Zhuang; Chengrong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zhuang; Chengrong.The latest application filed is for "automatic leveling laser marking indication device".

Company Profile

2.6.6

Zhuang; Chengrong - Zhejiang CN
ZHUANG; Chengrong - Jinhua Zhejiang
Zhuang; Chengrong - Jinhua City CN
Zhuang; Chengrong - Xiaoshun Town Jinhua City CN

*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
Automatic leveling laser marking indication device Grant 10,823,564 - Zhuang , et al. November 3, 2	2020-11-03
Thermodetector Grant D867,172 - Zhuang Nov	2019-11-19
Automatic Leveling Laser Marking Indication Device App 20190162535 - ZHUANG; Chengrong ; et al.	2019-05-30
Electronic circuit for acousto-optoelectronic angle indication and level gauge thereof Grant 9,885,570 - Zhuang February 6, 2	2018-02-06
Electronic Circuit for Acousto-Optoelectronic Angle Indication and Level Gauge Thereof App 20170219344 - Zhuang; Chengrong	2017-08-03
Pointer type angle measuring device Grant 9,709,374 - Zhuang July 18, 2	2017-07-18
Pointer-type angle measuring device with wireless power supply for lighting Grant 9,644,951 - Zhuang May 9, 2	2017-05-09
Pointer Type Angle Measuring Device App 20160334200 - Zhuang; Chengrong	2016-11-17
Three Dimensional Angle Measuring Device App 20160084648 - Zhuang; Chengrong	2016-03-24
Pointer-type Angle Measuring Device with Wireless Power Supply for Lighting App 20160061593 - Zhuang; Chengrong	2016-03-03
Spirit level with LED indicators App 20140101950 - Zhuang; Chengrong	2014-04-17
Laser level ruler Grant D559,135 - Zhuang January 8, 2	2008-01-08

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