JG

John Edwin Graebner

AT AT&T: 4 patents #48 of 1,435Top 4%
📍 New York, NY: #23 of 643 inventorsTop 4%
🗺 New York: #237 of 7,187 inventorsTop 4%
Overall (1997): #7,580 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5674107 Diamond polishing method and apparatus employing oxygen-emitting medium Sungho Jin, Guenther Wilhelm Kammlott, Wei Zhu 1997-10-07
5664884 Apparatus for determining the thermal resistivity of electrically insulating crystalline materials Sungho Jin 1997-09-09
5625449 Apparatus for simultaneously measuring the thickness of, and the optical intensity transmitted through, a sample body Sungho Jin 1997-04-29
5620253 Method of determining the thermal resistivity of electrically insulating crystalline materials Sungho Jin 1997-04-15