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CLEARFIELD INC

Overview
  • Total Patents
    46
  • GoodIP Patent Rank
    43,286
  • Filing trend
    ⇩ 60.0%
About

CLEARFIELD INC has a total of 46 patent applications. It decreased the IP activity by 60.0%. Its first patent ever was published in 2008. 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 optics, environmental technology and chemical engineering are MILESTONE KK, WINKEL G M B H R and MILESTONE CO LTD.

Patent filings in countries

World map showing CLEARFIELD INCs patent filings in countries
# Country Total Patents
#1 United States 37
#2 EPO (European Patent Office) 3
#3 WIPO (World Intellectual Property Organization) 3
#4 Mexico 2
#5 Taiwan 1

Patent filings per year

Chart showing CLEARFIELD INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hill John P 29
#2 Power Ii Walter E 21
#3 Hill John Paul 15
#4 Vanhorn Randy T 13
#5 Nishiguchi Yuki 8
#6 Povlitzki Joshua J 6
#7 Cruzen William J 4
#8 Power Walter E 4
#9 Bade Todd M 3
#10 Van Horn Randy 3

Latest patents

Publication Filing date Title
US2021018707A1 Mountable Connector Box for Fiber Optic Cables
US2020393629A1 Flexible Optical Fiber Connectors and Assemblies
US2020257059A1 Protective cap for an optical fiber connector
US2020209499A1 Fiber optic panel with moveable cable support assembly and cable-windable support rods
US2020103608A1 Sealed Optical Fiber Terminal
US2019369347A1 Optical fiber pedestal box
US2019361183A1 Optical fiber distribution systems and components
US2019346644A1 Optical fiber distribution cabinet
US2018081136A1 Optical fiber distribution systems and components
US2017357074A1 In-line sealed adapter tube
US2019033549A1 Optical fiber pathway duct
US2018120526A1 Optical Fiber Enclosure
US2018081135A1 Optical fiber distribution systems and components
US2016097907A1 Optical fiber management
WO2016049208A1 Pushable multi-fiber connector
US2014133808A1 Optical fiber connector
US2014079365A1 Optical fiber management system
US2012057838A1 Modular optical fiber cassettes
US2010142910A1 Modular optical fiber cassette
TW200921171A Modular optical fiber cassettes and fiber management methods