Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140302 | Illumination device and exhibition apparatus | Shohei Hisaki, Junya Fujita, Yoshihiko Takagi | 2024-11-12 |
| 11340472 | Optical device and display apparatus | Yuji Hirose, Yutaka Okayasu, Keiichiro Tanaka, Yasuhiro Tanoue, Mitsuru Okuda | 2022-05-24 |
| 11314009 | Display device and exhibition apparatus | Shohei Hisaki, Junya Fujita, Yoshihiko Takagi | 2022-04-26 |
| 10841987 | Display device | Yuji Hirose, Keiichiro Tanaka, Toshinori Yamasue | 2020-11-17 |
| 10801691 | Vehicle display device | Yuji Hirose, Keiichiro Tanaka, Toshinori Yamasue | 2020-10-13 |
| 10775544 | Display device and light guide plate | Masayuki Shinohara, Yoshihiko Takagi, Norikazu Kitamura, Jun Kishimoto | 2020-09-15 |
| 10634861 | Display device | Yuji Hirose, Keiichiro Tanaka, Toshinori Yamasue | 2020-04-28 |
| 10591659 | Light guide plate, display device and game machine | Junya Fujita, Yoshihiko Takagi, Yuji Hirose | 2020-03-17 |
| 10401555 | Light guide plate, display device and game machine | Junya Fujita, Yoshihiko Takagi | 2019-09-03 |
| 10262510 | Display system and gate device | Keiichiro Tanaka, Yuji Hirose, Toshinori Yamasue | 2019-04-16 |
| 10139549 | Light guide body, light emitting apparatus, and amusement machine | Yoshihiko Takagi, Masayuki Shinohara, Norikazu Kitamura | 2018-11-27 |
| 9869812 | Light guide body, light emitting apparatus, and amusement machine | Yoshihiko Takagi, Norikazu Kitamura, Masayuki Shinohara | 2018-01-16 |
| 9864128 | Light guide body, light emitting apparatus, and amusement machine | Yoshihiko Takagi, Masayuki Shinohara, Norikazu Kitamura | 2018-01-09 |
| 9798062 | Liquid crystal display device that switches between a transparent state and an opaque state comprising first and second light sources | Norikazu Kitamura, Yasuhiro Tanoue, Yoshihiko Takagi, Norihisa Kanzaki, Masayuki Shinohara +5 more | 2017-10-24 |
| 9753205 | Light guide body and light-emitting device | Yoshihiko Takagi, Masayuki Shinohara, Norikazu Kitamura, Junya Fujita | 2017-09-05 |
| 9582959 | Reflection structure, light guide body, light emitting device, and game machine | Masayuki Shinohara, Yoshihiko Takagi, Norikazu Kitamura, Takaaki Suzumura, Junya Fujita | 2017-02-28 |
| D772819 | Relay | Yuji Hirose, Masayuki Shinohara, Yasuhiro Tanoue, Hiroyuki Miyamoto, Kazuhide Hirota | 2016-11-29 |
| 9482804 | Relay | Yuji Hirose, Masayuki Shinohara, Yasuhiro Tanoue, Hiroyuki Miyamoto, Kazuhide Hirota | 2016-11-01 |
| 9417378 | Light guide and light emitting device | Yoshihiko Takagi, Masayuki Shinohara, Norikazu Kitamura | 2016-08-16 |
| D763200 | Relay | Yuji Hirose, Masayuki Shinohara, Yasuhiro Tanoue, Hiroyuki Miyamoto, Kazuhide Hirota | 2016-08-09 |
| 9406468 | Relay | Masayuki Shinohara, Hiroyuki Miyamoto, Kazuhide Hirota | 2016-08-02 |
| 6578989 | Optical device for an optical element and apparatus employing the device | Akira Matsui, Hironobu Kiyomoto | 2003-06-17 |
| 4518704 | Activated carbon formed body and method of producing the same | Yoshikatsu Okabayashi, Noboru Nakamura, Takeshi Matsumoto | 1985-05-21 |