BD

Bingchan Du

📍 Huangpu District, CN: #55 of 139 inventorsTop 40%
Overall (All Time): #3,786,570 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5475767 Method of inputting Chinese characters using the holo-information code for Chinese characters and keyboard therefor 1995-12-12