Issued Patents All Time
Showing 1–25 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12321089 | Wavelength conversion element, light source device, and projector | — | 2025-06-03 |
| 12072616 | Wavelength conversion device, light source device, and projector | — | 2024-08-27 |
| 11868034 | Phosphor particle, wavelength conversion element, light source device, method of manufacturing phosphor particle, method of manufacturing wavelength conversion element, and projector | — | 2024-01-09 |
| 11572502 | Wavelength conversion element, light source device, projector, and method of manufacturing wavelength conversion element | — | 2023-02-07 |
| 11237469 | Wavelength conversion element, light source device, and projector | — | 2022-02-01 |
| 11172176 | Wavelength conversion element, light source device, projector, and method of manufacturing wavelength conversion element | — | 2021-11-09 |
| 10942433 | Light source device and projector | — | 2021-03-09 |
| 10721446 | Wavelength conversion element, light source apparatus, and projector | — | 2020-07-21 |
| 10539862 | Wavelength conversion element, wavelength converter, light source apparatus, and projector | — | 2020-01-21 |
| 10379284 | Light source device and projector | Ryuta Koizumi | 2019-08-13 |
| 10261402 | Light source device and projector | Ryuta Koizumi | 2019-04-16 |
| 10101645 | Wavelength conversion element, light source device, and projector | Kunihiko Takagi, Tetsuo Shimizu, Osamu Arakawa | 2018-10-16 |
| 9964842 | Light source apparatus and projector | — | 2018-05-08 |
| 9955129 | Light source device and projector | — | 2018-04-24 |
| 9475983 | Fluorescence light emitting element comprising a phosphor layer including phosphors and a binder made of an inorganic material | Kiyoshi Kuroi | 2016-10-25 |
| 9423680 | Light source apparatus that irradiates a phosphor layer with excitation light and projector | Hidefumi Sakata, Wataru YASUMATSU | 2016-08-23 |
| 8780444 | Screen and projection system | Osamu Arakawa, Hiroyuki Shindo, Tatsuo Uchida, Yoshito Suzuki, Baku Katagiri | 2014-07-15 |
| 8714747 | Projector having a first light separation optical system and a second light separation optical system | Koichi Akiyama | 2014-05-06 |
| 8654442 | Refelctive front screen | Tatsuo Uchida, Yoshito Suzuki, Baku Katagiri, Hiroyuki Shindo, Osamu Arakawa | 2014-02-18 |
| RE42740 | Projector | Motoyuki Fujimori, Kenji Iguchi, Kiichi Okumura | 2011-09-27 |
| 8023186 | Screen | Ryoji Katsuma, Akira Shinbo | 2011-09-20 |
| RE42515 | Method of manufacturing reflective mirror, illumination device, and projector | — | 2011-07-05 |
| RE41874 | Method of manufacturing reflective mirror, illumination device, and projector | — | 2010-10-26 |
| RE41680 | Projector | Hisashi Iechika, Yasunori Ogawa, Shinji Haba, Akitaka Yajima | 2010-09-14 |
| 7593076 | Optical device and method for manufacturing optical device | Hiroaki Yanai | 2009-09-22 |