DC

Douglas A. Collins

RA Rayvio: 4 patents #2 of 8Top 25%
📍 Cambridge, MA: #92 of 1,308 inventorsTop 8%
🗺 Massachusetts: #861 of 13,044 inventorsTop 7%
Overall (2017): #48,576 of 506,227Top 10%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9834456 Ultraviolet disinfection system Yitao Liao, Robert Scott West, Li Zhang 2017-12-05
9789215 Ultraviolet disinfection system Li Zhang, Yitao Liao 2017-10-17
9627579 Semiconductor device and a method of making a semiconductor device Faisal Sudradjat, Robert C. Walker, Yitao Liao 2017-04-18
9540252 Ultraviolet disinfection system Yitao Liao, Robert Scott West 2017-01-10