Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11402046 | Electrical conduit, connection structure for electrical conduit, bell block, method for connecting electrical conduit, method for connecting electrical conduit and bell block, pipe coupling, ring member, double-wall electrical conduit, and connection structure and conduit line for double-wall electrical conduit | Satoshi Kozawa, Yuzo Nakajima | 2022-08-02 |