Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12333892 | Illumination device and gaming machine equipped with same | Masaaki Sumi, Eiji Yasuda, Takahiro Ono | 2025-06-17 |
| 12165461 | Push button device | Takuya Kudo, Masaaki Sumi, Hiroyuki Onitsuka | 2024-12-10 |
| 12112913 | Push button device | Takuya Kudo, Masaaki Sumi, Hiroyuki Onitsuka | 2024-10-08 |
| 11879631 | Light emitting device and game machine | Hiroyuki Onitsuka, Takahiro Ono, Junya Fujita, Jun Kishimoto | 2024-01-23 |
| 11792562 | Headphones | Masaaki Sumi, Hiroyuki Onitsuka, Junya Fujita, Kazuma Matsui, Mitsunori Sugiura | 2023-10-17 |
| 11471758 | Illumination device and game machine | Hiroyuki Onitsuka, Takahiro Ono, Tatsuya Adachi, Rei Asai | 2022-10-18 |
| 11426653 | Decorative illumination device, control device for decorative illumination device, and game machine | Hiroyuki Onitsuka, Junya Fujita | 2022-08-30 |
| 11398128 | Illumination device comprising a moving mechanism and a gaming machine comprising the same | Hiroyuki Onitsuka, Takahiro Ono, Tatsuya Adachi, Rei Asai | 2022-07-26 |
| 11320582 | Illumination device | Hiroyuki Onitsuka, Junya Fujita | 2022-05-03 |
| 11217059 | Decorative illumination device and game machine | Hiroyuki Onitsuka, Junya Fujita | 2022-01-04 |
| 11048034 | Illumination device | Hiroyuki Onitsuka, Junya Fujita | 2021-06-29 |
| 10989858 | Illumination device | Hiroyuki Onitsuka, Junya Fujita | 2021-04-27 |
| 10957499 | Push-button for game machine | Masaaki Sumi, Hiroyuki Onitsuka | 2021-03-23 |
| 10783739 | Push-button for game machine | Masaaki Sumi, Hiroyuki Onitsuka, Junya Fujita | 2020-09-22 |
| 10258872 | Operating apparatus, game machine, and control method | Takahiro Ono, Hiroyuki Onitsuka, Masataka Kimura, Masaaki Sumi | 2019-04-16 |
| 10262581 | Operating apparatus, game machine, and control method | Takahiro Ono, Hiroyuki Onitsuka, Masataka Kimura, Masaaki Sumi | 2019-04-16 |
| 10210698 | Game machine pushbutton | Masaaki Sumi, Hiroyuki Onitsuka | 2019-02-19 |
| 10058780 | Operating apparatus, game machine, and control method | Takahiro Ono, Hiroyuki Onitsuka, Masataka Kimura, Masaaki Sumi | 2018-08-28 |
| 9995478 | Switch unit and game machine | Taichi Onoyama, Masaaki Sumi, Hiroyuki Onitsuka, Masataka Kimura | 2018-06-12 |
| 9978545 | Switch unit and game machine | Taichi Onoyama, Hiroyuki Onitsuka, Masaaki Sumi, Masataka Kimura | 2018-05-22 |
| 9899163 | Switch unit and game machine | Hiroyuki Onitsuka, Taichi Onoyama, Masaaki Sumi, Masataka Kimura | 2018-02-20 |