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WARD HOLDING CO

Overview
  • Total Patents
    31
About

WARD HOLDING CO has a total of 31 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United States, EPO (European Patent Office) and Japan. Its main competitors in its focus markets textiles and paper, packaging and shipping and machines are ZIRKON DRUCKMASCHINEN GMBH, GOSS INT AMERICAS INC and R HOE AND CO INC.

Patent filings in countries

World map showing WARD HOLDING COs patent filings in countries
# Country Total Patents
#1 United States 14
#2 EPO (European Patent Office) 13
#3 Japan 4

Patent filings per year

Chart showing WARD HOLDING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kowalewski James M 7
#2 Donovan Mark R 5
#3 Harrison John R 4
#4 Elkis Michael 4
#5 Kaplan Solomon D 4
#6 Wells Robert R 4
#7 Elkis Mikhail 3
#8 Siriporn Charn 2
#9 Andrews John H P 2
#10 Dent Boyce C 2

Latest patents

Publication Filing date Title
EP1293458A2 Apparatus and method for transferring blanks
US6530319B1 Quick change ink roll
US6101940A Printing machine
US5947470A Stacker with discharge control
EP0896865A1 Pin stripper
US5782183A Pressurized machine for processing blanks
US5651313A Paperboard processing machine with vacuum transfer system
US5564693A Paperboard processing machine with vacuum transfer system
US5582569A Shaft mounting and drive for carton blank processing machine
US5386753A Tab cutting
US5383392A Sheet registration control
EP0490475A1 Starting and stopping the printing of fed sheets
US5160129A Sheet stacking
US5154602A Multiple ink roll system for flexographic printing stations
US5103732A Doctor blade head assembly and printing apparatus therewith
US5074539A Feeding sheets of corrugated paperboard
US5081928A Multiple ink roll system for flexographic printing stations