Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D972079 | Sprinkler head | Masaharu Chiba, Kazuma Ito | 2022-12-06 |
| 11413485 | Sprinkler head | Masakatsu Kikuchi, Masashi Murakami, Yuki Iizawa | 2022-08-16 |
| 11311759 | Sprinkler head | Masakatsu Kikuchi, Yuki Iizawa, Masashi Murakami | 2022-04-26 |