Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905904 | Washing liquid jet device for automobile windshield | Takaaki Katakura | 1990-03-06 |
| 4880557 | Spray Lustering-cleansing agent | Atsushi Ikeda, Seigo Shinohara, Tetsuo Kijima | 1989-11-14 |