JM

Jia Ma

CS Contech Engineered Solutions: 1 patents #25 of 58Top 45%
LE Lear: 1 patents #905 of 1,996Top 50%
📍 Baofeng County, WA: #1 of 1 inventorsTop 100%
Overall (All Time): #778,022 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12290882 Copper-phosphorus-zinc-tin brazing sheet and preparation method and use thereof Quanbin Lu, Yinyin Pei, Yafang Cheng, Junlan Huang, Xian Dong +1 more 2025-05-06
12262169 Bone conduction sound generating based lollipop, processing method and system thereto Lei Ma, Mi Zhang, YAU MING CHIU 2025-03-25
12262182 Bone conduction-based clamping device and processing method Lei Ma, Mi Zhang, YAU MING CHIU 2025-03-25
10987747 Brazing material outer coat and preparation method thereof, in-situ synthetic metal-coated flux-cored silver brazing material, preparation method thereof, welding method and joint body Weimin Long, Sujuan ZHONG, Quanbin Lu, Yinyin Pei, Peng He +4 more 2021-04-27
9284200 Thermally treated expanded perlite 2016-03-15
8205945 Rotary mechanism of rotary seats Wei Le, Zhi-Peng Han, Yi-Feng Sun 2012-06-26