Deok Hyun Lim — 5 Patents at Hs R & A Co.

Deok Hyun Lim has been granted 5 US patents while listed as an inventor at Hs R & A Co.. The first was granted in 2021 and the most recent in December 2025. Deok Hyun Lim ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Deok Hyun Lim in Daega-myeon, KR.

Patents per Year

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
12498124	Air conditioner piping system and method of producing the same	Young Rok Kim, Untae Kim, Jae-Wook Sim	2025-12-16
11840124	Piping system for air conditioner	Jae Hyeok Choi, Young Jun Kim, Seung Hoon Sung, Kwon Sik Hwang	2023-12-12
11364773	Plate-type heat exchanger and air conditioning system for vehicle having the same	Jae Hyeok Choi, Young Jun Kim, Kwon Sik Hwang	2022-06-21
11231233	Double-pipe heat exchanger including integrated connector	Jae Hyeok Choi, Young Jun Kim, Ho Ju Jeon	2022-01-25
11002387	Brake hose	Jae Hyeok Choi, Kwon Sik Hwang	2021-05-11