Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11346081 | Construction machine | Ryohei Yamashita, Shinya Imura | 2022-05-31 |
| 11280059 | Hydraulic drive system for construction machine | Hajime Yoshida, Yoshifumi Takebayashi, Natsuki Nakamura, Daisuke Oka | 2022-03-22 |
| 11230819 | Construction machine | Ryohei Yamashita, Shinya Imura | 2022-01-25 |
| 11142882 | Small hydraulic excavator | Yoshifumi Takebayashi, Hajime Yoshida, Natsuki Nakamura, Taihei Maehara | 2021-10-12 |
| 10676898 | Hydraulic drive system of work machine | Kiwamu Takahashi, Taihei Maehara, Yoshifumi Takebayashi, Natsuki Nakamura | 2020-06-09 |
| 10655647 | Hydraulic drive system for construction machine | Yoshifumi Takebayashi, Kiwamu Takahashi, Natsuki Nakamura | 2020-05-19 |
| 10287751 | Hydraulic drive system for working machine including track device of crawler type | Yasutaka Tsuruga, Kiwamu Takahashi, Yoshifumi Takebayashi | 2019-05-14 |
| 10280592 | Hydraulic drive system for electrically-operated hydraulic work machine | Kiwamu Takahashi, Shingo Kishimoto, Yoshifumi Takebayashi, Natsuki Nakamura | 2019-05-07 |
| 10215198 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yasutaka Tsuruga, Yoshifumi Takebayashi, Natsuki Nakamura, Yasuharu Okazaki +2 more | 2019-02-26 |
| 10107311 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yasutaka Tsuruga, Yoshifumi Takebayashi, Natsuki Nakamura | 2018-10-23 |
| 10100495 | Hydraulic driving system for construction machine | Kiwamu Takahashi, Masamichi Ito, Yoshifumi Takebayashi, Natsuki Nakamura, Yasuharu Okazaki +1 more | 2018-10-16 |
| 10060451 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yasutaka Tsuruga, Yoshifumi Takebayashi, Natsuki Nakamura, Yasuharu Okazaki +1 more | 2018-08-28 |
| 9963856 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yoshifumi Takebayashi, Natsuki Nakamura | 2018-05-08 |
| 9890801 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yasutaka Tsuruga, Yoshifumi Takebayashi, Natsuki Nakamura | 2018-02-13 |
| 9835180 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Shingo Kishimoto, Yoshifumi Takebayashi, Natsuki Nakamura | 2017-12-05 |
| 9828746 | Hydraulic driving system for construction machine | Yoshifumi Takebayashi, Kiwamu Takahashi, Natsuki Nakamura | 2017-11-28 |
| 9702379 | Hybrid working machine | Kiwamu Takahashi, Shingo Kishimoto, Yoshifumi Takebayashi, Natsuki Nakamura | 2017-07-11 |
| 9518593 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yoshifumi Takebayashi, Natsuki Nakamura | 2016-12-13 |
| 9200431 | Hydraulic drive system for construction machine | Yasutaka Tsuruga, Kiwamu Takahashi, Yoshifumi Takebayashi | 2015-12-01 |
| 9080481 | Construction machine hydraulic drive system having exhaust gas purifying device | Yoshifumi Takebayashi, Kiwamu Takahashi, Natsuki Nakamura | 2015-07-14 |
| 8919109 | Hydraulic drive system for construction machine having exhaust gas purification device | Kiwamu Takahashi, Yasutaka Tsuruga, Hajime Yoshida, Yoshifumi Takebayashi | 2014-12-30 |
| 8857169 | Hydraulic drive system for construction machine | Kiwamu Takahashi, Yasutaka Tsuruga, Yoshifumi Takebayashi | 2014-10-14 |
| 7369286 | Hologram recording medium, and recording apparatus and reproducing apparatus for the same | Kazuhiko Kimura | 2008-05-06 |
| 6646975 | Semiconductor laser array and its manufacturing method, optical integrated unit and optical pickup | Ichiro Uchizaki, Hideo Shiozawa | 2003-11-11 |
| 6163409 | Optical head, optical component for use therein, method of manufacturing the same, and optical disk apparatus | Mineharu Uchiyama, Isao Hoshino, Yoshiharu Imaoka | 2000-12-19 |