William Chu

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Vancouver, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for accurate carton formation
- Patent number 11,173,686
- Issue date Nov 16, 2021
- WEXXAR PACKAGING, INC.
- William Chu
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD

Patents Applicationslast 30 patents

Information Patent Application
SEMI-AUTOMATIC CASE FORMING, HOLDING AND SEALING MACHINE AND RELATE...
- Publication number 20230068955
- Publication date Mar 2, 2023
- WEXXAR PACKAGING INC.
- William Yiu Tong CHU
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SEMI-AUTOMATIC CASE FORMING, HOLDING AND SEALING MACHINE
- Publication number 20220081145
- Publication date Mar 17, 2022
- WEXXAR PACKAGING INC.
- William Yiu Tong CHU
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
APPARATUS AND METHOD FOR ACCURATE CARTON FORMATION
- Publication number 20190061299
- Publication date Feb 28, 2019
- WEXXAR PACKAGING, INC.
- William Chu
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD