P

Inventor

LI YUJIAN

HK4 patents
⚠️ This page may combine multiple inventors who share the name “LI YUJIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV CITY HONG KONG

3 patents
US9653810B2May 16, 2017

Waveguide fed and wideband complementary antenna

UNIV CITY HONG KONG5 citations80
US9960493B2May 1, 2018

Patch antenna

UNIV CITY HONG KONG3 citations69
US9954288B2Apr 24, 2018

Waveguide fed and wideband complementary antenna

UNIV CITY HONG KONG3 citations69

PHARSUN MEDICAL BIOTECHNICS SHANGHAI CO LTD

1 patent
US12350460B2Jul 8, 2025

Electro-responsive silk fibroin material, electro-responsive silk fibroin microneedle, insulin microneedle patch having electro-responsive silk fibroin and preparation method therefor, and transdermal drug delivery device

PHARSUN MEDICAL BIOTECHNICS SHANGHAI CO LTD0 citations34