Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6586866 | Gas discharge tube having precise electrode arrangement | Tomoyuki Ikedo, Kouzou Adachi, Yoshinobu Ito | 2003-07-01 |
| 6573655 | Gas discharge tube | Tomoyuki Ikedo, Kouzou Adachi, Yoshinobu Ito | 2003-06-03 |
| 6559576 | Gas discharge tube having sealed envelope with metallic portion and light projection glass window | Tomoyuki Ikedo, Kouzou Adachi, Yoshinobu Ito | 2003-05-06 |
| 6531821 | Gas discharge tube | Tomoyuki Ikedo, Kouzou Adachi, Yoshinobu Ito | 2003-03-11 |