Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5030253 | Fragrant air supplying method and supplying system | Tomoya Tokuhiro, Hisato Yano, Tsuyoshi Horiyama, Norihiro Yamaguchi, Hiroaki Watanabe | 1991-07-09 |
| 5011632 | Ultrasonic fragrance generation apparatus | Hisato Yano, Tsuyoshi Horiyama | 1991-04-30 |