Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12181020 | Cogged V-belt | Akihiko Tokuda | 2024-12-31 |
| 9674785 | Terminal management apparatus, terminal, communication system, terminal management method, and program | Nobuyuki Enomoto, Kazuhiko Nakahara, Masafumi Kawaseki | 2017-06-06 |
| 7778195 | Network, server apparatus, IP corresponding terminal device, and speech-quality control method used in the same | Minako Takai | 2010-08-17 |
| 7496089 | Network, private branch exchange, and PBX additional service starting method | Minako Takai | 2009-02-24 |