Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1059197 | Globe for a warning lamp | — | 2025-01-28 |
| D923503 | Globe for a warning lamp | — | 2021-06-29 |
| D878947 | Signal warning and displaying lamp | Takaya Umemoto | 2020-03-24 |
| 7049268 | Heat reversible recording medium, heat reversible recording label, heat reversible recording member, image processor and image processing method | Yoshihiko Hotta, Hiroki Kuboyama | 2006-05-23 |