Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12389580 | Storage | Masanari Matsumoto, Hideaki Oki, Masanori Kawaguchi | 2025-08-12 |
| 12240490 | Vehicle management system | Masaki Kanai | 2025-03-04 |
| 11438400 | Content data delivery system, server, and content data delivery method | Osamu Kohara, Masafumi Toshitani | 2022-09-06 |
| 11184215 | Control device, control target device, and processing method for display data | Kazuya Mushikabe, Akihiko Suyama, Keisuke Tsukada | 2021-11-23 |
| 11050579 | Distribution destination specifying device and distribution destination specifying method | Akihiko Suyama, Takeyoshi Aihara, Fukutaro Okuyama, Kazuya Mushikabe, Keisuke Tsukada | 2021-06-29 |
| 10917465 | Synchronization setting device and distribution system | Akihiko Suyama, Yuki SUEMITSU, Takeyoshi Aihara, Fukutaro Okuyama | 2021-02-09 |
| 10817249 | Audio system control method, control terminal device, and information storage medium | Tomoyoshi Akutagawa, Hiroyuki Ichi, Yuki SUEMITSU, Akihiko Suyama, Kazuya Mushikabe +1 more | 2020-10-27 |
| 10567900 | Audio system, audio device, and audio device setting method | Tomoyoshi Akutagawa, Yuki SUEMITSU | 2020-02-18 |
| 10474424 | Control method, audio device, and information storage medium | Tomoyoshi Akutagawa, Hiroyuki Ichi, Yuki SUEMITSU, Akihiko Suyama, Kazuya Mushikabe +1 more | 2019-11-12 |
| 10397698 | Audio device and method of controlling audio device | Masahiro Ishida | 2019-08-27 |
| 10356527 | Output control device, output control system, and output control method | Hisashi Iida | 2019-07-16 |
| 10306366 | Audio system, audio device, and audio signal playback method | Tomoyoshi Akutagawa, Hiroyuki Ichi | 2019-05-28 |
| 10235658 | Maintenance management device for operating machinery | Hideaki Suzuki, Kozo Nakamura, Shinya Yuda, Munetoshi Unuma, Junsuke Fujiwara +5 more | 2019-03-19 |
| 10209952 | Content reproduction device, content reproduction system, and control method for a content reproduction device | Akihiko Suyama | 2019-02-19 |
| 10200962 | Audio device, audio system, and synchronous reproduction method | Hisashi Iida | 2019-02-05 |
| 10080207 | Audio device, audio system, and synchronous reproduction method | Hisashi Iida | 2018-09-18 |
| 10048692 | Vehicle travel system | Tomoyuki Hamada, Kazuhiro Sugawara | 2018-08-14 |
| 9681230 | Acoustic system, output device, and acoustic system control method | Haruki Uehara, Akihiko Suyama | 2017-06-13 |
| 9672743 | Vehicle traffic control system | Tomoyuki Hamada, Kazuhiro Sugawara, Masaki Kanai | 2017-06-06 |
| 9418557 | Fleet operation management system | Yukihiro Kawamata, Mikio Bando, Hiroshi Ogura | 2016-08-16 |
| 8965687 | Navigation device having in-tunnel position estimation function | Shigeru Matsuo | 2015-02-24 |
| 8862390 | Position adjustment assistance system for transportation machine | Kazuhiro Sugawara, Hiroshi Ogura, Teruo Nakamura | 2014-10-14 |
| 8713580 | Information processing device and display control method | Yoshitaka Atarashi, Yoshibumi Fukuda | 2014-04-29 |
| 8589576 | Contents distributing system, client, server, contents distributing method, and contents reproducing method | Tetsuya Matsuyama | 2013-11-19 |
| 8548664 | Autonomic traveling apparatus for a vehicle | Takayuki Uchida, Yukihiro Kawamata, Mikio Bando | 2013-10-01 |