YX

Yang Xiufeng

BI Beijing Information Technology Institute: 1 patents #1 of 3Top 35%
Overall (1989): #36,094 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4846178 Electric field therapeutic apparatus Zhang Fuxue, Zhu Weitong 1989-07-11