DS

Deog Yong Song

CA Carrier: 2 patents #900 of 2,507Top 40%
📍 Seoul, KR: #18,030 of 39,741 inventorsTop 50%
Overall (All Time): #2,231,536 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6305182 Absorption heating and cooling system having an improved refrigerant control apparatus Neelkanth S. Gupte, Shik Moon 2001-10-23
6055821 Purge system for an absorption air conditioner In Shik Moon, Kap Duck Kim 2000-05-02