YL

Yan Liu

AC Asia Optical Co.: 1 patents #175 of 366Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #397,514 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
D1076469 Folding sofa bed 2025-05-27
D1045424 Imitation engraved bean bag 2024-10-08
D1045425 Bean bag chair 2024-10-08
D1012569 CD case 2024-01-30
D1011802 CD case 2024-01-23
11872471 Braking mechanism of a wheeled device Wen-Kuei Liu, Hsiu-Feng Chen, Chao-Hsuan Liu, Yu-Chun Liu, Yi Liu +1 more 2024-01-16
D972351 Overlanding kitchen 2022-12-13
D930569 Tire Guohong Yu, Mingxia Sun 2021-09-14
10847297 Low-core-loss transformer with magnetic pillar in center of four corner pillars Liang Jye Hsu, Shek Mong Wong 2020-11-24
D881800 Tire tread Lianbo Liu, Guohong Yu, Shiduo Ren, Jiayu Qu 2020-04-21
D880411 Tire thread Lianbo Liu, Zhe Luo, Guohong Yu, Shiduo Ren 2020-04-07
7521643 Operating button device 2009-04-21