TZ

Thomas E. Zipperian

SA Sandia: 7 patents #123 of 2,107Top 6%
UE US Dept of Energy: 7 patents #38 of 5,099Top 1%
UM University of Minnesota: 1 patents #1,216 of 2,951Top 45%
Overall (All Time): #327,154 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6890677 Fuel cell and membrane Tom Klitsner, Alan P. Sylwester, Gail N. Ryba, Stanley H. Kravitz, Andrew Hecht 2005-05-10
6841290 Fuel cell and membrane Tom Klitsner, Alan P. Sylwester, Gail N. Ryba, Stanley H. Kravitz, Andrew Hecht 2005-01-11
6432577 Apparatus and method for fabricating a microbattery Randy J. Shul, Stanley H. Kravitz, Todd R. Christenson, David Ingersoll 2002-08-13
6248992 High gain photoconductive semiconductor switch having tailored doping profile zones Albert G. Baca, Guillermo M. Loubriel, Alan Mar, Fred J. Zutavern, Harold P. Hjalmarson +7 more 2001-06-19
5479033 Complementary junction heterostructure field-effect transistor Albert G. Baca, Timothy Drummond, Perry J. Robertson 1995-12-26
5389837 Superconducting flux flow digital circuits Vincent M. Hietala, Jon S. Martens 1995-02-14
5358928 High temperature superconductor step-edge Josephson junctions using Ti-Ca-Ba-Cu-O David S. Ginley, Vincent M. Hietala, Gert K. G. Hohenwarter, Jon S. Martens, Thomas A. Plut +2 more 1994-10-25
5065205 Long wavelength, high gain InAsSb strained-layer superlattice photoconductive detectors Robert M. Biefeld, L. Ralph Dawson, Ian J. Fritz, Steven R. Kurtz 1991-11-12
5055890 Nonvolatile semiconductor memory having three dimension charge confinement L. Ralph Dawson, Gordon C. Osbourn, Paul S. Peercy, Harry T. Weaver 1991-10-08
5031007 SLS complementary logic devices with increase carrier mobility Roger J. Chaffin, Gordon C. Osbourn 1991-07-09
4976266 Methods of in vivo radiation measurement Dennis Huffman, Robert C. Hughes, Charles A. Kelsey, Richard Lane, Antonio J. Ricco +1 more 1990-12-11
4947223 Semiconductor devices incorporating multilayer interference regions Robert M. Biefeld, Timothy Drummond, Paul L. Gourley 1990-08-07
4868624 Channel collector transistor Bernard L. Grung, Raymond M. Warner, Jr. 1989-09-19
4829020 Substrate solder barriers for semiconductor epilayer growth Timothy Drummond, David S. Ginley 1989-05-09
4797716 Field-effect transistor having a superlattice channel and high carrier velocities at high applied fields Roger J. Chaffin, Ralph Edward Dawson, Ian J. Fritz, Gordon C. Osbourn 1989-01-10