Park; Changkun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Park; Changkun.The latest application filed is for "electronic apparatus and control method thereof".
- Park; Changkun - Suwon-si KR
- Park; Changkun - Gyeongsangnam-do KR
| Patent | Date |
|---|---|
| Electronic apparatus for patentability assessment and method for controlling thereof Grant 11,450,127 - Baijal , et al. September 20, 2 | 2022-09-20 |
| Electronic apparatus and control method thereof Grant 11,424,845 - Park , et al. August 23, 2 | 2022-08-23 |
| Display apparatus and control method thereof Grant 11,355,089 - Jang , et al. June 7, 2 | 2022-06-07 |
| Display apparatus and control method thereof Grant 11,322,118 - Jang , et al. May 3, 2 | 2022-05-03 |
| Electronic Apparatus And Control Method Thereof App 20210266083 - PARK; Byeol ; et al. | 2021-08-26 |
| Computing Device And Operation Method Thereof App 20210201146 - Yoon; Daewon ; et al. | 2021-07-01 |
| Electronic Apparatus For Patentability Assessment And Method For Controlling Thereof App 20210117669 - BAIJAL; Anant ; et al. | 2021-04-22 |
| Content Reproducing Electronic Apparatus And Controlling Method Thereof App 20210026592 - PARK; Byeol ; et al. | 2021-01-28 |
| Display Apparatus And Control Method Thereof App 20210027748 - JANG; Jeongrok ; et al. | 2021-01-28 |
| Power amplifier using power combiner Grant 7,592,865 - Park , et al. September 22, 2 | 2009-09-22 |
| Power amplifier Grant 7,554,401 - Park , et al. June 30, 2 | 2009-06-30 |
| Transmission line transformer Grant 7,548,134 - Park , et al. June 16, 2 | 2009-06-16 |
| Power amplifier with automatic switching function Grant 7,498,877 - Park , et al. March 3, 2 | 2009-03-03 |
| Power amplifier using power combiner App 20090009241 - Park; Changkun ; et al. | 2009-01-08 |
| Power amplifier transmission line transformer Grant 7,420,424 - Park , et al. September 2, 2 | 2008-09-02 |
| Power amplifier App 20080007335 - Park; Changkun ; et al. | 2008-01-10 |
| Power amplifier using transmission line transformer App 20070268070 - Park; Changkun ; et al. | 2007-11-22 |
| Power amplifier with automatic switching function App 20060244524 - Park; Changkun ; et al. | 2006-11-02 |
| Transmission line transformer App 20060232355 - Park; Changkun ; et al. | 2006-10-19 |
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