Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5789850 | DC glow discharge lamp, and ignition apparatus, flood-light apparatus and projector apparatus for dc glow discharge lamp | Hiromichi Kawashima, Ichiro Tanaka, Mamoru Furuya, Nanao Murase | 1998-08-04 |
| 4988918 | Short arc discharge lamp | Yasuki Mori, Yoichiro Mitsuyuki, Tadatoshi Higashi | 1991-01-29 |