Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11128232 | Motor driving device, control method for motor driving device, and storage medium | Kotaro Kataoka, Hiroshi Iwata, Takamitsu Suzuki | 2021-09-21 |
| 10671233 | File management apparatus and image display apparatus | Hiroki Masuda, Eriko Matsumura, Kensaku Ishizuka, Masakazu Hayashi | 2020-06-02 |
| 9998019 | DC-DC converter, and solar power controller and mobile body using same | Kenji Komiya, Takeshi Shiomi, Akihide Shibata, Hiroshi Iwata | 2018-06-12 |
| 9793793 | Power factor correction circuit and power supply device | Kohtaroh Kataoka, Shuji Wakaiki, Hiroki Igarashi, Akihide Shibata, Hiroshi Iwata +1 more | 2017-10-17 |
| 9698710 | Solar energy utilization system | Kohtaroh Kataoka, Takeshi Shiomi, Shuji Wakaiki, Akihide Shibata, Hiroshi Iwata | 2017-07-04 |
| 9660513 | Switching device | Kohtaroh Kataoka, Takeshi Shiomi, Shuji Wakaiki, Akihide Shibata, Hiroshi Iwata | 2017-05-23 |
| 9613063 | Content transmission device, content transmission method, and content transmission program | Yoshinari Higuchi | 2017-04-04 |
| 9590617 | Semiconductor device, and inverter, converter and power conversion device employing the same | Kenji Komiya, Shuji Wakaiki, Kohtaroh Kataoka, Yoshiji Ohta, Hiroshi Iwata | 2017-03-07 |
| 9293984 | Illumination apparatus and power supply circuit | Kenji Komiya, Takeshi Shiomi, Yoshifumi Yaoi, Kohichiroh Adachi, Yoshiji Ohta +1 more | 2016-03-22 |
| 9261259 | Laser-beam utilization device and vehicle headlight | Takeshi Shiomi, Yoshiji Ohta, Hiroshi Iwata, Koji Takahashi, Katsuhiko Kishimoto | 2016-02-16 |
| 9214783 | Light emitting device, lighting system, headlight, and vehicle | Yoshifumi Yaoi, Kohichiroh Adachi, Kohtaroh Kataoka, Takeshi Shiomi, Hiroshi Iwata +1 more | 2015-12-15 |
| 9088170 | Electric power conversion apparatus, power storage system and power storage method | Kohtaroh Kataoka, Masatomi Harada, Hiroshi Iwata | 2015-07-21 |
| 9085239 | Push-pull circuit, DC/DC converter, solar charging system, and movable body | Kenji Kimoto, Hiroshi Igarashi, Yoshifumi Yaoi, Kenji Komiya, Yoshiji Ohta +1 more | 2015-07-21 |
| 9079501 | Vehicle driving device, vehicle charging system, and automobile | Kenji Komiya, Akihide Shibata, Yoshiji Ohta, Hiroshi Iwata | 2015-07-14 |
| 9071154 | DC-DC converter, solar charging system, and movable body | Hiroshi Iwata, Yoshifumi Yaoi, Kenji Komiya, Yoshiji Ohta | 2015-06-30 |
| 8949723 | File transfer method, file transfer apparatus, and file transfer program | — | 2015-02-03 |
| 8375318 | File management apparatus and image display apparatus | Hiroki Masuda, Eriko Matsumura, Kensaku Ishizuka, Masakazu Hayashi | 2013-02-12 |
| 8160431 | Image reproduction system and device, image capture device, and information processing device | Hiroki Masuda, Eriko Matsumura | 2012-04-17 |
| 7580329 | Optical recording medium recorded with information in depth direction, and method and apparatus of reproduction therefrom | Junsaku Nakajima, Hitoshi Takeuchi, Kenji Ohta | 2009-08-25 |
| 7113460 | Optical disk having pits of different depths formed therein, optical disk reproducing apparatus for reproducing the optical disk, and method of tracking the optical disk | Junsaku Nakajima, Hitoshi Takeuchi, Kenji Ohta | 2006-09-26 |
| 7072251 | Optical disc having pits of different depth formed therein, optical disc device for reproducing the same, and method of reproduction | Junsaku Nakajima, Hitoshi Takeuchi | 2006-07-04 |
| 7050383 | Optical recording medium recorded with information in depth direction, and method and apparatus of reproduction therefrom | Junsaku Nakajima, Hitoshi Takeuchi, Kenji Ohta | 2006-05-23 |
| 6781630 | Adapter system and image pick-up system | Takashi Yoshimine | 2004-08-24 |
| 6760299 | Optical disc having pits of different depth formed therein, optical disc device for reproducing the same, and method of reproduction | Junsaku Nakajima, Hitoshi Takeuchi | 2004-07-06 |
| 6438098 | Optical recording medium, media tracking method and recording/reproducing apparatus | Junsaku Nakajima, Hitoshi Takeuchi | 2002-08-20 |