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USPTO Patent Rankings Data through Dec 31, 2025
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Hak-Jun Lee — 17 Patents

LCLsis Co.: 9 patents #21 of 527Top 4%
LG: 3 patents #10,886 of 26,165Top 45%
LCLs Electric Co.: 3 patents #17 of 168Top 15%
KTKorea Institute Of Industrial Technology: 1 patents #279 of 668Top 45%
LCLg Philips Lcd Co.: 1 patents #528 of 888Top 60%
RUResearch Cooperation Foundation Of Yeungnam University: 1 patents #38 of 97Top 40%
Seojong-myeon, KR: #557 of 10,205 inventorsTop 6%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Hak-Jun Lee has been granted 17 US patents while listed as an inventor at Lsis Co.. The first was granted in 2005 and the most recent in July 2023. Hak-Jun Lee ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Hak-Jun Lee in Seojong-myeon, KR.

Patents per Year

Patents granted per year, 2005 to 2023Bar chart with a peak of 4 patents in 2020.peak 42005: 1 patents20052009: 1 patents20092017: 3 patents20172018: 3 patents20182019: 2 patents20192020: 4 patents20202022: 2 patents20222023: 1 patents2023

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11711028 Inverter control device and method Seung-Cheol Choi 2023-07-25
11482963 Inverter control device Seung-Cheol Choi 2022-10-25
11456691 Inverter control device Seung-Cheol Choi 2022-09-27
10707463 Battery pack minimized with mounting space for device Min Sung Kim, Yoon Hee Lee, Jun Hee Jung 2020-07-07
10658955 Sensorless control system for permanent magnet synchronous machine — 2020-05-19
10597412 Epoxy compound, mixture, composition, and cured product comprising same, method for preparing same, and use thereof Sang-Yong Tak, Hyun-Aee Chun, Yun-Ju Kim, Sung Hwan Park, Su Jin Park +1 more 2020-03-24
10529967 Battery pack including reinforcement supporting member Jun Hee Jung, Min Sung Kim, Yoon Hee Lee 2020-01-07
10498216 Device for controlling inverter — 2019-12-03
10186984 Inverter control device Seung-Cheol Choi 2019-01-22
10141881 Apparatus for controlling inverter Seung-Cheol Choi 2018-11-27
9929676 Method for controlling three phase equivalent voltage of multilevel inverter — 2018-03-27
9899936 Offset voltage generator and method for generating an offset voltage of three-phase inverter — 2018-02-20
9812940 Offset voltage generator and method for generating an offset voltage of three-phase inverter An-No Yoo 2017-11-07
9806652 System of controlling induction electric motor Joo-Young Moon, Anno Yoo 2017-10-31
9793845 Method for restarting induction machine Anno Yoo, Se Hwan Kim, Jul Ki Seok 2017-10-17
7483111 Liquid crystal display panel, method of fabricating the same and apparatus thereof Seong-Ho Kim, Woo-Sup Shin, Yeong Geun Hwang, Tae Man Kim 2009-01-27 $95,000
6889721 Liquid crystal display panel, method of fabricating the same and apparatus thereof Seong-Ho Kim, Woo-Sup Shin, Yeong Geun Hwang, Tae Man Kim 2005-05-10 $645,000

Frequent Collaborators

Seung-Cheol Choi5 shared
Tae Man Kim2 shared
Woo-Sup Shin2 shared
Seong-Ho Kim2 shared
Min Sung Kim2 shared
Yoon Hee Lee2 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17