Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9520540 | Light-emitting device with phosphor excited by blue excitation light | Kunio Ishida, Keiko Albessard, Yasushi Hattori, Yumi Fukuda, Ryosuke Hiramatsu +2 more | 2016-12-13 |
| 9190582 | Light emitting device | Yasushi Hattori, Masahiro Kato, Yumi Fukuda | 2015-11-17 |
| 9187693 | Phosphors and method for producing thereof | Naotoshi Matsuda, Yumi Fukuda, Keiko Albessard, Masahiro Kato | 2015-11-17 |
| 9133391 | Luminescent material | Yumi Fukuda, Keiko Albessard | 2015-09-15 |
| 9048399 | Light emitting device | Naotoshi Matsuda | 2015-06-02 |
| 8974697 | Luminescent material | Keiko Albessard, Masahiro Kato, Yumi Fukuda, Takahiro Sato, Shigeya Kimura +6 more | 2015-03-10 |
| 8937328 | Light emitting device and manufacturing method thereof | Yumi Fukuda, Aoi Okada, Naotoshi Matsuda, Shinya Nunoue, Keiko Albessard +1 more | 2015-01-20 |
| 8921878 | Light emitting device | Kunio Ishida, Yumi Fukuda, Aoi Okada, Naotoshi Matsuda, Keiko Albessard +2 more | 2014-12-30 |
| 8858835 | Red light-emitting flourescent substance and light-emitting device employing the same | Aoi Okada, Yumi Fukuda, Naotoshi Matsuda, Shinya Nunoue, Keiko Albessard +1 more | 2014-10-14 |
| 8652359 | Red light-emitting fluorescent substance and light-emitting device employing the same | Aoi Okada, Yumi Fukuda, Naotoshi Matsuda, Shinya Nunoue | 2014-02-18 |
| 8637890 | Light emitting device | Toshiki Hikosaka, Takahiro Sato, Shinya Nunoue | 2014-01-28 |
| 8592850 | Light emitting device | Toshiki Hikosaka, Takahiro Sato, Shinya Nunoue | 2013-11-26 |
| 8569943 | Luminescent material | Naotoshi Matsuda, Yumi Fukuda, Keiko Albessard, Aoi Okada, Masahiro Kato +3 more | 2013-10-29 |
| 8558251 | Light emitting device | Yumi Fukuda, Aoi Okada, 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 | Aoi Okada, Yumi Fukuda, Takahiro Sato, Naotoshi Matsuda, Ryosuke Hiramatsu +1 more | 2013-10-08 |
| 8546824 | Light emitting device | Yumi Fukuda, Aoi Okada, Naotoshi Matsuda, Shinya Nunoue, Keiko Albessard +1 more | 2013-10-01 |
| 8507927 | Semiconductor device with high density optical chips and manufacturing method thereof | Atsuko Iida | 2013-08-13 |
| 8471277 | Light emitting device | Shinya Nunoue, Takahiro Sato, Yumi Fukuda, Aoi Okada, Naotoshi Matsuda +3 more | 2013-06-25 |
| 8436527 | Light emitting device | Kunio Ishida, Yumi Fukuda, Aoi Okada, Naotoshi Matsuda, Keiko Albessard +1 more | 2013-05-07 |
| 8414145 | Light emitting device | Yumi Fukuda, Aoi Okada, Naotoshi Matsuda, Shinya Nunoue | 2013-04-09 |
| 8414795 | Red light-emitting fluorescent substance and light-emitting device employing the same | Aoi Okada, Yumi Fukuda, Naotoshi Matsuda, Shinya Nunoue | 2013-04-09 |
| 8395169 | Light emitting device | Toshiki Hikosaka, Takahiro Sato, Shinya Nunoue | 2013-03-12 |
| 8368104 | Light emitting device | Toshiki Hikosaka, Takahiro Sato, Shinya Nunoue | 2013-02-05 |
| 8310145 | Light emitting device including first and second red phosphors and a green phosphor | Shinya Nunoue, Takahiro Sato, Yumi Fukuda, Aoi Okada, Naotoshi Matsuda +1 more | 2012-11-13 |
| 8278821 | Light emitting device | Kunio Ishida, Ryosuke Hiramatsu, Yumi Fukuda, Keiko Albessard, Naotoshi Matsuda +2 more | 2012-10-02 |