nobuo Kotera, Minoru Nagata, Kiichi Yamashita +1 more | 1989-07-11 |
| 4825145 | Constant current circuit | Hirotoshi Tanaka, Satoshi Tanaka, Nobuo Kotera, Minoru Nagata | 1989-04-25 |