Patents Awarded to IEC
IEC's research focus has produced a large number of scientific publications. The high degree of innovation has also generated several key patents in the photovoltaics field. Only a select number of patents is included on this list. Patents pending are not included.
| U. S. PATENT NUMBER |
U.S. PATENT DATED |
IEC PATENT INVENTORS: |
IEC PATENT TITLE |
| 3,986,969 | 10/19/1976 | M. Telkes | "Thixotropic Mixture and Method of Making Same" |
| 4,034,736 | 07/12/1977 | M. Telkes | "Solar Heating Method and Apparatus" |
| 4,127,424 | 01/28/1978 | L.R. Ullery, Jr. | "Photovoltaic Cell Array" |
| 4,143,235 | 03/06/1979 | J.A. Dusiman | "Cadmium Sulfide Photovoltaic Cell and Method of Fabrication" |
| 4,234,353 | 11/18/1980 | L.F. Donaghey | "Process for Preparing Photovoltaic Cells Having Increased Adhesion of the Semi-Conducting Layer and Produced Thereby to the Conducting Layer" |
| 4,239,553 | 12/16/1980 | A.M. Barnett, J.V. Masi, R.B. Hall | "Thin Film Photovoltaic Cells Having Increased Durability and Operating Life and Method for Making Same" |
| 4,251,287 | 02/17/1981 | V.L. Dalal | "Amorphous Semiconductor Solar Cell" |
| 4,252,573 | 02/24/1981 | K.W. Boer, N.S. Freedman, H.C. Hadley, Jr., J. Phillips, M. Ruiz-Urbieta | "Collector Grid for CdS/CuS Photovoltaic Cells" |
| 4,253,882 | 03/03/1981 | V.L. Dalal | "Multiple Gap Photovoltaic Device" |
| 4,254,546 | 03/10/1981 | L.R. Ullery, Jr. | "Photovoltaic Cell Array" |
| 4,259,409 | 03/31/1981 | A.F. Arnold | "Electroless Plating Process for Glass or Ceramic Bodies and Product" |
| 4,260,428 | 04/07/1981 | P.K. Roy | "Photovoltaic Cell" |
| 4,260,429 | 04/07/1981 | R.L. Moyer | "Electrode for Photovoltaic Cell" |
| 4,262,161 | 04/14/1981 | J.E. Carey | "Covered Solar Cell Assembly" |
| 4,267,398 | 05/12/1981 | A. Rothwarf | "Thin Film Photovoltaic Cells" |
| 4,283,591 | 08/11/1981 | K.W. Boer | "Photovoltaic Cell" |
| 4,287,383 | 09/01/1981 | T.M. Peterson | "Cadmium Sulfide Photovoltaic Cell of Improved Efficiency" |
| 4,318,938 | 03/09/1982 | A.M. Barnett, B.N. Baron, J.V. Masi, T.W.F. Russell | "Method for Continuous Manufacture of Thin Film Solar Cells" |
| 4,325,986 | 04/20/1982 | B.N. Baron, R.E. Rocheleau, T.W.F. Russell | "Method for Continuous Deposition by Vacuum Evaporation" |
| 4,328,390 | 05/04/1982 | J.D. Meakin, J. Bragagnolo | "Thin Film Photovoltaic Cell" |
| 4,342,879 | 08/03/1982 | A.W. Catalano, M. Bhushan | "Thin Film Photovoltaic Device" |
| 4,349,446 | 09/14/1982 | S.B. Marks | "Glauber's Salt Heat Storage Composition, Crystal Habit Modifiers" |
| 4,366,336 | 12/28/1982 | L.F. Donaghey | "Age and Heat Stabilized Photovoltaic Cells" |
| 4,377,604 | 03/22/1983 | R.A. Schneider | "Copper Stabilized Dipping Solution for a Photovoltaic Device Incorporating a CuxS Layer" |
