Learn more

WADDELL CHARLES HOUSTON

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    113,144
  • Filing trend
    ⇩ 33.0%
About

WADDELL CHARLES HOUSTON has a total of 20 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2009. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, chemical engineering and medical technology are GLOBAL PLASMA SOLUTIONS LLC, NATURION PTE LTD and TECNOLOGICA S A S DI VANELLA SALVATORE & C.

Patent filings in countries

World map showing WADDELL CHARLES HOUSTONs patent filings in countries
# Country Total Patents
#1 United States 20

Patent filings per year

Chart showing WADDELL CHARLES HOUSTONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Waddell Charles Houston 20
#2 Christiansen Joseph Anton 2
#3 Christiansen Joseph 1

Latest patents

Publication Filing date Title
US2020161839A1 Modular ion generator device
US2019307914A1 Flexible ion generator device
US2020388994A1 Self-cleaning ion generator device
US2018040466A1 Modular ion generator device
US2017232131A1 Flexible ion generation device
US2017133189A1 Ion generation device having attachment devices
US2017040149A1 Self cleaning ion generator device
US2016175852A1 Self cleaning ion generator
US2016167059A1 Wall plug-in ion generator device
US2014209799A1 Ion detector for measuring ion output
US2013336838A1 Ion generation device
US2012287551A1 Bipolar ionization device
US8564924B1 Systems and methods of air treatment using bipolar ionization