Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10239252 | Tank production system and method | Kazuto Sugawara | 2019-03-26 |
| 9102490 | Web winding apparatus | Naohisa Niwa, Toshiyoshi Ichikawa | 2015-08-11 |
| 8991739 | Web winding apparatus | Naohisa Niwa, Toshiyoshi Ichikawa | 2015-03-31 |