Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10483966 | Switching circuit | Takahiro UEHARA, Takuya Ishii, Hiroyuki Handa, Takeshi Tanaka | 2019-11-19 |
| 10205449 | Switching circuit | Takahiro UEHARA, Takuya Ishii, Hiroyuki Handa, Takeshi Tanaka | 2019-02-12 |
| 10033275 | DC-DC converter with a switching transistor arranged in an area where an inductor overlaps a substrate | Takuya Ishii, Tadata Hatanaka | 2018-07-24 |
| 9812964 | Semiconductor device and power supply unit utilizing the same | — | 2017-11-07 |
| 9391038 | Semiconductor device and power supply unit utilizing the same | — | 2016-07-12 |
| 8872577 | Semiconductor device and power supply unit utilizing the same | — | 2014-10-28 |
| 8704357 | Semiconductor device and power supply unit utilizing the same | — | 2014-04-22 |
| 8659514 | LED matrix driver ghost image prevention apparatus and method | Etsuji Sato, Yoshihito Kawakami, Chun Kiong Leslie Khoo, Ulysses Ramos Lopez, Narciso Repollo Semira +1 more | 2014-02-25 |
| 8305011 | Driving circuit for light emitting elements | Kunihiro Komiya | 2012-11-06 |
| 8063494 | Semiconductor device and power supply unit utilizing the same | — | 2011-11-22 |
| 7893667 | PWM power supply apparatus having a controlled duty ratio without causing overall system oscillation | Hiroaki Asazu | 2011-02-22 |
| 7586297 | Soft start circuit, power supply unit and electric equipment | — | 2009-09-08 |
| 7518892 | Semiconductor integrated circuit including charge pump and electronic device including the semiconductor integrated circuit | Hiroshi Sawada | 2009-04-14 |
| 7405549 | Soft start circuit, power supply unit and electric equipment | — | 2008-07-29 |
| 7277264 | Semiconductor integrated circuit having current detection functionality and power supply unit equipped with the same | — | 2007-10-02 |
| 7271862 | Light diffusing sheet, optical element and image display | Takuya Matsunaga, Takashi Shouda | 2007-09-18 |
| 7218496 | Overcurrent protection circuit | — | 2007-05-15 |
| 7157866 | Light emitting element driving device and portable apparatus equipped with light emitting elements | Kunihiro Komiya | 2007-01-02 |
| 7119863 | Electro-optical device and electronic apparatus | Takumi Seki | 2006-10-10 |
| 7037573 | Antireflection film, its production method, optical device, and image display | Minoru Miyatake, Masahiro Yoshioka, Tomoaki Masuda, Hiroyuki Takao, Kaori Shirouzu | 2006-05-02 |
| 6888592 | Liquid crystal display wide viewing angle polarizing film and liquid crystal display wide viewing angle polarizing adhesive film | Akira Ootani, Hisashi Mihara | 2005-05-03 |
| 6882385 | Polarizing plate having protective films with plasticizer, liquid crystal display using the same, and methods of making the same | Seiichi Kusumoto, Hisashi Mihara, Eiji Hamamoto | 2005-04-19 |
| 6847419 | Polarizing plate and liquid crystal display using the same | Seiichi Kusumoto, Hisashi Mihara, Eiji Hamamoto | 2005-01-25 |
| 6741307 | Optical diffusion sheet, optical element, and viewing display | Takuya Matsunaga, Seiji Kondo, Takashi Shouda | 2004-05-25 |
| 6404469 | Wide viewing angle polarizing plate and liquid crystal display | Yuuji Saiki, Masayuki Satake, Hiroyuki Yoshimi | 2002-06-11 |