JK

John Keem

OC Ovonic Synthetic Materials Company: 11 patents #2 of 36Top 6%
ED Energy Conversion Devices: 8 patents #26 of 231Top 15%
VI Veeco Instruments: 4 patents #49 of 323Top 20%
IS Inland Steel: 1 patents #62 of 125Top 50%
RT Rhk Technology: 1 patents #4 of 7Top 60%
General Motors: 1 patents #9,361 of 18,328Top 55%
📍 Grosse Pointe Farms, MI: #7 of 155 inventorsTop 5%
🗺 Michigan: #2,385 of 86,293 inventorsTop 3%
Overall (All Time): #139,499 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4568614 Steel article having a disordered silicon oxide coating thereon and method of preparing the coating Erwin Eichen 1986-02-04
4525853 Point source X-ray focusing device Gerald F. Marshall 1985-06-25
4254354 Interactive piezoelectric knock sensor 1981-03-03