Issued Patents All Time
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11874592 | Light source device and image projection apparatus | Kasumi Nakamura, Yohei Takano, Kazuhiro Fujita, Takashi Sasaki, Makoto Hirakawa | 2024-01-16 |
| 11812201 | Light guide optical device, light source device, and image projection apparatus | Takashi Sasaki, Yohei Takano, Kasumi Nakamura, Kazuhiro Fujita, Makoto Hirakawa | 2023-11-07 |
| 11720010 | Light source device and projection device | Kazuhiro Fujita, Yohei Takano, Makoto Hirakawa | 2023-08-08 |
| 11630288 | Image projection apparatus | Yohei Takano, Kazuhiro Fujita, Makoto Hirakawa | 2023-04-18 |
| 11537037 | Light source device, image projection apparatus, and light source optical system | Yohei Takano, Kazuhiro Fujita, Makoto Hirakawa | 2022-12-27 |
| 10795019 | Object detector, sensing device, and mobile apparatus | — | 2020-10-06 |
| 10205844 | Light beam scanning device, image forming apparatus, and scanning line adjusting method | Shinsuke Miyake, Katsunori Shoji, Kazunori Watanabe | 2019-02-12 |
| 10148064 | Semiconductor laser driving apparatus, optical scanning apparatus, object detection apparatus, and mobile apparatus | Kohji Sakai, Masataka Uehira, Tadashi Nakamura | 2018-12-04 |
| 10114110 | Object detecting device, sensing device, and mobile object device | — | 2018-10-30 |
| 9989643 | Object detection device and sensing apparatus | — | 2018-06-05 |
| 9864164 | Optical deflector, method for mirror finishing of mirror by cutting, and light detection and ranging device | Yukio Itami, Tadashi Nakamura | 2018-01-09 |
| 9846236 | Optical scanner, object detector, and sensing apparatus | Masataka Uehira, Kohji Sakai, Tadashi Nakamura, Yukio Itami | 2017-12-19 |
| 9804385 | Object detector and sensing apparatus | Yukio Itami, Tadashi Nakamura | 2017-10-31 |
| 9568358 | Optical measurement device and vehicle | Tadashi Nakamura | 2017-02-14 |
| 9482982 | Imaging system, print head, image forming apparatus, and image scanner | — | 2016-11-01 |
| 9304228 | Object detection apparatus with detection based on reflected light or scattered light via an imaging unit | Tadashi Nakamura, Shuichi Suzuki, Mitsuru Nakajima, Kenichi Yoshimura, Hiroyoshi Funato | 2016-04-05 |
| 9283771 | Method of manufacturing print head, print head and image forming apparatus, using light density data for print head correction | — | 2016-03-15 |
| 9285266 | Object detector including a light source with light emitting region of a first size in a first direction and a second size in a second direction | Tadashi Nakamura | 2016-03-15 |
| 9188674 | Laser radar device | Shuichi Suzuki, Mitsuru Nakajima, Kenichi Yoshimura, Tadashi Nakamura, Hiroyoshi Funato | 2015-11-17 |
| 9174459 | Imaging system, writing head, and image forming apparatus | — | 2015-11-03 |
| 9116351 | Optical scanning device and image forming apparatus | Yukio Itami, Kensuke Masuda | 2015-08-25 |
| 9013531 | Optical scanning device having a scanning lens with a tilt-decentered surface and image forming apparatus | Shinsuke Miyake | 2015-04-21 |
| 8964240 | Method for producing image forming apparatus, method for adjusting quantity of light emitted from printhead, and method for producing process cartridge | — | 2015-02-24 |
| 8896649 | Optical scanning device and image forming apparatus | Kensuke Masuda, Yukio Itami | 2014-11-25 |
| 8725028 | Image forming apparatus using exposure unit of print head system | — | 2014-05-13 |