Ushijima; Masakazu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ushijima; Masakazu.The latest application filed is for "wireless power transfer system".
Company Profile
5.29.24
- Ushijima; Masakazu - Tokyo JP
- Ushijima; Masakazu - Nakano JP
- Ushijima; Masakazu - Nakano-ku JP
- USHIJIMA, Masakazu - Chen, Hong-Fei
- Ushijima; Masakazu - Tokyo 165 JP
- Ushijima; Masakazu - JP JP
Patent Activity
| Patent | Date |
|---|---|
| Wireless power transfer system Grant 11,005,300 - Ushijima , et al. May 11, 2 | 2021-05-11 |
| Wireless Power Transfer System App 20200127496 - USHIJIMA; Masakazu ; et al. | 2020-04-23 |
| Wireless power transfer system Grant 10,547,214 - Ushijima , et al. Ja | 2020-01-28 |
| Wireless Power Transfer System App 20190214853 - USHIJIMA; Masakazu ; et al. | 2019-07-11 |
| Wireless power transfer system Grant 10,243,406 - Ushijima , et al. | 2019-03-26 |
| Wireless Power Transfer System App 20170149285 - USHIJIMA; Masakazu ; et al. | 2017-05-25 |
| Auxiliary Power Generation Circuit App 20130170253 - Ushijima; Masakazu | 2013-07-04 |
| Measurement apparatus, test apparatus, and measurement method Grant 8,102,681 - Ushijima January 24, 2 | 2012-01-24 |
| Module for parallel lighting and balancer coil for discharge lamp Grant 7,834,726 - Ushijima November 16, 2 | 2010-11-16 |
| Parallel lighting system for surface light source discharge lamps Grant 7,772,785 - Ushijima , et al. August 10, 2 | 2010-08-10 |
| Current balancing circuit Grant 7,605,544 - Ushijima , et al. October 20, 2 | 2009-10-20 |
| Inverter circuit for discharge lamps for multi-lamp lighting and surface light source system Grant 7,589,478 - Ushijima , et al. September 15, 2 | 2009-09-15 |
| Measurement Apparatus, Test Apparatus, And Measurement Method App 20090219007 - Ushijima; Masakazu | 2009-09-03 |
| Module for parallel lighting and balancer coil for discharge lamp App 20090153069 - Ushijima; Masakazu | 2009-06-18 |
| Current-mode resonant inverter circuit Grant 7,548,028 - Ushijima June 16, 2 | 2009-06-16 |
| Current-mode resonant inverter circuit for discharge lamp Grant 7,541,749 - Ushijima June 2, 2 | 2009-06-02 |
| Module for parallel lighting and balancer coil for discharge lamp Grant 7,479,740 - Ushijima January 20, 2 | 2009-01-20 |
| Lamp driving circuit for a discharge lamp and a control method thereof Grant 7,474,064 - Lai , et al. January 6, 2 | 2009-01-06 |
| Current resonance type inverter circuit and power controlling method Grant 7,453,216 - Ushijima November 18, 2 | 2008-11-18 |
| Parallel lighting system for surface light source discharge lamps App 20080231212 - Ushijima; Masakazu ; et al. | 2008-09-25 |
| Inverter Transformer App 20080211615 - Ushijima; Masakazu ; et al. | 2008-09-04 |
| Parallel lighting system for surface light source discharge lamps Grant 7,391,166 - Ushijima , et al. June 24, 2 | 2008-06-24 |
| Inverter transformer Grant 7,365,501 - Ushijima , et al. April 29, 2 | 2008-04-29 |
| Method for adjusting mutual inductance and a transformer that implements the same App 20080068118 - Ushijima; Masakazu ; et al. | 2008-03-20 |
| Current balancing circuit App 20080061710 - Ushijima; Masakazu ; et al. | 2008-03-13 |
| Inverter circuit for discharge lamps for multi-lamp lighting and surface light source system App 20080036393 - Ushijima; Masakazu ; et al. | 2008-02-14 |
| Circuit, Manufacturing Method And Inverter circuit For Discharge Tube App 20080030283 - Ushijima; Masakazu | 2008-02-07 |
| Lamp Driving Circuit for a Discharge Lamp and a Control Method Thereof App 20080030150 - Lai; Ting-Cheng ; et al. | 2008-02-07 |
| Inverter circuit for discharge lamps for multi-lamp lighting and surface light source system Grant 7,282,868 - Ushijima , et al. October 16, 2 | 2007-10-16 |
| Inverter circuit for surface light source system Grant 7,141,935 - Ushijima , et al. November 28, 2 | 2006-11-28 |
| Current-mode resonant inverter circuit App 20060193152 - Ushijima; Masakazu | 2006-08-31 |
| Current resonance type inverter circuit and power controlling method App 20060164024 - Ushijima; Masakazu | 2006-07-27 |
| Current-mode resonant inverter circuit for discharge lamp App 20060152174 - Ushijima; Masakazu | 2006-07-13 |
| Inverter transformer App 20060066246 - Ushijima; Masakazu ; et al. | 2006-03-30 |
| Module for parallel lighting and balancer coil for discharge lamp App 20060055338 - Ushijima; Masakazu | 2006-03-16 |
| Parallel lighting system for surface light source discharge lamps App 20050218827 - Ushijima, Masakazu ; et al. | 2005-10-06 |
| Inverter circuit for surface light source system App 20050088113 - Ushijima, Masakazu ; et al. | 2005-04-28 |
| Inverter circuit for discharge lamps for multi-lamp lighting and surface light source system App 20040155596 - Ushijima, Masakazu ; et al. | 2004-08-12 |
| Inverter circuit for a discharge tube Grant 6,774,580 - Suzuki , et al. August 10, 2 | 2004-08-10 |
| Inverter circuit for a discharge tube App 20030057873 - Suzuki, Shinichi ; et al. | 2003-03-27 |
| Inverter circuit for discharge tube having impedance matching circuit Grant 5,959,412 - Ushijima September 28, 1 | 1999-09-28 |
| Inverter circuit for use with discharge tube Grant 5,495,405 - Fujimura , et al. February 27, 1 | 1996-02-27 |
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