Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9070831 | Light-emitting device each having variable distances between pairs of electrode pads with respect to Zener diodes and lighting apparatus using the same | Kenji Sugiura, Kenji Ueda, Yasufumi Wada | 2015-06-30 |
| 7394189 | Compact self-ballasted fluorescent lamp having a circuit board with connection members | Hiroki Kitagawa, Shiro Iida, Akiko Nakanishi, Yasushige Tomiyoshi | 2008-07-01 |