Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421676 | Road surface evaluation apparatus and road surface evaluation method | Akira Iihoshi, Yasuo Oishi, Takeo Tokunaga, Hiroyuki Onimaru | 2025-09-23 |
| 12374214 | Road management apparatus and road management method | Hiroyuki Onimaru, Takeo Tokunaga, Yasuo Oishi, Akira Iihoshi | 2025-07-29 |
| 12263844 | Road surface evaluation apparatus | Hiroyuki Onimaru, Takeo Tokunaga, Yasuo Oishi, Akira Iihoshi | 2025-04-01 |
| 12196577 | Road surface evaluation apparatus and road surface evaluation method | Hiroyuki Onimaru, Akira Iihoshi, Takeo Tokunaga, Yasuo Oishi | 2025-01-14 |
| 12157486 | Road surface evaluation apparatus | Hiroyuki Onimaru, Takeo Tokunaga, Yasuo Oishi, Akira Lihoshi | 2024-12-03 |
| 11700355 | Region monitoring system and control method for region monitoring system | Yasuo Oishi, Akira Iihoshi, Takeo Tokunaga, Hiroyuki Onimaru | 2023-07-11 |
| 11467097 | Road management device | Yasuo Oishi, Kazuya Matsuura, Akira Iihoshi, Takeo Tokunaga | 2022-10-11 |
| 11341755 | Information acquisition apparatus | Yasuo Oishi, Kazuya Matsuura, Akira Iihoshi, Takeo Tokunaga | 2022-05-24 |
| 11335186 | Communication system | Yasuo Oishi, Kazuya Matsuura, Takeo Tokunaga, Akira Iihoshi | 2022-05-17 |
| 11252380 | Road management system | Yasuo Oishi, Kazuya Matsuura, Takeo Tokunaga, Akira Iihoshi | 2022-02-15 |
| 10380894 | Information notification device, information notification system, information notification method, and information notification program | Hiroaki Sawato, Takeo Tokunaga | 2019-08-13 |
| 9483692 | Gesture recognition apparatus using vehicle steering wheel, and method for recognizing hand | Tsuyoshi Kondou, Teruo Uchimura, Shinichi Horisaki, Toshiaki Hosogai | 2016-11-01 |
| 8639414 | Operation apparatus for on-board devices in automobile | Yukihiko Suzaki, Yasuo Ooishi, Toshiaki Hosogai, Takeo Tokunaga | 2014-01-28 |