Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10209509 | Optical scanning device that includes mirrors and optical waveguide region | Akira Hashiya, Taku Hirasawa | 2019-02-19 |
| 10182702 | Light-emitting apparatus including photoluminescent layer | Nobuaki Nagao, Taku Hirasawa, Mitsuru Nitta, Akira Hashiya, Yasuhiko Adachi | 2019-01-22 |
| 10133144 | Optical scanning device including waveguide array | Taku Hirasawa | 2018-11-20 |
| 10113712 | Light-emitting device including photoluminescent layer | — | 2018-10-30 |
| 10115874 | Light-emitting device including photoluminescent layer | Taku Hirasawa | 2018-10-30 |
| 10094522 | Light-emitting device having photoluminescent layer | Taku Hirasawa, Akira Hashiya | 2018-10-09 |
| 10031276 | Display apparatus including photoluminescent layer | Taku Hirasawa, Akira Hashiya, Mitsuru Nitta, Takeyuki Yamaki | 2018-07-24 |
| 10012780 | Light-emitting device including photoluminescent layer | Taku Hirasawa, Mitsuru Nitta, Akira Hashiya, Takeyuki Yamaki | 2018-07-03 |
| 9899577 | Light-emitting apparatus including photoluminescent layer | Akira Hashiya, Taku Hirasawa, Mikiko Matsuo | 2018-02-20 |
| 9890912 | Light-emitting apparatus including photoluminescent layer | Akira Hashiya, Taku Hirasawa, Yoshitaka Nakamura, Mitsuru Nitta, Takeyuki Yamaki | 2018-02-13 |
| 9882100 | Light-emitting device having surface structure for limiting directional angle of light | Akira Hashiya, Taku Hirasawa | 2018-01-30 |
| 9880336 | Light-emitting device including photoluminescent layer | Taku Hirasawa, Yoshitaka Nakamura, Akira Hashiya, Mitsuru Nitta, Takeyuki Yamaki | 2018-01-30 |
| 9871226 | Organic electroluminescent element, illumination device, and display device | Kazuyuki Yamae, Akira Hashiya | 2018-01-16 |
| 9851579 | Optical sheet, light-emitting device, method for manufacturing optical sheet, and method for manufacturing light-emitting device | — | 2017-12-26 |
| 9647240 | Light emitting apparatus | Akira Hashiya, Kazuyuki Yamae | 2017-05-09 |
| 9618697 | Light directional angle control for light-emitting device and light-emitting apparatus | Taku Hirasawa, Yoshitaka Nakamura, Akira Hashiya, Mitsuru Nitta, Takeyuki Yamaki | 2017-04-11 |
| 9595648 | Light-emitting device | Kazuyuki Yamae, Akira Hashiya | 2017-03-14 |
| 9518215 | Light-emitting device and light-emitting apparatus | Taku Hirasawa, Yoshitaka Nakamura, Akira Hashiya, Mitsuru Nitta, Takeyuki Yamaki | 2016-12-13 |
| 9515239 | Light-emitting device and light-emitting apparatus | Taku Hirasawa, Yoshitaka Nakamura, Akira Hashiya, Mitsuru Nitta, Takeyuki Yamaki | 2016-12-06 |
| 9461276 | Organic electroluminescence device and method of fabricating the same | Taku Hirasawa, Shinichi Wakabayashi, Masahito Yamana | 2016-10-04 |
| 9379359 | Organic electroluminescence element and lighting device using same | Kazuyuki Yamae, Akira Hashiya | 2016-06-28 |
| 9214649 | Light-emitting device | Taku Hirasawa, Manabu Nakata | 2015-12-15 |
| 9203054 | Optical sheet and light emitting apparatus | Taku Hirasawa, Akira Hashiya, Yoshitaka Nakamura | 2015-12-01 |
| 9194545 | Light emitting device and light sheet | Seiji Nishiwaki | 2015-11-24 |