Zhengyi Xu

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Line set cover
- Patent number 12,129,647
- Issue date Oct 29, 2024
- Rectorseal, LLC
- Zhengyi Xu
- E04 - BUILDING
Information Patent Grant
Nesting molded equipment support pads
- Patent number 11,421,913
- Issue date Aug 23, 2022
- Rectorseal, LLC
- Zhengyi Xu
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Nesting molded equipment support pads
- Patent number 10,962,256
- Issue date Mar 30, 2021
- Rectorseal, LLC
- Zhengyi Xu
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Apparatus and methods for connecting a drain pan overflow sensor to...
- Patent number 8,887,392
- Issue date Nov 18, 2014
- The Rectorseal Corporation
- Zhengyi Xu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Line Set Cover
- Publication number 20230144012
- Publication date May 11, 2023
- RectorSeal, LLC
- Zhengyi Xu
- E04 - BUILDING
Information Patent Application
Nesting Molded Equipment Support Pads
- Publication number 20210215391
- Publication date Jul 15, 2021
- RectorSeal, LLC
- Zhengyi Xu
- F24 - HEATING RANGES VENTILATING
Information Patent Application
COMPRESSOR PAD AND METHOD OF FABRICATION
- Publication number 20190128562
- Publication date May 2, 2019
- RectorSeal, LLC
- Zhengyi Xu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
NORMALLY-OPEN BACKWATER VALVE WITH SUSPENDED FLAPPER
- Publication number 20170051493
- Publication date Feb 23, 2017
- THE RECTORSEAL CORPORATION
- Zhengyi Xu
- E03 - WATER SUPPLY SEWERAGE