Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041765 | Negative glow discharge lamp device | Masayoshi Kodama, Hiromitsu Matsuno | 1991-08-20 |
| 4967118 | Negative glow discharge lamp | Masaroshi Kodama, Hiromitsu Matsuno | 1990-10-30 |
| 4353727 | Method for fabricating fluorescent lamp | Yoshio Takano, Yoshinobu Tomita, Mitsuru Nakagawa | 1982-10-12 |
| 4336479 | Fluorescent lamp having reflective layer and a method for fabricating the same | Churyo Kodama, Taisuke Hirota, Hiroshi Ohno | 1982-06-22 |