Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11959624 | Light emitting device | Kyoichi Murayama, Yoshiteru MIYAMOTO, Hiroya Kashiwabara | 2024-04-16 |
| 11806687 | Active energy radiation unit and active energy radiation device | Kyoichi Murayama, Keita UMENO | 2023-11-07 |
| 11353207 | Light source device | Kyoichi Murayama, Yoshiteru MIYAMOTO, Hiroya Kashiwabara | 2022-06-07 |
| 11298959 | Active energy radiation unit and active energy radiation device | Kyoichi Murayama, Keita UMENO | 2022-04-12 |
| 11229866 | Air filter, light source device, and air filter manufacturing method | Kyoichi Murayama, Yasumasa Hakamata, Koji Maejima | 2022-01-25 |
| 11204160 | Light source device | Kyoichi Murayama, Keita UMENO, Hiroya Kashiwabara | 2021-12-21 |
| 10895376 | Light source device | Kyoichi Murayama, Keita UMENO, Hiroya Kashiwabara | 2021-01-19 |
| 10865971 | Light source device | Kyoichi Murayama, Yoshiteru MIYAMOTO, Hiroya Kashiwabara | 2020-12-15 |
| 9029814 | LED light source device | Hideaki Yokoyama | 2015-05-12 |
| 7988312 | Light source apparatus with reflector gas-blasting structure | — | 2011-08-02 |
| 6741036 | Gas discharge tube | Tomoyuki Ikedo, Kouzou Adachi, Yoshinobu Ito | 2004-05-25 |
| 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 |
| 6380663 | Gas discharge tube having a side tube with glass coating | Tomoyuki Ikedo, Kouzou Adachi, Yoshinobu Ito | 2002-04-30 |
| 5698945 | Deuterium gas discharge tube | Tomoyuki Ikedo, Yoshinobu Ito | 1997-12-16 |
| 5684363 | Deuterium gas discharge tube | Tomoyuki Ikedo, Yoshinobu Ito | 1997-11-04 |
| 5646487 | Lighting device for gas discharge tube with insulated discharge shielding member | Tomoyuki Ikedo, Yoshinobu Ito | 1997-07-08 |
| 5633563 | Gas discharge tube with discharge shielding member | Tomoyuki Ikedo, Yoshinobu Ito | 1997-05-27 |
| 5619101 | Gas discharge tube | Tomoyuki Ikedo, Yoshinobu Ito | 1997-04-08 |
| 5587625 | Gas discharge tube | Tomoyuki Ikedo, Yoshinobu Ito | 1996-12-24 |
| 5552669 | Deuterium gas discharge tube | Tomoyuki Ikedo, Yoshinobu Ito | 1996-09-03 |