Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392428 | Pipe joint and pipe joining method | Ryunosuke TANAKA, Yuito KOMARU | 2025-08-19 |
| 12359755 | Pipe joint, spacer provided in pipe joint, and dividing piece constituting spacer | Ryunosuke TANAKA, Yuito KOMARU | 2025-07-15 |
| 12092244 | Pipe joint | Shozo Kishi, Ryunosuke TANAKA | 2024-09-17 |
| 12013060 | Ring body, pipe fitting, and method for joining pipes | Shozo Kishi, Ryunosuke TANAKA | 2024-06-18 |
| 11746937 | Pipe joint, push ring for pipe joint, method for joining pipes | Shozo Kishi, Kazuya Ito, Kazuma HARADA, Ryunosuke TANAKA, Kohei IKEDA +1 more | 2023-09-05 |
| D985741 | Gland for pipe joints | Ryunosuke TANAKA | 2023-05-09 |
| 11333278 | Pipe-joining centering device | Shozo Kishi, Ryunosuke TANAKA, Hideki Nakaya | 2022-05-17 |
| 10738919 | Sealing material and joint | Shozo Kishi, Takaaki Kagawa | 2020-08-11 |
| 10443772 | Pipe joint structure, seal member, assembled condition management method for pipe joint, and assembled condition management device for pipe joint | Shozo Kishi, Takaaki Kagawa, Yuito KOMARU | 2019-10-15 |
| 9659112 | Pipeline structure and computer readable recording medium having recorded thereon program for pipeline structure | Shozo Kishi, Shogo Kaneko | 2017-05-23 |