CK

Chang Hwan Kim

Samsung: 49 patents #1,920 of 75,807Top 3%
General Motors: 40 patents #230 of 18,328Top 2%
HM Hyundai Motor: 28 patents #241 of 11,886Top 3%
KM Kia Motors: 20 patents #135 of 7,429Top 2%
LG: 8 patents #5,418 of 26,165Top 25%
AC Ahn-Gook Pharmaceutical Co.: 4 patents #4 of 30Top 15%
PF Postech Academy-Industry Foundation: 4 patents #91 of 1,477Top 7%
KAIST: 3 patents #3,292 of 11,619Top 30%
HC Hanmi Science Co.: 3 patents #31 of 140Top 25%
HC Heesung Catalysts: 3 patents #17 of 51Top 35%
KI Kia: 3 patents #821 of 4,539Top 20%
KT Korea Institute Of Science And Technology: 3 patents #669 of 3,491Top 20%
HK Hyundai Kefico: 2 patents #31 of 139Top 25%
HE Hexacheck: 2 patents #2 of 3Top 70%
University of Michigan: 2 patents #1,079 of 4,352Top 25%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
IU Iowa State University: 2 patents #368 of 1,643Top 25%
HC Hanmi Pharm. Co.: 1 patents #125 of 212Top 60%
Google: 1 patents #14,769 of 22,993Top 65%
UC Unilam Co.: 1 patents #6 of 9Top 70%
HC Hanmi Holdings Co.: 1 patents #21 of 59Top 40%
ZE Zehntel: 1 patents #5 of 17Top 30%
AT Ace Technology: 1 patents #7 of 47Top 15%
KL Korea Conformity Laboratories: 1 patents #7 of 12Top 60%
GT Gwangju Institute Of Science And Technology: 1 patents #260 of 901Top 30%
KF Korea University Research And Business Foundation: 1 patents #681 of 2,072Top 35%
📍 Seoul, MI: #2 of 63 inventorsTop 4%
Overall (All Time): #5,880 of 4,157,543Top 1%
154
Patents All Time

Issued Patents All Time

Showing 101–125 of 154 patents

Patent #TitleCo-InventorsDate
8545779 Sulfur-tolerant perovskite NOx oxidation catalysts Richard J. Blint 2013-10-01
8539760 Catalyst materials for NOx oxidation in an exhaust aftertreatment system that uses passive ammonia SCR Wei Li, Kevin L. Perry, Paul M. Najt, Kushal Narayanaswamy 2013-09-24
D689839 Mobile communication terminal 2013-09-17
D689034 Mobile communication terminal 2013-09-03
8513155 Perovskite-type compounds for use in lean NOx traps Wei Li, Gongshin Qi 2013-08-20
8505282 Selective catalytic reduction (SCR) device control system Eugene V. Gonze, Michael J. Paratore, Jr., Steven J. Schmieg 2013-08-13
D687407 Mobile communication terminal 2013-08-06
8492306 Method and apparatus for preparing a catalyst Michelle H. Wiebenga 2013-07-23
D686176 Mobile communication terminal 2013-07-16
8479493 Oxidation catalysts for engines producing low temperature exhaust streams Iljeong Heo, Se H. Oh, Wei Li, Michelle H Schmid 2013-07-09
8466083 Bi-functional catalyst materials for lean exhaust NOx reduction Steven J. Schmieg, Gongshin Qi, Wei Li 2013-06-18
D681595 Mobile communication terminal 2013-05-07
D680997 Mobile phone Jong-Il Jeong 2013-04-30
8425953 Extract of Coptidis rhizoma and novel use thereof in treating respiratory disease Jin Auh, Chang-Kyun Han, Sung-Hum Yeon, Young-June Shin, Min-Ki Shin +1 more 2013-04-23
8409518 Sulfur tolerant perovskite supported catalysts Wei Li, Richard J. Blint 2013-04-02
8410475 Compounds and organic light emitting diode using the same Byung Sun Jeon, Jeung-Gon Kim, Wook Dong Cho, Hyun Seok Nam 2013-04-02
D678231 Mobile phone 2013-03-19
8387448 Method for monitoring exhaust gas aftertreatment devices Wei Li, David Brown 2013-03-05
8377400 Methods and systems for oxidizing nitric oxide in a gas stream Steven J. Schmieg, Gongshin Qi, Wei Li, David Brown 2013-02-19
8362451 Hand carry type portable curing apparatus using long-arc UV lamp Joo Young Yoon, Young-Il Youn, Ho-Keun Yoon 2013-01-29
D673925 Mobile phone 2013-01-08
8343888 Washcoating technique for perovskite catalysts Wei Li, Kevin Dahlberg 2013-01-01
8318948 Fluorene derivatives and organic electronic device using the same Jae-Soon Bae, Dong Hoon Lee, Dae Woong Lee, Sung Kil Hong, Hyun Seok Nam 2012-11-27
D667808 Mobile phone 2012-09-25
8268274 Catalyst combinations and methods and systems for oxidizing nitric oxide in a gas stream David Brown, Wei Li, Steven J. Schmieg, Gongshin Qi 2012-09-18