Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
BS

Bumdong Sa — 4 Patents in 2021

LG: 4 patents #739 of 5,590Top 15%
Seoul, KR: #783 of 8,082 inventorsTop 10%
Overall (2021): #53,030 of 548,734Top 10%
4 Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11060521 Rotary compressor having a rolling piston with coupling groove Seseok Seol 2021-07-13
11002279 Rotary compressor Gukhyun Cho, Sedong LEE 2021-05-11
10982675 Rotary compressor with groove for supplying oil Joonhong Park 2021-04-20
10962010 Compressor Seokhwan Moon, Byeongchul Lee 2021-03-30