SC

Song Chen

JA Johnson Electric International Ag: 1 patents #74 of 195Top 40%
📍 Medford, MA: #29 of 181 inventorsTop 20%
🗺 Massachusetts: #2,694 of 14,267 inventorsTop 20%
Overall (2019): #119,306 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10418919 Electric tool and motor drive system Yuk Tung LO, Hai Bo MA, Siu Chung Yip, Yong Sheng GAO, Jian Xun ZOU 2019-09-17
10393619 One-piece test apparatus for steel furrings and accessories for building Sheng Gu, Zhendong Han, Xiaofeng Zhu 2019-08-27