Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270991 | Optical device, line-of-sight detection device, retinal projection display device, head-mounted display, optometric device, user-condition estimation apparatus, driver-assistance system, method of detecting degree of inclination of three-dimensional object, and line-of-sight detection method | Masato Yoshikawa, Saori Yoshida | 2025-04-08 |
| 12241731 | Displacement measurement device, non-contact input apparatus, and biological micromotion measurement apparatus | Yuki Abe, Toshiki Yamanaka, Ryo Saito | 2025-03-04 |
| 12130441 | Retinal projection display device, head-mounted display device, and optometric device | Shu Tanaka, Kayoko Fujimura | 2024-10-29 |
| 11914151 | Optical device, method of detecting degree of inclination of three-dimensional object, and line-of-sight detection method | Saori Yoshida | 2024-02-27 |
| 11803057 | Optical device, retinal projection display, head-mounted display, and optometric apparatus | Tatsuya SHIMOKAWA, Kazuhiko Adachi, Shu Tanaka, Shuichi Suzuki | 2023-10-31 |
| 11334153 | Optical device, retinal projection display, head-mounted display, and input device | Tatsuya SHIMOKAWA, Shu Tanaka, Shuichi Suzuki | 2022-05-17 |
| 10983592 | Eyeball-tilt position device and apparatus including same | — | 2021-04-20 |
| 10180567 | Optical modulator element, imaging apparatus, image projecting apparatus | — | 2019-01-15 |
| 10110811 | Imaging module and imaging device | — | 2018-10-23 |
| 8895910 | Optical element and a light detection device and an object sensing system | Atsushi Sakai | 2014-11-25 |
| 8139468 | Optical recording medium and recording and reproducing method using the same | Hiroshi Miura, Nobuaki Toyoshima, Yoshitaka Hayashi, Noriyuki Iwata | 2012-03-20 |
| 7630132 | Polarization control device | Hiroaki Fukuda, Masato Takada, Izumi Itoh, Junichi Takahashi, Taroh Terashi | 2009-12-08 |