Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9546495 | Method for constructing cylindrical tank | Hiroshi Shiomi, Norio Uchiyama, Satoru Nagumo, Masaki Takahashi | 2017-01-17 |
| 9441389 | Method for constructing cylindrical tank | Hiroshi Shiomi, Satoru Nagumo, Norio Uchiyama, Masaki Takahashi | 2016-09-13 |