Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1085092 | Handle for portable computer | Ai Nanno, Masaru Furujiku, Takuya Kitahara | 2025-07-22 |
| D998619 | Portable computer | Soichiro Katayama, Hiroyuki Matsumoto | 2023-09-12 |
| 11487440 | Evaluation system for evaluating resource operation of information system by user | Hiroshi Hayakawa | 2022-11-01 |
| 10636300 | Investigation assist device, investigation assist method and investigation assist system | Masao Watanabe, Hideyuki Yoshida, Takahiro Yoshimura, Masaomi Iizumi, Takamitsu Arai +2 more | 2020-04-28 |
| D870798 | Projector | Keiji Yuyama, Takashi Koyama | 2019-12-24 |
| 10475337 | Investigation assist device, investigation assist method and investigation assist system | Masao Watanabe, Hideyuki Yoshida, Takahiro Yoshimura, Masaomi Iiizumi, Takamitsu Arai +2 more | 2019-11-12 |
| 10467897 | Investigation assist system and investigation assist method | Masao Watanabe, Hideyuki Yoshida, Takahiro Yoshimura, Masaomi Iiizumi, Takamitsu Arai +2 more | 2019-11-05 |
| 10229589 | Investigation assist device, investigation assist method and investigation assist system | Masao Watanabe, Hideyuki Yoshida, Takahiro Yoshimura, Masaomi Iiizumi, Takamitsu Arai +2 more | 2019-03-12 |
| D795859 | Portable computer | Katsuhiro Kitade, Takashi Tsukahara | 2017-08-29 |
| D781284 | Portable computer | Kiyoshi Yoneya | 2017-03-14 |
| D766232 | Portable computer | Katsuhiro Kitade, Takashi Tsukahara | 2016-09-13 |
| D756998 | Portable computer | Katsuhiro Kitade, Takashi Tsukahara | 2016-05-24 |
| D753650 | Portable computer | Yohei Tanaka, Takashi Tsukahara, Satoshi Tanigawa, Yoshito Ishikawa | 2016-04-12 |
| D733698 | Portable computer | Takashi Tsukahara, Satoshi Tanigawa, Yoshito Ishikawa | 2015-07-07 |
| D733699 | Portable computer | Takashi Tsukahara | 2015-07-07 |
| D733119 | Portable computer | Yohei Tanaka, Katsuyoshi Uchiyama, Takashi Tsukahara | 2015-06-30 |
| D719565 | Portable computer | Kensuke Hirayama, Takashi Tsukahara | 2014-12-16 |
| D719151 | Portable computer | Kensuke Hirayama, Takashi Tsukahara | 2014-12-09 |
| D708177 | Portable computer | Sugiko Honda, Takashi Tsukahara, Hiroshi Chino | 2014-07-01 |
| D708178 | Portable computer | Sugiko Honda, Hiroshi Chino, Takashi Tsukahara | 2014-07-01 |
| D703665 | Portable computer | Kiyoshi Yoneya | 2014-04-29 |
| D700135 | Battery for portable computer | Jun Sato | 2014-02-25 |
| D689019 | Battery for portable computer | Jun Sato | 2013-09-03 |
| D688724 | Projector | Takashi Tsukahara, Sadayoshi Azuma, Keiji Yuyama, Ippei Ohashi, Hiroshi Chino +2 more | 2013-08-27 |
| D682342 | Lens for projector | — | 2013-05-14 |