Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111946 | Rust proofing treatment liquid for threaded part, method for producing rust-proofed threaded part, and rust-proofed threaded part | Takashi Ito | 2021-09-07 |
| 10992085 | Receptacle | Naoki Katagiyama, Masaki Ishiguro, Takayuki Tanaka, Akihiro TOSAKI | 2021-04-27 |