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 1–25 of 28 patents

Patent #TitleCo-InventorsDate
8812976 Programmable equipment configuration method and apparatus Adam Kollin, Steffen Porthun 2014-08-19
7718983 Sputtered contamination shielding for an ion source David M. Burtner, Daniel E. Siegfried, Richard Blacker, Valery Alexeyev, Vsevolod Zelenkov +1 more 2010-05-18
7195661 Magnetic material 2007-03-27
6984942 Longitudinal cathode expansion in an ion source Daniel E. Siegfried, David M. Burtner, Scott A. Townsend, Valery Alexeyev, Vsevolod Zelenkov +1 more 2006-01-10
6919690 Modular uniform gas distribution system in an ion source Daniel E. Siegfried, David M. Burtner, Scott A. Townsend, Mark Krivoruchko, Valery Alexeyev +1 more 2005-07-19
6864486 Ion sources Valery V. Alekseev, Vsevolod Zelenkov, Mark Krivoruchko 2005-03-08
6524399 Magnetic material 2003-02-25
5403408 Non-uniaxial permanent magnet material Robert F. Krause, Jun Sik Im, Su Cronogue 1995-04-04
5268216 Multilayer solid lubricant composite structures and method of making same Bruce Kramer 1993-12-07
5116434 Method of manufacturing, concentrating, and separating enhanced magnetic parameter material from other magnetic co-products Jun Sik Im 1992-05-26
4867785 Method of forming alloy particulates having controlled submicron crystallite size distributions Jun Sik Im, John Tyler, Richard C. Bergeron, Kevin Dennis, David Hoeft 1989-09-19
4834811 Method of manufacturing, concentrating, and separating enhanced magnetic parameter material from other magnetic co-products Jun Sik Im 1989-05-30
4727000 X-ray dispersive and reflective structures Stanford R. Ovshinsky, Steven A. Flessa, James L. Wood, Keith L. Hart, Lennard Sztaba 1988-02-23
4724169 Method of producing multilayer coatings on a substrate James D. Flasck 1988-02-09
4723994 Method of preparing a magnetic material Stanford R. Ovshinsky, Hellmut Fritzsche, Julius J. Harwood, Alan M. Kadin 1988-02-09
4717632 Adhesion and composite wear resistant coating and method James D. Flasck, Richard Seguin 1988-01-05
4698833 Subassembly, method and system for monochromatizing X-rays Gerald F. Marshall 1987-10-06
4693933 X-ray dispersive and reflective structures and method of making the structures Stanford R. Ovshinsky, Steven A. Flessa, James L. Wood, Keith L. Hart, Lennard Sztaba 1987-09-15
4675739 Integrated radiation sensing array Clive E. Catchpole, Zvi Yaniv, Vincent D. Cannella, Louis D. Swartz 1987-06-23
4675889 Multiple wavelength X-ray dispersive devices and method of making the devices James L. Wood, Nicola J. Grupido, Keith L. Hart 1987-06-23
4645715 Coating composition and method Stanford R. Ovshinsky, James D. Flasck, Richard C. Bergeron, John Tyler 1987-02-24
4643951 Multilayer protective coating and method James D. Flasck 1987-02-17
4637967 Electrodes made with disordered active material and methods of making the same Richard C. Bergeron, Russell C. Custer, R. William McCallum 1987-01-20
4619865 Multilayer coating and method James D. Flasck 1986-10-28
4608296 Superconducting films and devices exhibiting AC to DC conversion Stanford R. Ovshinsky, Hossein Sadate-Akhavi, Juei-Teng Chen, Alan M. Kadin 1986-08-26