Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5138539 | Fluorescent lamp device | Hisashi Honda | 1992-08-11 |
| 5103133 | Fluorescent lamp having low cathode fall voltage | — | 1992-04-07 |
| 5051648 | Flat type low pressure gas discharge lamp | Hisashi Honda | 1991-09-24 |
| D303157 | Fluorescent lamp tube | Yoichi Hattori | 1989-08-29 |
| 4794301 | Fluorescent lamp having a convoluted discharge passage and fluorescent lamp apparatus incorporating the same | Yuji Kawaguchi, Kazuhisa Ogishi, Shinichi Tsunekawa, Taketo Kamei | 1988-12-27 |