Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12281727 | Pipe transport device and pipe joining method inside pipeline construction shaft | Kazuya Ito, Yuito KOMARU, Ko Ishimura, Masataka Shimomura, Yutaka Fujimoto +1 more | 2025-04-22 |
| 12196644 | Watertightness testing method and assembling device | Yuito KOMARU, Masataka Shimomura, Daichi Higasa, Kohei IKEDA | 2025-01-14 |
| 12092244 | Pipe joint | Keita ODA, Ryunosuke TANAKA | 2024-09-17 |
| 12044524 | Bending angle calculation method and calculation apparatus | Akira Yamashita, Kazuma HARADA, Tamon Iden | 2024-07-23 |
| 12013060 | Ring body, pipe fitting, and method for joining pipes | Keita ODA, Ryunosuke TANAKA | 2024-06-18 |
| 12000755 | Watertight testing device for a pipe joint part | Yuito KOMARU, Koji Kamachi, Masataka Shimomura | 2024-06-04 |
| 11746937 | Pipe joint, push ring for pipe joint, method for joining pipes | Kazuya Ito, Kazuma HARADA, Keita ODA, Ryunosuke TANAKA, Kohei IKEDA +1 more | 2023-09-05 |
| 11333278 | Pipe-joining centering device | Keita ODA, Ryunosuke TANAKA, Hideki Nakaya | 2022-05-17 |
| 10738919 | Sealing material and joint | Takaaki Kagawa, Keita ODA | 2020-08-11 |
| 10520119 | Pipe joint | Takashi Yokomizo, Yoshinori Itani, Takaaki Kagawa, Kohei IKEDA, Shogo Kaneko | 2019-12-31 |
| 10443772 | Pipe joint structure, seal member, assembled condition management method for pipe joint, and assembled condition management device for pipe joint | Takaaki Kagawa, Keita ODA, Yuito KOMARU | 2019-10-15 |
| 10018290 | Pressing ring, joint, and valve | Takaaki Kagawa, Kazuya Ito | 2018-07-10 |
| 10006572 | Pipe joint | Takashi Yokomizo, Yoshinori Itani, Takaaki Kagawa, Kohei IKEDA | 2018-06-26 |
| 9719618 | Pipe joint | Takashi Yokomizo, Yoshinori Itani, Takaaki Kagawa, Kohei IKEDA, Shogo Kaneko | 2017-08-01 |
| 9659112 | Pipeline structure and computer readable recording medium having recorded thereon program for pipeline structure | Shogo Kaneko, Keita ODA | 2017-05-23 |
| 9488300 | Pipe joint | Takashi Yokomizo, Yoshinori Itani, Takaaki Kagawa, Kohei IKEDA, Shogo Kaneko | 2016-11-08 |
| 8573654 | Pipe joint | Yoshinori Itani, Kohei IKEDA, Takashi Yokomizo, Takaaki Kagawa | 2013-11-05 |