Inventor
Byeongchul Lee
Inventor
Seoul, KR
Overview
Patents· 48 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Cprimary
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids46%
F01CRotary-piston or oscillating-piston machines or engines14%
F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines9%
F04BPositive-displacement machines for liquids7%
F16CShafts5%
F02BInternal-combustion piston engines2%
F04DNon-positive-displacement pumps2%
Y02TClimate change mitigation technologies related to transportation2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
B01DSeparation1%
PatentTitleYear
10,830,237Compressor having integrated flow path structure202010,816,000Compressor having centrifugation structure for supplying oil202010,781,817Compressor having centrifugation and differential pressure structure for oil supplying202010,774,646Rotary engine with oil pump202010,767,649Hermetic compressor with cylinder having elliptical inner circumferential surface, roller, and at least one vane202010,718,331Compressor having a lubrication surface formed on a roller thereof202010,704,548Co-rotating scroll compressor having back pressure structure202010,697,455Compressor having lubrication structure for thrust surface202010,648,471Scroll compressor202010,648,470Scroll compressor having wrap with an offset portion202010,605,251Turbo compressor202010,550,696Rotary compressor with vane coupled to rolling piston202010,550,885Compressor202010,527,039Scroll compressor with decompression member202010,495,088Scroll compressor201910,473,102Rotary compressor having fluid passage between sliding vane and vane slot201910,443,489Rotary engine having combustion controllers201910,247,189Scroll compressor with oldham ring having a plurality of keys coupled to an orbiting scroll and a fixed scroll201910,227,983Scroll compressor having an oil separation space201910,100,832Scroll compressor201810,087,937Scroll compressor20189,957,962Scroll compressor20189,951,773Scroll compressor with recesses and protrusions20189,945,381Compressor20189,920,759'Scroll compressor with back pressure device'20189,897,143'Bush bearing and a scroll compressor including a bush bearing'20189,869,315'Scroll compressor having capacity varying valves'20189,689,388'Scroll compressor'20179,644,629'Scroll compressor having a bearing lubricating layer'20179,605,675'Scroll compressor with an arcuate and a logarithmic spiral sections'20179,541,083'Scroll compressor including communication hole with improved back pressure chamber and back pressure hole locations'20179,429,156'Compressor'2016RE046106'Scroll compressor'2016RE046091'Oil level detecting device for a compressor and an air conditioning system having the same'20169,394,904'Compressor'20169,341,185'Surface treating agent for wear-resistance surface, manufacturing method thereof and compressor using the same'20169,322,273'Scroll compressor with Oldham ring'20169,291,164'Scroll compressor having a bush bearing provided on a boss of orbiting scroll'20169,243,636'Scroll compressor with differential pressure hole and communication hole'20169,217,433'Synthetic resin bearing and scroll compressor having the same'20159,157,438'Scroll compressor with bypass hole'20159,145,890'Rotary compressor with dual eccentric portion'20159,109,599'Scroll compressor having oil hole'20158,992,191'Scroll compressor with differential pressure hole'20158,961,159'Scroll compressor'20158,876,503'Scroll compressor with shaft inserting portion and manufacturing method thereof'20148,733,116'Oil level detecting device for a compressor and an air conditioning system having the same'20148,308,460'Scroll compressor'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2020Patents assigned to LG ELECTRONICS INC (48)· patent assignee history
2012–2016Patents assigned to LEE BYEONGCHUL (11)· patent assignee history
2012–2016Patents assigned to KIM CHEOLHWAN (4)· patent assignee history
2012–2016Patents assigned to SEONG SANGHUN (4)· patent assignee history
2012–2020Based in Seoul, KR· patent location history
2014–2015Patents assigned to CHO NAMKYU (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LG ELECTRONICS INC | 48 | 2012–2020 |
| LEE BYEONGCHULself | 11 | 2012–2016 |
| KIM CHEOLHWAN | 4 | 2012–2016 |
| SEONG SANGHUN | 4 | 2012–2016 |
| CHO NAMKYU | 3 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 48 | 2012–2020 |