Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9899487 | Semiconductor devices and methods of manufacturing the same | Myeong-Dong Lee, Hye Young Kang, Young-Sin Kim, Yong Kwan Kim, Byoung Wook Jang +2 more | 2018-02-20 |
| 9876129 | Cone-shaped holes for high efficiency thin film solar cells | Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2018-01-23 |
| 9741880 | Three-dimensional conductive electrode for solar cell | Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2017-08-22 |
| 9634164 | Reduced light degradation due to low power deposition of buffer layer | Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2017-04-25 |
| 9537038 | Solar cell made using a barrier layer between P-type and intrinsic layers | Tze-Chiang Chen, Chien-Chih Huang, Yu-Wei Huang, Jeehwan Kim, Devendra K. Sadana +1 more | 2017-01-03 |
| 9515215 | Efficiency restoration in a photovoltaic cell | Young T. Chae, Jeehwan Kim, Young-Min Lee, Devendra K. Sadana | 2016-12-06 |
| 9459797 | Uniformly distributed self-assembled cone-shaped pillars for high efficiency solar cells | Christos D. Dimitrakopoulos, Jeehwan Kim, Devendra K. Sadana, Kuen-Ting Shiu | 2016-10-04 |
| 9379259 | Double layered transparent conductive oxide for reduced schottky barrier in photovoltaic devices | Shun-Ming Chen, Chien-Chih Huang, Joel P. Desouza, Jeehwan Kim, Chien-Yeh Ku +2 more | 2016-06-28 |
| 9331220 | Three-dimensional conductive electrode for solar cell | Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2016-05-03 |
| 9306107 | Buffer layer for high performing and low light degraded solar cells | Marinus Hopstaken, Jeehwan Kim, John A. Ott, Devendra K. Sadana | 2016-04-05 |
| 9214577 | Reduced light degradation due to low power deposition of buffer layer | Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2015-12-15 |
| 9190549 | Solar cell made using a barrier layer between p-type and intrinsic layers | Tze-Chiang Chen, Chien-Chih Huang, Yu-Wei Huang, Jeehwan Kim, Devendra K. Sadana +1 more | 2015-11-17 |
| 9123838 | Transparent conductive electrode for three dimensional photovoltaic device | Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2015-09-01 |
| 9105805 | Enhancing efficiency in solar cells by adjusting deposition power | Ahmed Abou-Kandil, Jeehwan Kim, Devendra K. Sadana | 2015-08-11 |
| 9093275 | Multi-height multi-composition semiconductor fins | Brian J. Greene, Byeong Y. Kim, Dan M. Mocuta | 2015-07-28 |
| 9048329 | Integrated circuit memory devices having vertical transistor arrays therein and methods of forming same | Ji-Young Kim, Kang L. Wang, Yong-Jik Park, Jeong-Hee Han | 2015-06-02 |
| 9040340 | Temperature grading for band gap engineering of photovoltaic devices | Ahmed Abou-Kandil, Keith E. Fogel, Jeehwan Kim, Mohamed Saad, Devendra K. Sadana | 2015-05-26 |
| 9040428 | Formation of metal nanospheres and microspheres | Woo-Shik Jung, Jeehwan Kim, Jae-Woong Nahum, Devendra K. Sadana | 2015-05-26 |
| 8927857 | Silicon: hydrogen photovoltaic devices, such as solar cells, having reduced light induced degradation and method of making such devices | Ahmed Abou-Kandil, Nasser D. Afify, Wanda Andreoni, Alessandro Curioni, Jeehwan Kim +2 more | 2015-01-06 |
| 8916409 | Photovoltaic device using nano-spheres for textured electrodes | Ahmed Abou-Kandil, Keith E. Fogel, Jeehwan Kim, Hisham S. Mohamed, Devendra K. Sadana | 2014-12-23 |
| 8901695 | High efficiency solar cells fabricated by inexpensive PECVD | Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2014-12-02 |
| 8889456 | Method of fabricating uniformly distributed self-assembled solder dot formation for high efficiency solar cells | Jeehwan Kim, Jae-Woong Nah, Devendra K. Sadana | 2014-11-18 |
| 8859321 | Mixed temperature deposition of thin film silicon tandem cells | Ahmed Abou-Kandil, Keith E. Fogel, Jeehwan Kim, Devendra K. Sadana | 2014-10-14 |
| 8841544 | Uniformly distributed self-assembled solder dot formation for high efficiency solar cells | Jeehwan Kim, Jae-Woong Nah, Devendra K. Sadana | 2014-09-23 |
| 8822317 | Self-aligned III-V MOSFET diffusion regions and silicide-like alloy contact | Cheng-Wei Cheng, Jeehwan Kim, Devendra K. Sadana, Kuen-Ting Shiu | 2014-09-02 |