Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6693393 | Ballast for a discharge lamp | Toshiaki Nakamura, Takashi Kambara, Miki Kotani, Toshifumi Tanaka | 2004-02-17 |
| 6288501 | Ballast for a discharge lamp | Toshiaki Nakamura, Tsutomu Shiomi | 2001-09-11 |
| 6281642 | Ballast for a discharge lamp with false deactivation detection | Toshiaki Nakamura, Kazunori Kidera | 2001-08-28 |
| 6208088 | Method and ballast for starting a discharge lamp | Toshiaki Nakamura, Kazunori Kidera | 2001-03-27 |
| 5644481 | Controlled DC voltage stabilizer | Masanori Yamanaka | 1997-07-01 |
| 5381294 | Device for protecting power supply circuit | — | 1995-01-10 |
| 5355523 | Wireless transmission/reception system including transmitting terminal producing multiple frequency local oscillation signals and receiving terminal storing a local oscillation signal | Haruo Ogawa, Haruhiro Kuboyama, Toshiaki Inage, Shinji Morino, Yoshiaki Ueno +2 more | 1994-10-11 |
| 5341179 | Source voltage control switching circuit | — | 1994-08-23 |