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KERR CORP

Overview
  • Total Patents
    347
  • GoodIP Patent Rank
    23,744
  • Filing trend
    ⇩ 55.0%
About

KERR CORP has a total of 347 patent applications. It decreased the IP activity by 55.0%. Its first patent ever was published in 1994. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets pharmaceuticals, medical technology and optics are VEKOERRER FRANZ, SHOFU KK and ESSENTIAL DENTAL SYSTEMS INC.

Patent filings per year

Chart showing KERR CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Angeletakis Christos 84
#2 Qian Xuejun 49
#3 Chen Mingfei 19
#4 Kobashigawa Alvin I 18
#5 Chen Xiangxu 17
#6 Wilt Brian L 16
#7 Xie Xiaoyi 16
#8 Gill Owen J 15
#9 Knox Raymond L 15
#10 Waller Duncan E 14

Latest patents

Publication Filing date Title
WO2020142098A1 Fillers for dental restorative materials
US2020206090A1 Fillers for dental restorative materials
WO2018194910A1 Handpiece load sensing
WO2018194909A1 Dynamic motion calibration system for dental devices
WO2018191337A1 Endodontic obturator
US2018284484A1 Rotational alignment of interchangeable loupes
WO2018064647A1 Optical tool recognition system for dental devices
US2018256287A1 Tool rfid recognition system for dental devices
US2018092710A1 Electronic tool recognition system for dental devices
US2018039067A1 Loupe with magnetically interchangeable telescopes
US2017251635A1 All-in-one packing, pad and shoe for hoof protection
US2018263861A1 Porous composite filler compositions
US2017159917A1 Headlight
EP3162352A1 Methods and compositions of reactive materials for dental procedures
US2018098823A1 Dual functionality endo-instruments and methods of using the same
WO2017048918A1 Dental impression injection trays and related systems and methods
US2017071698A1 Dental obturator made of gutta percha components
US2016015495A1 Adapters, tips, and dental assemblies
CA2886547A1 Dental prophylaxis cup for mixing at least two media prior to dispensing
US2015272712A1 Dental prophylaxis cup for mixing at least two media prior to dispensing