| 4,377,723 | 03/22/1983 | V.L. Dalal | "High Efficiency Thin-Film Multiple-Gap Photovoltaic Device" |
| 4,387,265 | 06/07/1983 | V.L. Dalal | "Tandem Junction Amorphous Semiconductor Photovoltaic Cell" |
| 4,393,267 | 07/12/1983 | T.M. Peterson | "Method for Improving the Efficiency of a Solar Cell and an Improved Cadmium Sulfide/Copper Sulfide Photovoltaic Cell" |
| 4,396,640 | 08/02/1983 | R.E. Rocheleau, D.F. Brestovansky, P.J. Lutz | "Apparatus and Method for Substrate Temperature Control" |
| 4,401,052 | 08/30/1983 | B.N. Baron, R.E. Rocheleau, T.W.F. Russell | "Apparatus for Continuous Deposition by Vacuum Evaporation" |
| 4,443,653 | 04/17/1984 | A.W. Catalano, M. Bhushan | "Thin Film Photovoltaic Device with Multilayer Substrate" |
| 4,477,688 | 10/16/1984 | A.M. Barnett, A.W. Catalano, V.L. Dalal, J.V. Masi, J.D. Meakin, R.B. Hall | "Photovoltaic Cells Employing Zinc Phosphide" |
| 4,526,809 | 07/02/1985 | R.B. Hall, R.E. Rocheleau | "Process and Apparatus for Formation of Photovoltaic Compounds" |
| 4,640,002 | 02/03/1987 | J.E. Phillips, P.G. Laswell | "Method and Apparatus for Increasing the Durability and Yield of Thin Film Photovoltaic Devices" |
| 4,654,226 | 03/31/1987 | S.C. Jackson, R.E. Rocheleau | "Apparatus and Method for Photochemical Vapor Deposition" |
| 4,709,466 | 12/01/1987 | B.E. McCandless, R.W. Birkmire | "Process for Fabricating Thin Film Photovoltaic Solar Cells" |
| 4,909,863 | 03/20/1990 | B.E. McCandless, R.W. Birkmire | "Process for Levelling Film Surfaces and Products Thereof" |
| 5,015,503 | 05/04/1991 | R.D. Varrin, R.W. Birkmire | "Apparatus for Producing Compound Semiconductor Thin Films" |
| 5,085,885 | 02/04/1992 | H.C. Foley, R.D. Varrin, Jr., S.K. Sengupta | "Plasma-Induced, In-Situ Generation, Transport and Use of Collection of Reactive Precursors" |
| 5,674,555 | 10/07/1997 | R.W. Birkmire, J.M. Schultz, M. Marudachalam, H. Hichri | "Process for Preparing Group Ib-IIIa-VIa Semiconducting Films" |
| 6,251,701 | 06/26/2001 | B.E. McCandless | "All-Vapor Processing of P-Type Tellurium Containing II-VI Semiconductor and Ohmic Contacts Thereof" |
| 6,310,281 | 10/30/2001 | R.G. Wendt, G.M. Hanket, R.W. Birkmire, T.W.F. Russell, S. Weideman | "Thin-film, Flexible Photovoltaic Module" |
| 6,372,538 | 04/16/2002 | R.G. Wendt, G.M. Hanket, R.W. Birkmire, T.W.F. Russell, S. Weideman | "Fabrication of Thin-Film, Flexible Photovoltaic Module" |
| 6,537,845 | 08/30/2001 | B.E. McCandless, W.N. Shafarman | "Chemical Surface Deposition of Ultra-Thin Semiconductors" |
| 6,562,405 | 05/13/2003 | E. Eser, G.M. Hanket | "Multiple-Nozzle Thermal Evaporation Source" |
| 6,676,994 | 01/13/2004 | R.W. Birkmire, E. Eser, G.M. Hanket, B.E. McCandless | "Method for Producing Thin Films" |
| pending | 10/21/2004 | E.Eser, S. Fields | "Formation of Selenide, Sulfide or Mixed Selenide-Sulfide Films on Metal or Metal Coated Substrates" |