IEC Patents
Below is a partial list of patents held by individuals or groups that are connected to the IEC.
| PATENT NUMBER | UD NUMBER | ISSUED | INVENTORS | TITLE | NOTES |
| US 3,986,969 | 10/19/76 | MARIA TELKES | Thixotropic Mixture & Method of Making Same | Assigned to UD | |
| US 4,034,736 | 7/12/77 | MARIA TELKES | Solar Heating Method and Apparatus | Assigned to UD | |
| US 4,127,424 | 1/28/78 | ULLERY | Photovoltaic Cell Array | Assigned to SES, Licensed to UD for use in field | |
| US 4,143,235 | 3/6/79 | DUSIMAN | Cadmium Sulfide PV Cell & Method of Fabrication | Assigned to Chevron, Reassigned to UD | |
| US 4,234,353 | 11/18/80 | DONAGHEY | Process for Preparing PV Cells Having Increased Adhesion… | Assigned to Chevron, Reassigned to UD | |
| US 4,239,553 | UD 79-16 | 12/16/80 | BARNETT et al | Thin Film PV Cells Having Increased Durability | Assigned to UD |
| US 4,251,286 | UD 78-23 | 2/17/81 | BARNETT | Thin Film PV Cells Having Blocking Layers | Assigned to UD, Licensed to Astrosystems |
| US 4,251,287 | UD 79-43 | 2/17/81 | DALAL | Amorphous Semiconductor Solar Cell | Assigned to UD |
| US 4,252,573 | 2/24/81 | BOER et al | Collector Grid for CdS/CuS PV Cells | Assigned to UD | |
| US 4,253,882 | UD 79-45/46 | 3/3/81 | DALAL | Multiple Gap PV Device | Assigned to UD |
| US 4,254,546 | 3/10/81 | ULLERY | Photovoltaic Cell Array | Assigned to SES, Licensed to UD for use in field | |
| US 4,259,409 | 3/31/81 | ARNOLD | Electroless Plating Process for Glass or Ceramic Bodies… | Assigned to SES, Licensed to UD for use in Field | |
| US 4,260,428 | 4/7/81 | ROY | Photovoltaic Cell | Assigned to SES Re-assigned to UD | |
| US 4,260,429 | 4/7/81 | MOYER | Electrode for PV Cell | Assigned to SES, Licensed to UD for use in Field | |
| US 4,262,161 | 4/14/81 | CAREY | Covered Solar Cell Assembly | Assigned to Shell, Licensed to UD for use in Field | |
| US 4,267,398 | UD 79-24 | 5/12/81 | ROTHWARF | Thin Film PV Cells | Assigned to UD |
| US 4,283,591 | 8/11/81 | BOER | Photovoltaic Cell | Assigned to SES, Licensed to UD for use in Field | |
| US 4,287,383 | 9/1/81 | PETERSON | Cadmium Sulfide PV Cell of Improved Efficiency | Assigned to Chevron Re-assigned to UD | |
| US 4,318,938 | UD 79-17 | 3/9/82 | BARNETT, BARON, MASI, RUSSELL | Method for Continuous Manufacture of Thin Film Solar Cells | Assigned to UD |
| US 4,325,986 | UD 79-10 | 4/20/82 | BARON, ROCHELEAU, RUSSELL | Method for Continuous Deposition by Vacuum Evaporation | Assigned to UD |
| US 4,328,390 | UD 79-18 | 5/4/82 | MEAKIN, BRAGAGNOLO | Thin Film PV Cell | Assigned to UD |
| US 4,342,879 | UD 80-20 | 8/3/82 | CATALANO, BHUSHAN | Thin Film PV Device | Assigned to UD |
| US 4,349,446 | 9/14/82 | MARKS | Glauber's Salt Heat Storage Compositions Crystal Habit Modifiers | Assigned to UD | |
| US 4,366,336 | 12/28/82 | DONAGHEY | Age & Heat Stabilized PV Cells | Assigned to Chevron Re-assigned to UD | |
