YC

Yi-Fu Chen

TC Timotion Technology Co.: 9 patents #7 of 29Top 25%
ME Mediatek: 6 patents #467 of 2,888Top 20%
AO Au Optronics: 4 patents #774 of 2,945Top 30%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
LT Lite-On Technology: 1 patents #549 of 1,203Top 50%
LL Lite-On Electronics (Guangzhou) Limited: 1 patents #237 of 534Top 45%
NF Ncku Research And Development Foundation: 1 patents #34 of 82Top 45%
IT ITRI: 1 patents #5,197 of 9,619Top 55%
HL Himax Technologies Limited: 1 patents #317 of 600Top 55%
Overall (All Time): #45,425 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
10093007 Torque setting device for torque wrench 2018-10-09
9878437 Coating structure for forming a tool 2018-01-30
9821441 Ratchet wrench 2017-11-21
9662772 Ratchet wrench 2017-05-30
9592594 Socket wrench with retaining mechanism 2017-03-14
9457456 Reversible ratchet wrench 2016-10-04
D757512 Ratchet wrench head 2016-05-31
D756182 Handle grip for hand tool 2016-05-17
9327389 Ratchet wrench 2016-05-03
9327388 Ratchet wrench with angle adjusting mechanism 2016-05-03
9331562 Power factor converter with nonlinear conversion ratio Yu-Chen Liu, Jin Chyuan Huang, Chao-Fu Wang, Yu-Kang Lo, HUANG-JEN CHIU 2016-05-03
9308627 Wrench device with a plurality of driving holes 2016-04-12
9199363 Wrench device 2015-12-01
9138875 Ratchet tool device 2015-09-22
D727699 Wrench 2015-04-28
8939050 Driving head with an elastic buckle 2015-01-27
8806986 Ratchet wrench with a bushing 2014-08-19
8806987 Steering device for a ratchet screwdriver 2014-08-19
8724034 Apparatuses and methods for scanning television channels Chiao-Chih Chang, Ming-Luen Liou 2014-05-13
8720309 Ratchet wrench having easily assembling structure 2014-05-13
8671809 Hand tool with an adjusting structure 2014-03-18
8502924 Television signal receiver capable of cancelling linear and non-linear distortion Ming-Luen Liou 2013-08-06
8485069 Wrench with a ratchet device 2013-07-16
8272298 Steering device for a ratchet screwdriver 2012-09-25
8212941 Digitized analog TV signal processing system Ming-Luen Liou, Ray-Kuo Lin 2012-07-03