YO

Yaw S. Obeng

PS Psiloquest: 3 patents #1 of 2Top 50%
📍 Frederick, MD: #4 of 68 inventorsTop 6%
🗺 Maryland: #126 of 2,389 inventorsTop 6%
Overall (2003): #19,052 of 273,478Top 7%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6596388 Method of introducing organic and inorganic grafted compounds throughout a thermoplastic polishing pad using a supercritical fluid and applications therefor Edward M. Yokley 2003-07-22
6579604 Method of altering and preserving the surface properties of a polishing pad and specific applications therefor Edward M. Yokley 2003-06-17
6575823 Polishing pad and method for in situ delivery of chemical mechanical polishing slurry modifiers and applications thereof Edward M. Yokley 2003-06-10