| US 4,377,604 | 3/22/83 | SCHNEIDER | Copper Stabilized Dipping Solution… | Assigned to Chevron Re-assigned to UD | |
| US 4,377,723 | UD 79-63 | 3/22/83 | DALAL | High Efficiency Thin Film Multiple Gap PV Device | Assigned to UD |
| US 4,387,265 | UD 80-21 | 6/7/83 | DALAL | Tandem Junction A-Si PV Cell | Assigned to UD |
| US 4,393,267 | 7/12/83 | PETERSON | Method for Improving Eff. Of Solar Cell… | Assigned to Chevron Re-assigned to UD | |
| US 4,396,640 | UD 81-16 | 8/2/83 | ROCHELEAU, LUTZ, BRESTOVANSKY | Apparatus & Method for Substrate Temperature Control | Assigned to Chevron Re-assigned to UD |
| US 4,401,052 | UD 79-10 | 8/30/83 | BARON, ROCHELEAU, RUSSELL | Apparatus for Continuous Deposition by Vacuum Evap. | Assigned to UD |
| US 4,443,653 | UD 81-20 | 4/17/84 | CATALANO, BHUSHAN | Thin film PV Device with Multiple Substrate | Assigned to UD |
| UD 4,477,688 | UD 79-71 | 10/16/84 | BARNETT et al | PV Cells Employing Zinc Phosphide | Assigned to UD |
| US 4,526,809 | UD 82-12 | 7/2/85 | HALL, ROCHELEAU | Process & Apparatus for Formation of PV Compounds | Assigned to UD |
| US 4,640,002 | UD 82-06 | 2/3/87 | PHILLIPS, LASWELL | Method & Apparatus for Increasing Durability & Yield of Thin Film PV Devices | Assigned to UD |
| US 4,654,226 | UD 86-05 | 3/31/87 | JACKSON, ROCHELEAU | Photochemical Vapor Deposition | Assigned to UD |
| US 4,709,466 | UD 85-10 | 12/1/87 | MCCANDLESS, BIRKMIRE | Process for Fabricating Thin Film PV Solar Cells | Assigned to UD |
| US 4,909,863 | UD 88-30 | 3/20/90 | MCCANDLESS, BIRKMIRE | Process for Levelling Film Surfaces & Products Thereof | Assigned to UD |
| US 5,015,503 | UD 89-16 | 5/4/91 | VARRIN, BIRKMIRE | Apparatus for Producing Compound Semiconductor Thin Films | Assigned to UD |
| US 5,085,885 | UD 89-15 | 2/4/92 | FOLEY, VARRIN, SENGUPTA | Plasma Induced, In-Situ Generation, Transport & Use of Collection of Reactive … | Assigned to UD |
| US 5,674,555 | UD 95-10 | 10/7/97 | BIRKMIRE, SCHULTZ, MARUDACHALAM, HICHRI | Process for Preparing Group IB-IIIA-VIA Semiconducting Films | Assigned to UD |
| US 6,251,701 | UD 98-11 | 6/26/01 | MCCANDLESS | All Vapor Processing of p-type Tellurium Containing II-VI… | Assigned to DOE |
| US 6,310,281 | UD 01-11 | 10/30/01 | WENDT, HANKET, BIRKMIRE, RUSSELL, WIEDEMAN | Thin Film, Flexible PV Module | Assigned to Global Solar Assignation changed to UD |
| US 6,372,538 | 4/16/02 | WENDT, HANKET, BIRKMIRE, RUSSELL, WIEDEMAN | Fabrication of Thin-Film, Flexible PV Module | Assigned to UD & Global Solar | |
| US 6,676,994 | UD 00-09 | 01/13/04 | BIRKMIRE, ESER, HANKET, MCCANDLESS | Method for Producing Thin Films | Assigned to UD |
| US 6,537,845 | UD 01-35 | 8/30/01 | MCCANDLESS, SHAFARMAN | Chemical Surface Deposition of Ultra Thin Semiconductors | |
| US 6,562,405 | 5/13/03 | ESER, HANKET | Multiple-nozzle Thermal Evaporation Source | Assigned to UD | |