Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11133172 | Flash discharge tube and flash device | Kazuhiro Daijo | 2021-09-28 |
| 9870913 | Flash discharge tube and light-emitting device equipped with the flash discharge tube | Hiroshi Saiki | 2018-01-16 |
| 7839069 | Method for manufacturing direct backlight unit, fluorescent lamp and backlight unit | Akiko Nakanishi, Taizou Ono, Hirofumi Yamashita, Kazuhiro Kumada, Haruo Yamazaki +7 more | 2010-11-23 |
| 7683550 | Low-pressure discharge lamp and back light device using the same | Hirofumi Yamashita, Haruo Yamazaki, Toshihiro Terada | 2010-03-23 |
| 7358675 | Low-pressure discharge lamp and back light device using same | Hirofumi Yamashita, Haruo Yamazaki, Toshihiro Terada | 2008-04-15 |
| 6943499 | Cold-cathode fluorescent lamp | Hirofumi Yamashita, Haruo Yamazaki, Toshihiro Terada | 2005-09-13 |
| 6853139 | Cold-cathode discharge lamp and lamp device having reduced sputtering on internal lead-in wire | Hirofumi Yamashita, Haruo Yamazaki, Toshihiro Terada | 2005-02-08 |
| 6800997 | Cold-cathode fluorescent lamp | Hirofumi Yamashita, Haruo Yamazaki, Toshihiro Terada | 2004-10-05 |