Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919926 | Insect attraction preventer | Yosuke Watanabe, Yuji Kawakami, Yoshiyuki Ogawa, Hiroshi Sato | 1990-04-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919926 | Insect attraction preventer | Yosuke Watanabe, Yuji Kawakami, Yoshiyuki Ogawa, Hiroshi Sato | 1990-04-24 |