Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947410 | Fuel cell electrodes with triazole modified polymers and membrane electrode assemblies incorporating same | Meilin Liu, Xiaobing Zhu, John Muldoon, Kohei Hase | 2011-05-24 |
| 7871736 | Polymer membrane for fuel cell, method of preparing same, and membrane-electrode assembly for fuel cell comprising same | Sung-Guk An, Young-Mi Park, You-Mee Kim, Sang-Il Han, Ho-Jin Kweon +1 more | 2011-01-18 |
| 7867667 | Polymer electrolyte for a fuel cell, a method of producing the same, and a fuel cell system comprising the same | — | 2011-01-11 |
| 7811694 | Polymer electrolyte for a direct oxidation fuel cell, method of preparing the same, and direct oxidation fuel cell comprising the same | You-Mee Kim, Ho-Jin Kweon, Hee-Woo Rhee | 2010-10-12 |
| 7597981 | Composite electrolyte membrane with nanoscopic dendrimers and method of preparing same | Jong Hyun Lee, Hwan Soo Shin, Hee-Woo Rhee, Young Taek Kim, Min Sung Kim | 2009-10-06 |
| 7588850 | Polymer membrane for a fuel cell, a method of preparing the same, and a membrane-electrode assembly fuel cell system comprising the same | Hae-Kwon Yoon, Young-Mi Park | 2009-09-15 |
| 7572540 | Structure for improving laminating efficiency of metal-separator for fuel cell | Yoo Chang Yang, Young Bum Kum, Sae Hoon Kim, Hwan Soo Shin, Jong Hyun Lee +2 more | 2009-08-11 |
| 7097943 | UV-cured multi-component polymer blend electrolyte, lithium secondary battery and their fabrication method | Byung Won Cho, Won Il Cho, Hyung Sun Kim, Un-Sek Kim, Hee-Woo Rhee +1 more | 2006-08-29 |
| 7074510 | Composite ion-exchange membrane, fabrication method of the same, and membrane-electrode assembly, and polymer electrolyte fuel cell having the same | Hee-Woo Rhee, Young Taek Kim, Seung-bae Park, Jin-Ho Park | 2006-07-11 |
| 6441768 | High speed encoder and method thereof | Gea-ok Cho, You-sam Na | 2002-08-27 |
| 6316281 | Method for fabricating a hybrid optical integrated circuit employing SOI optical waveguide | Sang Hwan Lee, Gwan Chong Joo, Nam Hwang | 2001-11-13 |
| 6266470 | Optical switch module having a buffer device for minimizing a post welding shift | Seung Goo Kang, Hee Tae Lee, Sang Hwan Lee, Nam Hwang, Seong Su Park | 2001-07-24 |
| 6121797 | Energy economized pass-transistor logic circuit and full adder using the same | Geun Kang, Seong Won KIM, Eu-Ro Joe | 2000-09-19 |
| 6087621 | Method for laser hammering a multi-channel optoelectronic device module | Seung Goo Kang, Hee Tae Lee | 2000-07-11 |
| 6027255 | Bidirectional optical communication module using single optical fiber | Gwan Chong Joo, Ki Sung Park, Sang Hwan Lee, Seung Goo Kang, Hong-Man Kim | 2000-02-22 |
| 6012079 | Conditional sum adder using pass-transistor logic and integrated circuit having the same | — | 2000-01-04 |
| 5972232 | Micromirror for a hybrid optoelectronic integrated circuit, a method for manufacturing the same, a micromirror-photodetector assembly and an assembly of hybrid optoelectronic integrated circuit for receiving light | Sang Hwan Lee, Nam Hwang, Hee Tae Lee, Kwang Eui Pyun | 1999-10-26 |
| 5923183 | CMOS output buffer circuit exhibiting reduced switching noise | Seong Won KIM, Eu-Ro Joe, Geun Kang | 1999-07-13 |
| 5854867 | Optical module having lenses aligned on lens-positioning V-groove and fabrication method thereof | Sang Hwan Lee, Jong Tae Moon, Nam Hwang, Seong Su Park | 1998-12-29 |
| 5673350 | Laser module with focusing lens and fixing method of the focusing lens | Seung Goo Kang, Hee Tae Lee, Nam Hwang, Seong Su Park, Dong-Goo Kim | 1997-09-30 |
| 5612853 | Package for a power semiconductor device | Dong-Goo Kim, Seong Su Park, Seung Goo Kang, Hyung Jin Yoon, Hyung-Moo Park | 1997-03-18 |
| 5446959 | Method of packaging a power semiconductor device | Dong-Goo Kim, Seong Su Park, Seung Goo Kang, Hyung Jin Yoon, Hyung-Moo Park | 1995-09-05 |
| 5405490 | Flat display device and method for manufacturing the same | Gyeong-Lyong Park, Sin-Chong Park, Dong-Goo Kim, Hyung Jin Yoon, Chul Soon Park | 1995-04-11 |