INTERNATIONAL

Dai Gil Lee, Jun Woo Lim, Soon Ho Yoon, Jin Gyu Kim, Ki Hyun Kim, Ilbeom Choi, Young Ho Yu, Minkook Kim, Dongyoung Lee, “Carbon Fabric Bipolar Plate for Polymer Electrolyte Membrane Fuel Cell”, Patent No. 101371337, Korea Patent.

INTERNATIONAL

Dai Gil Lee, Young Ho Yu, Dongyoung Lee, Bu Gi Kim, Soon Ho Yoon, Jin Gyu Kim, Ki Hyun Kim, Jun Woo Lim, Ilbeom Choi, Yun Jeong Hwang, Minkook Kim, “Barrier structure consists of components having different structural stiffness or yield stress for insulation sandwich panel”, Patent No. 101434146, Korea Patent.

INTERNATIONAL

Dai Gil Lee, Jun Woo Lim, Bu Gi Kim, Minkook Kim, “Self-aligning bipolar plates of fuel cells for easy assembly”, Application No. 1020110123599, Korea Patent Pending.

INTERNATIONAL

Dai Gil Lee, Bu Gi Kim, Ha Na Yu, Jun Woo Lim, Young Ho Yu, Minkook Kim, “Single-type bipolar plate for proton exchange membrane fuel cell”, Patent No. 101220866, Korea Patent.

INTERNATIONAL

Dai Gil Lee, Ha Na Yu, Byung Chul Kim, Bu Gi Kim, Jun Woo Lim, Jung Do Suh, “Separation plate for Polymer Electrolyte Membrane Fuel Cell and method for manufacturing the same”, Patent No. 101173059, Korea Patent.

INTERNATIONAL

Dai Gil Lee, Jun Woo Lim, Byung Chul Kim, Ha Na Yu, “Insert for joining sandwich structures and its reinforcing method”, Patent No. 101153303, Korea Patent.

INTERNATIONAL

Dai Gil Lee, Jun Woo Lim, Byung Chul Kim, Bu Gi Kim, Soon Ho Yoon, “Insulation panel for LNG storage tank and its construction method”, Patent No. 1105253, Korea Patent.

INTERNATIONAL

Dai Gil Lee, Bu Gi Kim, Byung Chul Kim, Sang Wook Park, Byung Jung Kim, Po Chul Kim, Kwan Ho Lee, Ha Na Yu, Soon Ho Yoon, Jin Gyu Kim, Jun Woo Lim, Ki Hyun Kim, “Heat insulation structure, cryogenic liquid storage tank having the same and construction method for the heat insulation structure”, Application No. 1020090106679, Korea Patent Pending.