Leung; Chee-Chun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leung; Chee-Chun.The latest application filed is for "touch panel".
Company Profile
1.27.19
- Leung; Chee-Chun - Taoyuan TW
- Leung; Chee-Chun - Tao Yuan Shien TW
- Leung; Chee-Chun - Taoyuan Shien TW
- Leung; Chee-Chun - Kuei Shan Hsiang TW
- Leung; Chee-Chun - Taipei TW
Patent Activity
| Patent | Date |
|---|---|
| Laptop computer Grant D962,921 - Leung , et al. September 6, 2 | 2022-09-06 |
| Laptop computer Grant D962,221 - Leung , et al. August 30, 2 | 2022-08-30 |
| Laptop computer Grant D962,222 - Leung , et al. August 30, 2 | 2022-08-30 |
| Laptop computer Grant D962,223 - Leung , et al. August 30, 2 | 2022-08-30 |
| Electronic device and method for antenna switching Grant 11,115,094 - Leung , et al. September 7, 2 | 2021-09-07 |
| Speaker Grant D870,704 - Leung , et al. Dec | 2019-12-24 |
| Keyboard device and electronic device Grant 9,367,140 - Leung , et al. June 14, 2 | 2016-06-14 |
| Portable electrical device Grant 9,268,361 - Leung , et al. February 23, 2 | 2016-02-23 |
| Network camera Grant D745,587 - Leung , et al. December 15, 2 | 2015-12-15 |
| Video conference device Grant D737,787 - Leung , et al. September 1, 2 | 2015-09-01 |
| Video conference device Grant D737,789 - Leung , et al. September 1, 2 | 2015-09-01 |
| Video conference device Grant D737,788 - Leung , et al. September 1, 2 | 2015-09-01 |
| Virtual control device Grant 9,116,573 - Cheng , et al. August 25, 2 | 2015-08-25 |
| Optical touch system and optical touch-position detection method Grant 8,982,101 - Leung , et al. March 17, 2 | 2015-03-17 |
| Touch Panel App 20140320758 - LEUNG; Chee-Chun ; et al. | 2014-10-30 |
| Virtual Control Device App 20140253509 - Cheng; Chih-Chi ; et al. | 2014-09-11 |
| Optical touch device and keyboard thereof Grant 8,803,809 - Lin , et al. August 12, 2 | 2014-08-12 |
| Virtual Touch Method App 20140139430 - Leung; Chee-Chun | 2014-05-22 |
| Portable Electrical Device App 20140118929 - LEUNG; Chee-Chun ; et al. | 2014-05-01 |
| Input Device And Electronic Device App 20140078060 - Leung; Chee-Chun ; et al. | 2014-03-20 |
| Keyboard Device And Electronic Device App 20140062890 - Leung; Chee-Chun ; et al. | 2014-03-06 |
| Optical Touch System And Optical Touch Position Detecting Method App 20130241882 - Leung; Chee-Chun ; et al. | 2013-09-19 |
| Optical Touch System And Optical Touch-position Detection Method App 20130241883 - Leung; Chee-Chun ; et al. | 2013-09-19 |
| Optical Touch Device And Keyboard Thereof App 20130120275 - Lin; Chien-Ta ; et al. | 2013-05-16 |
| Optical touch device and keyboard thereof Grant 8,368,652 - Lin , et al. February 5, 2 | 2013-02-05 |
| Wireless keyboard base and portable electronic device Grant 8,363,014 - Leung , et al. January 29, 2 | 2013-01-29 |
| Method for swapping display contents between multiple screens Grant 8,352,879 - Leung , et al. January 8, 2 | 2013-01-08 |
| Cursor control method applied to presentation system and computer readable storage medium Grant 8,149,215 - Leung , et al. April 3, 2 | 2012-04-03 |
| Computer-contained binder Grant 8,142,096 - Leung , et al. March 27, 2 | 2012-03-27 |
| Computer-contained binder Grant 8,137,020 - Leung , et al. March 20, 2 | 2012-03-20 |
| Three-party video conference system and method Grant 8,125,511 - Lam , et al. February 28, 2 | 2012-02-28 |
| Method For Swapping Display Contents Between Multiple Screens App 20110296343 - Leung; Chee-Chun ; et al. | 2011-12-01 |
| Method For Automatically Relocating And Displaying Multiple Files App 20110258564 - LEUNG; Chee-Chun ; et al. | 2011-10-20 |
| Computer-contained binder App 20100310302 - Leung; Chee-Chun ; et al. | 2010-12-09 |
| Computer-contained binder App 20100310303 - Leung; Chee-Chun ; et al. | 2010-12-09 |
| Optical Touch Device And Keyboard Thereof App 20100253634 - Lin; Chien-Ta ; et al. | 2010-10-07 |
| Wireless keyboard base and portable electronic device App 20100123663 - Leung; Chee-Chun ; et al. | 2010-05-20 |
| Three-party video conference system and method App 20080309752 - Lam; Barry ; et al. | 2008-12-18 |
| Cursor control method applied to presentation system and computer readable storage medium App 20080309619 - Leung; Chee-Chun ; et al. | 2008-12-18 |
| High-definition video conference system and method App 20080309751 - Lam; Barry ; et al. | 2008-12-18 |
| Computer keyboard with built-in trackball Grant D350,126 - Leung August 30, 1 | 1994-08-30 |
| Portable computer with a detachable handle including a battery Grant 5,293,300 - Leung March 8, 1 | 1994-03-08 |
| Calculator ruler or similar article Grant D279,381 - Leung June 25, 1 | 1985-06-25 |
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