Chang; Feng-cheng
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Feng-cheng.The latest application filed is for "dilator-less and obturator-less introducer for viewing and acting on internal passageways or tissue".
- Chang; Feng-cheng - Taipei TW
- Chang; Feng-Cheng - Hsinchu TW
- Chang; Feng-Cheng - San Jose CA
- CHANG; FENG-CHENG - Hsinchu City TW
- Chang; Feng-Cheng - Nantou County TW
- Chang, Feng-Cheng - Taipei City TW
| Patent | Date |
|---|---|
| Dilator-less And Obturator-less Introducer For Viewing And Acting On Internal Passageways Or Tissue App 20220133138 - Lin; Sheng-chi ; et al. | 2022-05-05 |
| Test system, transmitting device, and receiving device capable of performing multiple tests in AC coupling mode Grant 11,275,126 - Chang , et al. March 15, 2 | 2022-03-15 |
| Endocranial endoscope Grant 11,076,755 - Huang , et al. August 3, 2 | 2021-08-03 |
| Test system, transmitter, and receiver capable of executing multiple tests based on DC coupling configuration App 20210116515 - XU; FEI ; et al. | 2021-04-22 |
| Test system, transmitting device, and receiving device capable of performing multiple tests in AC coupling mode App 20210011091 - CHANG; FENG-CHENG ; et al. | 2021-01-14 |
| Endocranial endoscope Grant 10,441,153 - Huang , et al. Oc | 2019-10-15 |
| Endocranial Endoscope App 20190239740 - HUANG; PO-HAO ; et al. | 2019-08-08 |
| USB type-C switching circuit Grant 10,331,597 - Chuang , et al. | 2019-06-25 |
| Endocranial Endoscope App 20180235441 - HUANG; PO-HAO ; et al. | 2018-08-23 |
| Endocranial endoscope Grant 9,968,249 - Huang , et al. May 15, 2 | 2018-05-15 |
| Usb Type-c Switching Circuit App 20180032460 - CHUANG; BING-JUO ; et al. | 2018-02-01 |
| Clock and data recovery circuit and frequency detection method thereof Grant 9,686,105 - Chang , et al. June 20, 2 | 2017-06-20 |
| Endocranial Endoscope App 20170079520 - Huang; Po-Hao ; et al. | 2017-03-23 |
| Pixel clock generation circuit and method thereof Grant 9,571,880 - Chuang , et al. February 14, 2 | 2017-02-14 |
| Clock And Data Recovery Circuit And Frequency Detection Method Thereof App 20160211964 - CHANG; FENG-CHENG ; et al. | 2016-07-21 |
| Multi-channel timing recovery device Grant 9,313,019 - Wu , et al. April 12, 2 | 2016-04-12 |
| Multi-channel timing recovery device App 20160043862 - WU; PEI-SI ; et al. | 2016-02-11 |
| Pixel clock generation circuit and method thereof App 20150116594 - CHUANG; BING-JUO ; et al. | 2015-04-30 |
| Shoe cover with replaceable skidproof components App 20080184591 - Chang; Feng-Cheng | 2008-08-07 |
| Lighting keyboard and lighting module thereof Grant 7,196,693 - Chien , et al. March 27, 2 | 2007-03-27 |
| Lighting keyboard and lighting module thereof App 20050128188 - Chien, Chung-Chi ; et al. | 2005-06-16 |
| Shoe spike Grant D493,953 - Chang August 10, 2 | 2004-08-10 |
| Shoe spike Grant D493,610 - Chang August 3, 2 | 2004-08-03 |
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