Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12426535 | Working machine and blade unit | Takayoshi Iio, Tomoyuki KUTSUNA, Satoshi Takahashi | 2025-09-30 |
| 12364191 | Reciprocating blades with sealing member for motion conversion mechanism | Tomoyuki KUTSUNA, Takayoshi Iio | 2025-07-22 |
| 11878726 | Handcart | Yoshinori Shibata, Susumu Kato, Tomonobu Nashimoto, Yasuo Ifuku | 2024-01-23 |
| 11833656 | Chain saw | Ryo Sunazuka, Yoshifumi Watanabe | 2023-12-05 |
| 11801882 | Handcart | Tomoyuki KUTSUNA, Toshihiro Tomita, Susumu Kato, Tomonobu Nashimoto | 2023-10-31 |
| 11787458 | Handcart | Susumu Kato, Tomonobu Nashimoto, Shin Noji, Yasuo Ifuku | 2023-10-17 |
| 11400966 | Handcart | Susumu Kato, Tomonobu Nashimoto, Yasuo Ifuku | 2022-08-02 |
| 11390310 | Handcart | Tomoyuki KUTSUNA, Toshihiro Tomita, Susumu Kato, Tomonobu Nashimoto | 2022-07-19 |