Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6728227 | Mobile radio communication system, mobile station, and method for controlling diversity hand-over branch | Tomoyuki Ohtani, Takaaki Sato | 2004-04-27 |
| 6697370 | Bandwidth control method of packet data in packet switching network and packet switching network system | Tokuro Doi, Masatomo Nakano, Teruki Niwa | 2004-02-24 |
| 6671289 | Short cell multiplexed ATM transmission system and transmission method | Takatoshi Okagawa, Hiroshi Nakamura, Akira Kaiyama, Masafumi Onuki, Akihisa Nakajima | 2003-12-30 |
| 6591104 | Method for handover | Tomoyuki Ohtani, Akiko Nakashima, Hisashi Shimizu, Takaaki Satoh | 2003-07-08 |
| 6470188 | Method for handover | Tomoyuki Ohtani, Akiko Nakashima, Hisashi Shimizu, Takaaki Satoh | 2002-10-22 |
| 6310859 | Packet communications network | Hideo Morita, Tokuro Doi, Yukichi Saito, Daisuke Akiyama, Hiroshi Nakamura +1 more | 2001-10-30 |
| 5909428 | Short cell management unit and method | Yukichi Saito, Hiroshi Nakamura | 1999-06-01 |