CEO / CTO

Kim Dong-Whan

Heartmas is a battery research and development company.We aim to share battery technology around the world based on our battery technology development know-how in 2020.

R&D history

2020.  Anode-Free Lithium Metal Batteries(AFLMBs)
2017.  Lithium-ion All-Solid Battery
2016.  Lithium-ion battery
2015.  Lithium ion separator
2014.  Li-ion Capacitor
2013.  Zinc air secondary battery
2012.  Lithium air secondary battery
2011.  Low -Voltage hydrogen generating electrode(No Platinum(Pt) Catalyst)
2006.  Dye-Sensitized Solar Cell
2004.  Direct Methanol Fuel Cell (DMFC)
2002.  Hydrogen Fuel Cell