Tu; Hao

Patent Applications and Registrations

Patent applications and USPTO patent grants for Tu; Hao.The latest application filed is for "voltage balance systems and methods for multilevel converters".

Company Profile

3.6.9

Tu; Hao - Raleigh NC
Tu; Hao - Zhejiang CN
TU; Hao - Hangzhou CN
Tu; Hao - Taichung TW
Tu; Hao - Hong Kong CN
Tu; Hao - Tan-Tzu Hsiang TW

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

Patent Activity

Patent	Date
Voltage Balance Systems And Methods For Multilevel Converters App 20220311337 - Zhang; Zheyu ; et al.	2022-09-29
Short-circuit Protection Systems And Methods For Flying Capacitor Based Buck-boost Converters App 20220247306 - Zhang; Zheyu ; et al.	2022-08-04
Control Circuit And Method For Bus Voltage Variation In Power Converters App 20220231597 - Zhang; Zheyu ; et al.	2022-07-21
Method and device for measuring dominant wavelength and color purity of light-emitting diode (LED) lamp, and electronic equipment Grant 11,268,858 - Wang , et al. March 8, 2	2022-03-08
Method And Device For Measuring Dominant Wavelength And Color Purity Of Light-emitting Diode (led) Lamp, And Electronic Equipment App 20210381897 - WANG; Zhongquan ; et al.	2021-12-09
Sight and compensating mechanism thereof Grant 10,788,288 - Lin , et al. September 29, 2	2020-09-29
Sight and Compensating Mechanism Thereof App 20190219363 - Lin; Yung-Chin ; et al.	2019-07-18
Sight and compensating mechanism thereof Grant 10,337,831 - Lin , et al.	2019-07-02
Sight and Compensating Mechanism Thereof App 20180180383 - Lin; Yung-Chin ; et al.	2018-06-28
Ultrasonic Rock Salt Continuous Cleaning Device And Method Thereof App 20180042281 - BAI; Shun ; et al.	2018-02-15
Auto document feeder having a switching gate movable between three positions Grant 7,522,871 - Tu April 21, 2	2009-04-21
Auto document feeder Grant 7,516,958 - Tu April 14, 2	2009-04-14
Auto document feeder App 20070080495 - Tu; Hao	2007-04-12
Auto document feeder App 20070080490 - Tu; Hao	2007-04-12
Method and device for adjusting eye range by means of displacements of prisms and ocular lenses Grant 6,236,504 - Kao , et al. May 22, 2	2001-05-22

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