Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7956026 | Cleaning agent | Shunsuke Kobayashi, Yoshiyuki Hayashi, Shin Nakae, Makoto Kageyama, Kiyoji Miyagishi | 2011-06-07 |
| 5332428 | Impregnating waterproof composition | Hiroshi Yoshioka, Ichiro Ono, Akio Furihata | 1994-07-26 |