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

Cheol Hee Park — 130 Patents

LG: 82 patents #348 of 26,165Top 2%
Qualcomm: 38 patents #605 of 12,104Top 5%
KIKorea Electronics Technology Institute: 3 patents #157 of 614Top 30%
GCGs Caltex: 2 patents #12 of 102Top 15%
CICorning Incorporated: 1 patents #2,300 of 3,867Top 60%
KAIST: 1 patents #5,996 of 11,619Top 55%
HEHynix (Hyundai Electronics): 1 patents #731 of 1,604Top 50%
Hyundai Motor: 1 patents #6,384 of 11,886Top 55%
KMKia Motors: 1 patents #3,666 of 7,429Top 50%
San Diego, CA: #183 of 23,606 inventorsTop 1%
California: #1,331 of 386,348 inventorsTop 1%
Overall (All Time): #8,338 of 4,157,543Top 1%
130 Patents All Time

Issued Patents All Time

Showing 101–125 of 130 patents

Patent #TitleCo-InventorsDate
9214700 Lithium iron phosphate containing sulfur compound based upon sulfide bond and lithium secondary battery using the same Hyun Kuk Noh, Hong-Kyu Park, Su-Min Park, Jieun Lee 2015-12-15
9123958 Cathode active material for lithium secondary battery Sung Kyun Chang, Hyelim Jeon, Hong-Kyu Park, Sang Uck Lee 2015-09-01
9017581 Compound semiconductors and their application Tae Hoon Kim, Deok-Hie Park, Kyung Moon Ko 2015-04-28
8974957 Cathode active material providing improved efficiency and energy density of electrode Sanghoon Choy, Yong-Tae Lee, Hong-Kyu Park, Soo Min PARK, Hyo Shik KIL +1 more 2015-03-10
8962185 Cathode mix having improved efficiency and energy density of electrode Sanghoon Choy, Yong-Tae Lee, Hong-Kyu Park, Soo Min PARK, Hyo Shik KIL 2015-02-24
8906552 Lithium iron phosphate of olivine crystal structure and lithium secondary battery using the same Hyun Kuk Noh, Hong-Kyu Park, Su-Min Park, Ji Eun Lee 2014-12-09
8889453 Thermoelectric element module and manufacturing method 2014-11-18
8747705 Compound semiconductors and their application Tae Hoon Kim 2014-06-10
8747704 Compound semiconductors and their application Tae Hoon Kim 2014-06-10
8734688 Compound semiconductors and their application Tae Hoon Kim 2014-05-27
8734676 Carbon-coated lithium iron phosphate of olivine crystal structure and lithium secondary battery using the same Hyun Kuk Noh, Hong-Kyu Park, Su-Min Park, Jieun Lee 2014-05-27
8728357 Compound semiconductors and their application Tae Hoon Kim 2014-05-20
8715538 Thermoelectric conversion material and producing method thereof; and thermoelectric conversion element using the same Se-Hui Sohn, Seung Tae Hong, Won Jong Kwon, Tae Hoon Kim 2014-05-06
8703024 Compound semiconductors and their application Tae Hoon Kim 2014-04-22
8679374 Compound semiconductors and their application Tae Hoon Kim 2014-03-25
8658064 Compound semiconductors and their application Tae Hoon Kim 2014-02-25
8658063 Compound semiconductors and their application Tae Hoon Kim 2014-02-25
8636926 Compound semiconductors and their application Tae Hoon Kim 2014-01-28
8636925 Compound semiconductors and their application Tae Hoon Kim 2014-01-28
8603368 Compound semiconductors and their application Tae Hoon Kim 2013-12-10
8535637 Thermoelectric conversion material and its manufacturing method, and thermoelectric conversion device using the same Se-Hui Sohn, Won Jong Kwon, Seung Tae Hong, Tae Hoon Kim 2013-09-17
8496856 Compound semiconductors and their application Tae Hoon Kim 2013-07-30
8226843 Thermoelectric conversion material and producing method thereof, and thermoelectric conversion element using the same Se-Hui Sohn, Seung Tae Hong, Won Jong Kwon, Tae Hoon Kim 2012-07-24
8173097 Thermoelectric conversion material and its manufacturing method, and thermoelectric conversion device using the same Se-Hui Sohn, Won Jong Kwon, Seung Tae Hong, Tae Hoon Kim 2012-05-08
8029703 Compound semiconductor and its manufacturing method, and thermoelectric conversion device using the same Se-Hui Sohn, Won Jong Kwon, Tae Hoon Kim, Seung Tae Hong 2011-10-04