TC

T. C. Chen

EN Eka Nobel: 1 patents #9 of 21Top 45%
Overall (All Time): #2,271,224 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5641530 Method of disinfection — 1997-06-24
5020792 Exercise bicycle for exercising arms and legs — 1991-06-04