Tuesday - June 9, 2026

Multi-Functional Optical Illuminators

2026-05-26

ALEXANDRIA, Virginia, May 26 -- HAND HELD PRODUCTS, INC., Charlotte, North Carolina has been assigned a patent (No. US 12639540 B2, initially filed Feb. 28, 2025) developed by three inventors Chen Feng, Snohomish, Washington; Jie Ren, SuZhou, China; and Yunxin Ouyang, SuZhou, China, for "Multi-functional optical illuminators." . . .

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