Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6741036 | Gas discharge tube | Kouzou Adachi, Yoshinobu Ito, Ryotaro Matui | 2004-05-25 |
| 6586866 | Gas discharge tube having precise electrode arrangement | Kouzou Adachi, Yoshinobu Ito, Ryotaro Matui | 2003-07-01 |
| 6573655 | Gas discharge tube | Kouzou Adachi, Yoshinobu Ito, Ryotaro Matui | 2003-06-03 |
| 6559576 | Gas discharge tube having sealed envelope with metallic portion and light projection glass window | Kouzou Adachi, Yoshinobu Ito, Ryotaro Matui | 2003-05-06 |
| 6531821 | Gas discharge tube | Kouzou Adachi, Yoshinobu Ito, Ryotaro Matui | 2003-03-11 |
| 6380663 | Gas discharge tube having a side tube with glass coating | Kouzou Adachi, Yoshinobu Ito, Ryotaro Matui | 2002-04-30 |
| 5750011 | Apparatus and method for producing gaseous ions by use of x-rays, and various apparatuses and structures using them | Tadahiro Ohmi, Hitoshi Inaba | 1998-05-12 |
| 5698945 | Deuterium gas discharge tube | Yoshinobu Ito, Ryotaro Matui | 1997-12-16 |
| 5684363 | Deuterium gas discharge tube | Yoshinobu Ito, Ryotaro Matui | 1997-11-04 |
| 5646487 | Lighting device for gas discharge tube with insulated discharge shielding member | Yoshinobu Ito, Ryotaro Matui | 1997-07-08 |
| 5633563 | Gas discharge tube with discharge shielding member | Yoshinobu Ito, Ryotaro Matui | 1997-05-27 |
| 5619101 | Gas discharge tube | Yoshinobu Ito, Ryotaro Matui | 1997-04-08 |
| 5587625 | Gas discharge tube | Yoshinobu Ito, Ryotaro Matui | 1996-12-24 |
| 5552669 | Deuterium gas discharge tube | Yoshinobu Ito, Ryotaro Matui | 1996-09-03 |