Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817920 | Discharge lamp having an electrode with suppression of end portion deformation, discharge lamp electrode and method for producing same | Shinobu Furuta, Yoshitaka Kurimoto, Tatsuya Taniwaki | 2004-11-16 |
| 6794600 | Plasma torch used for heating molten steel | Shinichi Fukunaga, Ryoji Nishihara, Mitsuji Asano, Kazunori Yasumitsu, Yuji Hiramoto +2 more | 2004-09-21 |