Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8195183 | Call admission priority control determination device and mobile wireless communication system | — | 2012-06-05 |
| 7729699 | Switching center for mobile handover | Tsutomu Kusaki, Kenichi Sakamoto, Takashi Yokoyama | 2010-06-01 |
| 7079513 | Communication system | Kenichi Sakamoto, Tsutomu Kusaki, Takashi Yokoyama | 2006-07-18 |
| 6980553 | Router apparatus using ATM switch | Kazuho Miki, Masahiro Takatori, Akihiko Takase, Koji Wakayama, Tetsuro Yoshimoto +1 more | 2005-12-27 |
| 6795414 | Communication system | Kenichi Sakamoto, Tsutomu Kusaki, Takashi Yokoyama | 2004-09-21 |
| 6792768 | Low temperature physical distribution system and method and apparatus for maintaining quality in auction market | Yasuhiro Hirao | 2004-09-21 |
| 6785281 | Method of transferring data via bypass line in connection-type network | Hideyasu Kanemaki, Hideki Inoue, Ikuo Taoka, Naoki Yamamoto | 2004-08-31 |
| 6754495 | Handover method in mobile communication system | Tsutomu Kusaki, Kenichi Sakamoto, Takashi Yokoyama | 2004-06-22 |
| 6754218 | Diversity handover processing apparatus and network control system using the same | — | 2004-06-22 |
| 6741598 | Switching method, switching equipment and switching network | Naruhito Nakahara, Kota Miyoshi | 2004-05-25 |
| 6552997 | Router network, with saving function, for subordinate LAN at router fault | Hideki Inoue, Hideyasu Kanemaki, Ikuo Taoka, Naoki Yamamoto | 2003-04-22 |
| 6532761 | Low temperature physical distribution system and method and apparatus for maintaining quality in auction market | Yasuhiro Hirao | 2003-03-18 |
| 6489799 | Integrated circuit device having process parameter measuring circuit | — | 2002-12-03 |
| 6424662 | Router apparatus using ATM switch | Kazuho Miki, Masahiro Takatori, Akihiko Takase, Koji Wakayama, Tetsuro Yoshimoto +1 more | 2002-07-23 |
| 6385171 | Router apparatus using ATM switch | Akihiko Takase, Masahiro Takatori, Kazuho Miki, Koji Wakayama, Tetsuro Yoshimoto +1 more | 2002-05-07 |
| 6318111 | Belt conveyor device for transporting cold foods | Saburo Aizawa | 2001-11-20 |
| 6289008 | Communication system | Kenichi Sakamoto, Tsutomu Kusaki, Takashi Yokoyama | 2001-09-11 |
| 6263204 | Switching center for mobile handover | Tsutomu Kusaki, Kenichi Sakamoto, Takashi Yokoyama | 2001-07-17 |
| 6259920 | Handover method in mobile communication system | Tsutomu Kusaki, Kenichi Sakamoto, Takashi Yokoyama | 2001-07-10 |
| 6188693 | ATM multiplexing apparatus, ATM demultiplexing apparatus, and communication network with the apparatus | — | 2001-02-13 |
| 6178165 | Communication system | Kenichi Sakamoto, Tsutomu Kusaki, Takashi Zokoyama | 2001-01-23 |
| 6108546 | Handover method in mobile communication system | Tsutomu Kusaki, Kenichi Sakamoto, Takashi Yokoyama | 2000-08-22 |
| 6084889 | ATM multiplexing apparatus, ATM demultiplexing apparatus, and communication network with the apparatus | — | 2000-07-04 |
| 6049534 | Communication system | Kenichi Sakamoto, Tsutomu Kusaki, Takashi Yokoyama | 2000-04-11 |
| 6046999 | Router apparatus using ATM switch | Kazuho Miki, Masahiro Takatori, Akihiko Takase, Koji Wakayama, Tetsuro Yoshimoto +1 more | 2000-04-04 |