Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431663 | Connector removal-restricting structure | Yuho Kimura, Takuma MIZUTANI | 2025-09-30 |
| D1038071 | Earphone | Takahiro Watanabe | 2024-08-06 |
| D1020690 | Earphone | Takahiro Watanabe | 2024-04-02 |
| 11865964 | Optical apparatus, method for manufacturing optical apparatus, and headlight | Tsuyoshi Maro, Atsushi Yusa, Naoki Hiratoge | 2024-01-09 |
| 10574150 | Power conversion apparatus, method for manufacturing power conversion apparatus, and electric appliance | Yasunori Yamanaka, Satoru Kawano | 2020-02-25 |
| 10021815 | Power conversion apparatus | Yasunori Yamanaka, Takatoshi Koura | 2018-07-10 |
| 9651205 | Lighting device with light shielding pattern and video display device using the same | Shoji Yamamoto, Satoshi Ouchi | 2017-05-16 |
| 9372387 | Laser projector | Yoshiho Seo, Tomoki Kobori, Satoshi Ouchi, Koji Hirata, Hidehiro Ikeda +3 more | 2016-06-21 |
| 8766964 | Image display device | Shoji Yamamoto, Masahisa Tsukahara | 2014-07-01 |
| 8345034 | Address drive circuit and plasma display apparatus | Tomoyuki Fukuda, Nobuaki Kabuto, Hisafumi Imura | 2013-01-01 |
| 8187760 | Fuel cell system for repressing reservoir water backflow | — | 2012-05-29 |
| 7980708 | Document presentation device including a movable part | Hirokazu Ishikawa, Takashi Nagashima, Akinori Hamana | 2011-07-19 |
| 7762672 | Data presentation apparatus and operation method of terminal | Naoki Yamaguchi | 2010-07-27 |
| 7289112 | Presentation device | Mitsuyoshi Nishimura | 2007-10-30 |
| 7176881 | Presentation system, material presenting device, and photographing device for presentation | Mitsuyoshi Nishimura, Takashi Nagashima | 2007-02-13 |
| 7164392 | Material presentation device | Mitsuyoshi Nishimura | 2007-01-16 |
| 7027041 | Presentation system | Mitsuyoshi Nishimura, Takashi Nagashima | 2006-04-11 |
| 6910778 | Presentation system using laser pointer | Akinori Hamana | 2005-06-28 |
| 6761456 | Laser presentation system using a laser pointer | Akinori Hamana, Mitsuyoshi Nishimura, Takashi Nagashima | 2004-07-13 |
| 5304619 | Ethylene polymers or copolymers having improved insulating properties, compositions, and power cables made therefrom | Hideo Kawabata, Masaaki Ikeda, Katsufumi Suga, Masayoshi Kariya | 1994-04-19 |
| 5072583 | Exhaust system for internal combustion engines | Tomonori Urushihara, Teruyuki Itoh | 1991-12-17 |
| 4995359 | Combustion chamber for internal combustion engine | Tomonori Urushihara, Teruyuki Itoh, Hiroyuki Fujii | 1991-02-26 |
| 4873953 | Induction port arrangement for internal combustion engine having multiple inlet valves per combustion chamber | Shigeo Muranaka, Kouzaburou Ohkawa, Yutaka Matayoshi, Shigeru Kamegaya | 1989-10-17 |
| 4517134 | Variable venturi carburetor | Ken Nakamura, Tadashi Nagai, Giichi Shioyama, Yutaka Matayoshi, Eiichi Ohnishi +1 more | 1985-05-14 |
| 4484541 | Cooling system for automotive internal combustion engine | — | 1984-11-27 |