Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8299445 | Lighting apparatus for controlling plant disease | Makoto Yamada, Masaki Ishiwata | 2012-10-30 |
| 6149289 | Angled illumination tube | Tadashi Murakami, Keiji Sakamoto, Makoto Yamada | 2000-11-21 |