Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12333883 | Information processing apparatus, control program of communication terminal, and entrance and exit management method | Tomoaki Nakao, Kenji Harada, Kenichi Urasawa | 2025-06-17 |
| 11928907 | Information processing apparatus, control program of communication terminal, and entrance and exit management method | Tomoaki Nakao, Kenji Harada, Kenichi Urasawa | 2024-03-12 |
| 11605257 | Information processing apparatus, control program of communication terminal, and entrance and exit management method | Tomoaki Nakao, Kenji Harada, Kenichi Urasawa | 2023-03-14 |
| 11062545 | Information processing apparatus, control program of communication terminal, and entrance and exit management method | Tomoaki Nakao, Kenji Harada, Kenichi Urasawa | 2021-07-13 |
| 5691915 | Data transmission device | Yasuhiro Funahashi, Kazunori Ikami | 1997-11-25 |
| 5684843 | Data transmission system for transmitting information from a central control unit to a plurality of terminals | Satoshi Furukawa, Kazuhiko Omura | 1997-11-04 |
| 5675509 | Data transmission device | Kazunori Ikami, Yasuhiro Funahashi | 1997-10-07 |
| 5619425 | Data transmission system | Yasuhiro Funahashi, Kazunori Ikami | 1997-04-08 |
| 5613192 | One-way data transmission device with two-way data transmission function | Kazunori Ikami, Yasuhiro Funahashi | 1997-03-18 |