Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10337688 | Vehicle lamp | Ryujiro Ikuta, Yukihiro Onoda, Masaya Shido, Hironori Tsukamoto | 2019-07-02 |
| 9776555 | Vehicular lamp with OLED having repeated reflections | Yukihiro Onoda, Masaya Shido, Haruhiko Iyoda, Asami Nakada | 2017-10-03 |
| 8773008 | Discharge lamp bulb having metal band supported by support portion | Yoshiro Ito, Toshiaki Tsuda, Masaya Shido | 2014-07-08 |
| 6974360 | Method of producing an arc tube for a discharge lamp device | Hiroshi Goto, Yoshihiro Mochizuki, Yukihiro Yoshida, Shinichi Irisawa, Takeshi Fukuyo | 2005-12-13 |
| 6843698 | Arc tube and method of producing the same | Yoshihiro Mochizuki, Hiroshi Goto, Masayuki Umehara, Ario Kawaguthi | 2005-01-18 |
| 6790115 | Arc tube for discharge lamp and method of fabricating the same | Akihiro Nagata | 2004-09-14 |
| 6616494 | Method and apparatus for supplying pellets to arc tube for discharge lamp | Akihiro Nagata, Masakazu Nagasawa, Takeshi Fukuyo | 2003-09-09 |
| 6321799 | Method and apparatus for supplying mercury to arc tube for discharge lamp | Takeshi Fukuyo, Akihiro Nagata, Masakazu Nagasawa | 2001-11-27 |
| 5936349 | Arc tube having a pair of molybdenum foils, and method for its fabrication | Nobuo Ohkawai, Masakazu Nagasawa | 1999-08-10 |
| 5505648 | Contamination-free method of making arc tubes | Masakazu Nagasawa, Shinichi Irisawa | 1996-04-09 |
| 5286227 | Arc tube and method for manufacturing the same | Yasuyoshi Numajiri, Shinichi Irisawa, Masakazu Nagasawa | 1994-02-15 |
| 5277639 | Arc tube electrode assembly and method for manufacturing same | Akihiro Nagata | 1994-01-11 |
| 5186671 | Manufacturing method of discharge lamp electrode | Masakazu Nagasawa, Masami Handa, Yasuo Hirozumi | 1993-02-16 |