Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YK

Younghwan Kim — 61 Patents

LG: 21 patents #2,032 of 26,165Top 8%
BLBlackberry Limited: 15 patents #218 of 2,554Top 9%
RLResearch In Motion Limited: 6 patents #354 of 1,397Top 30%
Samsung: 5 patents #22,775 of 75,807Top 35%
CUCurexo: 3 patents #4 of 47Top 9%
PCPosco Co.: 2 patents #355 of 1,176Top 35%
LCLs Electric Co.: 2 patents #32 of 168Top 20%
UUUniversity Of Utah: 2 patents #446 of 1,848Top 25%
KCKorea Hydro & Nuclear Power Co.: 2 patents #127 of 489Top 30%
LCLsis Co.: 1 patents #300 of 527Top 60%
KFKorea University Research And Business Foundation: 1 patents #681 of 2,072Top 35%
KIKorea Atomic Energy Research Institute: 1 patents #426 of 972Top 45%
KAIST: 1 patents #5,996 of 11,619Top 55%
Overall (All Time): #37,626 of 4,157,543Top 1%
61 Patents All Time
Younghwan Kim has been granted 61 US patents while listed as an inventor at LG. The first was granted in 2009 and the most recent in August 2025. Younghwan Kim ranks #37,626 of 4,157,543 US inventors in our database (top 0.91%). Patent records list Younghwan Kim in Seoul, ON, KR.

Patents per Year

Patents granted per year, 2009 to 2025Bar chart with a peak of 7 patents in 2017.peak 72009: 1 patents20092010: 1 patents2012: 6 patents20122013: 5 patents2014: 2 patents20142015: 1 patents2016: 4 patents20162017: 7 patents2018: 5 patents20182019: 6 patents2020: 6 patents20202021: 4 patents2022: 4 patents20222023: 1 patents2024: 4 patents20242025: 4 patents2025

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12398713 Reciprocating compressor Jinkook Kim, Sangmin Kim 2025-08-26
12338807 Reciprocating compressor Youngboo Son, Seokjong Jang 2025-06-24
12203923 Biosensor cartridges and test device therefor Kyoungtaek Lim, Taekyu Choi, Seonggeun Kim, Changseok KIM, Kyungho KONG +3 more 2025-01-21
12198883 Trip device Kyunghwan Oh, Kihwan Oh, Jeongjae Lim, Yonghun Lee 2025-01-14
12075184 Display device and method for controlling same Manho Lee, Youngjoon So, Yunsup Shin, Salkmann Ji 2024-08-27 $10,000
12051629 Semiconductor device manufacturing system, semiconductor device inspection device, and semiconductor device manufacturing method Seunghwa Hyun, Hwayoung Park, Youngsu Ryu, Yusang Cheon 2024-07-30
11984297 Plasma control device and plasma processing system Sejin OH, Youngdo Kim, Sanghun Kim, Sungyeol Kim, Taemin Earmme +2 more 2024-05-14
D1025941 Gait rehabilitation robot Hyungjun Choi 2024-05-07
11644906 Handwriting input device Hyokune Hwang 2023-05-09 $21,000
11488875 Semiconductor substrate measuring apparatus and plasma treatment apparatus using the same Junbum Park, Jongsu Kim, Youngjoo Lee, Yoojin Jeong 2022-11-01
11434888 Compressor having oil guide path Seungwook Kim 2022-09-06 $9,000
11353970 Electronic pen sensing apparatus and electronic device including the same Dongwoo Yeom, Manho Lee, Jihye Ahn, Dalkwon Koh 2022-06-07 $18,000
11309158 Arc extinguishing unit of molded case circuit breaker Kihwan Oh, Kyunghwan Oh 2022-04-19
11047029 Stainless steel for polymer fuel cell separator and method for preparing same Jonghee Kim, Kihoon Jo, Jeonghe Lee, Yunyong Lee, Jinsuk Kim +1 more 2021-06-29 $20,904,000
10989753 System for diagnosing insulating element in BMS Ho Byung Yoon, Sang Hoon Lee, Hujun Lee 2021-04-27
10881911 Gait rehabilitation control system and method therefor Suncheol Kwon, Dongmyung MIN 2021-01-05
10881575 Seating-type rehabilitation robot for walking Jeongwoo Han, Dongmyung MIN, Jeonghyun Lee 2021-01-05
10871396 Optical emission spectroscopy calibration device and system including the same Jongsu Kim, Junbum Park, Youngjoo Lee, Sungho Jang 2020-12-22
10859076 Compressor Kiyeon Lee, Wonsang Seo, Jongmok Lee, Jinkook Kim, Jaebeum Kim +1 more 2020-12-08 $19,000
10854944 Multi-band SPNT switch using variable L/4 transmission lines, and switch matrix and transmitter and receiver system including the SPNT switch Sanggeun Jeon 2020-12-01
10840047 Arc extinguishing unit of molded case circuit breaker Kihwan Oh, Kyunghwan Oh 2020-11-17
10705047 Functionalized nanotube sensors and related methods Swomitra Kumar Mohanty, Manoranjan Misra, Jules John Magda 2020-07-07
10642408 Mobile terminal having an underwater mode Sangik Mun, Manho Lee 2020-05-05 $14,000
10521185 Privacy-enabled voice-assisted intelligent automated assistant user interface device Scott David Reeve, Patrick David John Murtha, Thomas P. Dye, Gene Santana 2019-12-31 $6,556,000
10310640 Mobile terminal comprising stylus pen and touch panel, and control method therefor Jungjoon Lee, Masashi Hashimoto, Hyunjai SHIM 2019-06-04 $18,000