Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403954 | Crawler-type work machine | Takeshi Yoshikawa, Hiroaki Takeshima | 2025-09-02 |
| 12276079 | Crawler-type work machine | Takeshi Yoshikawa, Hiroaki Takeshima, Shinichi OTAKA, Kazushi Nakata, Osamu YATSUDA | 2025-04-15 |
| 10352024 | Bulldozer | Hiroaki Takeshima | 2019-07-16 |
| 8334794 | Input device and keyboard device having illumination function | Kazutoshi Watanabe, Hideaki Nagakubo, Takenobu Kimura, Koichi Yamamoto, Katsuyuki Katayama +6 more | 2012-12-18 |
| 6597343 | Keyboard device having terminal connectable to peripheral device | Naoyuki Hatano | 2003-07-22 |