Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7729324 | Method of limiting communication access between wireless LAN terminals | — | 2010-06-01 |
| 6275952 | Information transmission system and information transmission apparatus | — | 2001-08-14 |
| 5949702 | Memory mounting judgment circuit | — | 1999-09-07 |
| 5602859 | Start-stop synchronous communicating method capable of correcting improper synchronization and system using the same | — | 1997-02-11 |
| 5473642 | Data communication using single logical link for broadcast session | Tomoki Osawa | 1995-12-05 |
| 5457808 | Point-to-multipoint communication network capable of retransmitting a multicast signal | Tomoki Osawa | 1995-10-10 |
| 5245612 | Spread packet communication system | Susumu Otani, Motoya Iwasaki, Shoji Endo, Shinichi Kono | 1993-09-14 |