PS

Philip Stackhouse

CL Cambridge Display Technology Limited: 2 patents #86 of 201Top 45%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
Overall (All Time): #1,889,211 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11136303 Dibenzofuran and dibenzothiophene derivatives and organic light-emitting devices containing them Martin Humphries, William Tarran, Kiran Kamtekar, James D. Lee 2021-10-05
9966534 Polymer and device Sophie Heidenhain, Ruth Pegington, Jonathan Pillow, Martin Humphries, Tomoyasu Yoshida 2018-05-08