Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9520540 | Light-emitting device with phosphor excited by blue excitation light | Kunio Ishida, Keiko Albessard, Yasushi Hattori, Iwao Mitsuishi, Yumi Fukuda +2 more | 2016-12-13 |
| 8974697 | Luminescent material | Keiko Albessard, Masahiro Kato, Yumi Fukuda, Iwao Mitsuishi, Takahiro Sato +6 more | 2015-03-10 |
| 8957447 | Phosphor | Yumi Fukuda, Masahiro Kato, Yasushi Hattori | 2015-02-17 |
| 8937328 | Light emitting device and manufacturing method thereof | Iwao Mitsuishi, Yumi Fukuda, Naotoshi Matsuda, Shinya Nunoue, Keiko Albessard +1 more | 2015-01-20 |
| 8921878 | Light emitting device | Iwao Mitsuishi, Kunio Ishida, Yumi Fukuda, Naotoshi Matsuda, Keiko Albessard +2 more | 2014-12-30 |
| 8858835 | Red light-emitting flourescent substance and light-emitting device employing the same | Yumi Fukuda, Naotoshi Matsuda, Iwao Mitsuishi, Shinya Nunoue, Keiko Albessard +1 more | 2014-10-14 |
| 8836211 | White light emitting device containing three fluorescent materials having different peak wavelengths | Yasushi Hattori, Ryosuke Hiramatsu, Kunio Ishida, Masahiro Kato | 2014-09-16 |
| 8652359 | Red light-emitting fluorescent substance and light-emitting device employing the same | Yumi Fukuda, Naotoshi Matsuda, Iwao Mitsuishi, Shinya Nunoue | 2014-02-18 |
| 8569943 | Luminescent material | Iwao Mitsuishi, Naotoshi Matsuda, Yumi Fukuda, Keiko Albessard, Masahiro Kato +3 more | 2013-10-29 |
| 8558251 | Light emitting device | Iwao Mitsuishi, Yumi Fukuda, Ryosuke Hiramatsu, Naotoshi Matsuda, Shinya Nunoue +2 more | 2013-10-15 |
| 8552437 | Fluorescent substance, process for production of fluorescent substance, light-emitting device and light-emitting module | Yumi Fukuda, Takahiro Sato, Iwao Mitsuishi, Naotoshi Matsuda, Ryosuke Hiramatsu +1 more | 2013-10-08 |
| 8546824 | Light emitting device | Iwao Mitsuishi, Yumi Fukuda, Naotoshi Matsuda, Shinya Nunoue, Keiko Albessard +1 more | 2013-10-01 |
| 8501039 | Fluorescent material and light-emitting device employing the same | Yumi Fukuda, Naotoshi Matsuda | 2013-08-06 |
| 8471277 | Light emitting device | Iwao Mitsuishi, Shinya Nunoue, Takahiro Sato, Yumi Fukuda, Naotoshi Matsuda +3 more | 2013-06-25 |
| 8471459 | Fluorescent substance and light-emitting device employing the same | Masahiro Kato, Yumi Fukuda | 2013-06-25 |
| 8436527 | Light emitting device | Iwao Mitsuishi, Kunio Ishida, Yumi Fukuda, Naotoshi Matsuda, Keiko Albessard +1 more | 2013-05-07 |
| 8414795 | Red light-emitting fluorescent substance and light-emitting device employing the same | Yumi Fukuda, Naotoshi Matsuda, Iwao Mitsuishi, Shinya Nunoue | 2013-04-09 |
| 8414145 | Light emitting device | Iwao Mitsuishi, Yumi Fukuda, Naotoshi Matsuda, Shinya Nunoue | 2013-04-09 |
| 8310145 | Light emitting device including first and second red phosphors and a green phosphor | Iwao Mitsuishi, Shinya Nunoue, Takahiro Sato, Yumi Fukuda, Naotoshi Matsuda +1 more | 2012-11-13 |
| 8278821 | Light emitting device | Kunio Ishida, Iwao Mitsuishi, Ryosuke Hiramatsu, Yumi Fukuda, Keiko Albessard +2 more | 2012-10-02 |