Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11005300 | Wireless power transfer system | Hajime Yuasa, Go Ogino | 2021-05-11 |
| 10547214 | Wireless power transfer system | Hajime Yuasa, Go Ogino | 2020-01-28 |
| 10243406 | Wireless power transfer system | Hajime Yuasa, Go Ogino | 2019-03-26 |
| 8102681 | Measurement apparatus, test apparatus, and measurement method | — | 2012-01-24 |
| 7834726 | Module for parallel lighting and balancer coil for discharge lamp | — | 2010-11-16 |
| 7772785 | Parallel lighting system for surface light source discharge lamps | Daisuke Taido | 2010-08-10 |
| 7605544 | Current balancing circuit | Ting-Cheng Lai, Wan-Lu Lin, Te-Min Liu, Chien-Fu Ho | 2009-10-20 |
| 7589478 | Inverter circuit for discharge lamps for multi-lamp lighting and surface light source system | Koji Kawamoto, Youichi Yamamoto, Kijima Minoru | 2009-09-15 |
| 7548028 | Current-mode resonant inverter circuit | — | 2009-06-16 |
| 7541749 | Current-mode resonant inverter circuit for discharge lamp | — | 2009-06-02 |
| 7479740 | Module for parallel lighting and balancer coil for discharge lamp | — | 2009-01-20 |
| 7474064 | Lamp driving circuit for a discharge lamp and a control method thereof | Ting-Cheng Lai | 2009-01-06 |
| 7453216 | Current resonance type inverter circuit and power controlling method | — | 2008-11-18 |
| 7391166 | Parallel lighting system for surface light source discharge lamps | Daisuke Taido | 2008-06-24 |
| 7365501 | Inverter transformer | Chun-Yi Chang | 2008-04-29 |
| 7282868 | Inverter circuit for discharge lamps for multi-lamp lighting and surface light source system | Koji Kawamoto, Youichi Yamamoto, Minoru Kijima | 2007-10-16 |
| 7141935 | Inverter circuit for surface light source system | Minoru Kijima | 2006-11-28 |
| 6774580 | Inverter circuit for a discharge tube | Shinichi Suzuki, Yasuhiro Kamiya, Koji Kawamoto | 2004-08-10 |
| 6201356 | Converter for correcting resonance frequency between backlit panel assembly of liquid crystal display and transformer of AC inverter | Chen-Yong Chang | 2001-03-13 |
| 5959412 | Inverter circuit for discharge tube having impedance matching circuit | — | 1999-09-28 |
| 5495405 | Inverter circuit for use with discharge tube | Tadamasa Fujimura | 1996-02-27 |