Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319859 | Phosphor, wavelength conversion body, and light emitting device | — | 2025-06-03 |
| 12284848 | Phosphor plate, light emitting device, and method for manufacturing phosphor plate | Taiyo YAMAURA, Yuki Kubota, Kazuhiro Ito | 2025-04-22 |
| 11807791 | Phosphor plate and light emitting device using the same | Taiyo YAMAURA, Yuki Kubota, Kazuhiro Ito | 2023-11-07 |
| 11114589 | Fluoride phosphor and light-emitting device using same | Masayoshi Ichikawa, Ryosuke Kondo | 2021-09-07 |
| 10982139 | Fluoride phosphor and light-emitting device using same | Masayoshi Ichikawa, Ryosuke Konda | 2021-04-20 |
| 10941339 | Fluorescent fluoride, light-emitting device, and process for producing florescent fluoride | Masayoshi Ichikawa, Ryosuke Kondo | 2021-03-09 |
| 10759995 | Process for producing fluorescent material | Masayoshi Ichikawa, Ryosuke Kondo, Motoi TANAKA | 2020-09-01 |
| 10669476 | Potassium fluoromanganate for use as raw material of manganese-activated complex fluoride phosphor and manganese-activated complex fluoride phosphor production method using same | Motonori Kino, Masayoshi Ichikawa | 2020-06-02 |
| 10611956 | Phosphor, light emitting device, and method for producing phosphor | Motoi TANAKA, Kazuhiro Ito | 2020-04-07 |
| 10266768 | β-sialon phosphor containing europium element and method for producing the same, and light-emitting member and light emitting device | Toshiaki Nagumo | 2019-04-23 |
| 10266766 | Phosphor, light-emitting element and lighting device | — | 2019-04-23 |
| 9676999 | Phosphor, light emitting element, and light emitting device | Shinichi Yanagi, Masayoshi Ichikawa, Kazuhiro Ito | 2017-06-13 |
| 9680066 | Phosphor, light emitting element, and light emitting device | Shinichi Yanagi, Masayoshi Ichikawa, Kazuhiro Ito | 2017-06-13 |
| 9663713 | Phosphor, light-emitting element and lighting device | — | 2017-05-30 |
| 9382475 | Phosphor, light-emitting device and use thereof | — | 2016-07-05 |
| 9309460 | Phosphor, method for producing same, and use of same | Hiroaki TOYOSHIMA | 2016-04-12 |
| 9139769 | Beta-sialon, method for producing same and light-emitting device using same | Kazuhiro Ito | 2015-09-22 |
| 9028719 | β- sialon, and light emitting device and applications thereof | Toshiaki Nagumo | 2015-05-12 |
| 9000664 | Phosphor particle group, light emitting apparatus using the same, and liquid crystal display television | Tetsuya Hanamoto, Masatsugu Masuda, Kenji Terashima, Hironori Nagasaki | 2015-04-07 |
| 8926864 | Method of producing β-SiAION, β-SiAION, and products using the same | Masayoshi Ichikawa | 2015-01-06 |
| 8685279 | Sialon phosphor, process for producing the same, and illuminator and luminescent element employing the same | Masahiro Ibukiyama, Takashi Kawasaki | 2014-04-01 |
| 8663500 | α-sialon phosphor, method for producing same, and light-emitting device | Mitsuru Kawagoe, Tomohiro Nomiyama | 2014-03-04 |
| 8487393 | B-sialon phosphor, use thereof and method for producing same | Toshiaki Nagumo | 2013-07-16 |
| 8404152 | Fluorescent substance and production method thereof, and light emitting device | Toshiaki Nagumo | 2013-03-26 |
| 8274208 | Light-emitting device, vehicular lighting fixture comprising the device, and head lamp | Yasuyuki Miyake, Shuichi Taya, Akifumi Ochiai, Masahiro Ibukiyama | 2012-09-25 |