Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409994 | Packaging material | Tomohiro Maeda, Hisaya Kato | 2025-09-09 |
| 12397982 | Protection sheet, press through package | Tomohiro Maeda | 2025-08-26 |
| 6881014 | Screwed steel pile and method of construction management therefor | Eiichiro Saeki, Hitoshi Ooki | 2005-04-19 |
| 6394704 | Screwed steel pile and method of construction management therefor | Eiichiro Saeki, Hitoshi Ooki | 2002-05-28 |