Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7554752 | Lighting equipment | Hirao Ohta, Akihisa Minato | 2009-06-30 |
| 7344264 | Frightening apparatus | — | 2008-03-18 |
| 7283313 | Bulk-shaped lens, light-emitting unit, and lighting equipment | Hirao Ohta, Akihisa Minato | 2007-10-16 |
| 6961190 | Bulk lens, light emitting body, lighting device and optical information system | Hirao Ohta, Akihisa Minato | 2005-11-01 |
| 6332703 | Lighting device | Keiko Tamaoki, Kiyotaka Minato | 2001-12-25 |