Learn more

CORRPRO CO INC

Overview
  • Total Patents
    39
  • GoodIP Patent Rank
    176,136
  • Filing trend
    ⇩ 33.0%
About

CORRPRO CO INC has a total of 39 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets surface technology and coating, materials and metallurgy and electrical machinery and energy are AKTSIONERNOE OBSHCHESTVO GIPROGAZTSENTR, POLAK JOSEF and WEBCO IND RUBBER LTD.

Patent filings per year

Chart showing CORRPRO CO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Baach Michael K 7
#2 Bushman James B 7
#3 Watanabe Kunio 6
#4 Takeya Shozo 6
#5 Carlson William P 5
#6 Loftfield Richard E 4
#7 Gossett Robert M 4
#8 Poworoznik Shawn 4
#9 Firlotte Clement A 4
#10 Blumhagen Levi 4

Latest patents

Publication Filing date Title
CA3036132A1 Controlling and/or monitoring cathodic protection rectifiers
US2018205222A1 Controlling Current in a Supercapacitor Cathodic Protection System
WO2017214636A1 System and method for protecting one or more pipes against corrosion and corrosion-protected pipe
AU3118099A Cathodic protection anode and method for steel reinforced concrete
US5902463A Submersible anode and method
US5932087A Submersible anode and method
US5885427A Cast iron anode and method of making
MX9500945A Sacrifice anode for cathodic and alloy protection of the same.
US6673309B1 Sacrificial anode for cathodic protection and alloy therefor
US6315876B1 Cathodic protection system
US5411646A Cathodic protection anode and systems
US5340455A Cathodic protection system for above-ground storage tank bottoms and method of installing
CA2078616A1 Cathodic protection anode and method
US6187161B1 Reference cell
US5216370A Method and system for measuring the polarized potential of a cathodically protected structures substantially IR drop free
US5370783A Electrode
US5065893A Cathodic protection system and method for above-ground storage tank bottoms
US5141607A Method and apparatus for the removal of chlorides from steel reinforced concrete structures
US4778949A Wire entrance fitting
US4798657A Cathodic protection system