ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,561, issued on Nov. 11, was assigned to HUNG CHENG RIBBON ENTERPRISES Co. LTD (Changhua County, Taiwan).
"Easy folding water pipe device" was invented by Chi An Wang (Changhua County, Taiwan) and Pei An Wang (Changhua County, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An easy folding water pipe device includes an inner tube, an outer tube and a connector structure. The outer tube wraps around an outer circumference of the inner tube and consists of a first wrapping portion and a second wrapping portion with different modulus of elasticities. The connector structure has a first connector and a second connector, and the first and the second...