Yang; Chih-Shih

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yang; Chih-Shih.The latest application filed is for "negative voltage protection system for reducing an intensity of negative voltage".

Company Profile

2.9.10

Yang; Chih-Shih - Hsinchu TW
Yang; Chih-Shih - Hsinchu City TW
Yang; Chih-Shih - Taipei N/A TW
Yang; Chih-Shih - Hsin-Chu TW
Yang; Chih-Shih - Hsin-Chu City TW

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
High temperature protection system for adjusting duty cycle by using pulse width modulation signal Grant 10,608,426 - Chen , et al.	2020-03-31
High voltage protection system for adjusting duty cycle by using pulse width modulation signal Grant 10,338,652 - Chen , et al.	2019-07-02
Negative voltage protection system for reducing an intensity of negative voltage Grant 9,859,837 - Yang , et al. January 2, 2	2018-01-02
Negative Voltage Protection System for Reducing an Intensity of Negative Voltage App 20170214357 - Yang; Chih-Shih ; et al.	2017-07-27
High Temperature Protection System for Adjusting Duty Cycle by Using Pulse Width Modulation Signal App 20170194785 - Chen; Wan-Yang ; et al.	2017-07-06
High Voltage Protection System for Adjusting Duty Cycle by Using Pulse Width Modulation Signal App 20160315466 - Chen; Wan-Yang ; et al.	2016-10-27
Contactless switch and associated method Grant 9,184,746 - Yang November 10, 2	2015-11-10
Contactless Switch And Associated Method App 20110221550 - Yang; Chih-Shih	2011-09-15
Multi charging current control circuit and method thereof App 20080303482 - Yang; Chih-Shih ; et al.	2008-12-11
Driving circuit of a fan Grant 7,250,735 - Yang , et al. July 31, 2	2007-07-31
Driving Circuit Of A Fan App 20070138984 - Yang; Chih-Shih ; et al.	2007-06-21
Noiseless driving circuit for DC motor Grant 7,019,473 - Yang , et al. March 28, 2	2006-03-28
[noiseless Driving Circuit For Dc Motor] App 20040227475 - Yang, Chih-Shih ; et al.	2004-11-18
Input power control device App 20030210007 - Hsu, Chia-Chang ; et al.	2003-11-13
Voltage independent PWM base frequency generating method Grant 6,617,818 - Hsu , et al. September 9, 2	2003-09-09
Method For Driving A Brushless Dc Motor App 20030034747 - Hsu, Chia-Chang ; et al.	2003-02-20
Method for driving a brushless DC motor Grant 6,522,093 - Hsu , et al. February 18, 2	2003-02-18
Voltage independent PWM base frequency generating method App 20020024399 - Hsu, Chia-Chang ; et al.	2002-02-28

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