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ERWIN IND INC

Overview
  • Total Patents
    21
About

ERWIN IND INC has a total of 21 patent applications. Its first patent ever was published in 1995. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, machines and furniture and games are MAXCESS TECHNOLOGIES INC, SOLIDOR BVBA and HUANGSHI JINGHUA PLASTIC MOULD CO LTD.

Patent filings in countries

World map showing ERWIN IND INCs patent filings in countries
# Country Total Patents
#1 United States 16
#2 Canada 4
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing ERWIN IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Erwin Ronald D 14
#2 Erwin Ronald Dean 7
#3 Whitley Marvin Ray 3
#4 Whitley Marvin R 1

Latest patents

Publication Filing date Title
US6575423B2 Mailbox post assembly
US6711864B2 Wood deck plank with protective cladding
US6557831B2 Fence bracket
US6601831B2 Modular fence system
US6471192B1 Rail-to-post mounting bracket
US6527469B1 Mounting bracket for railing
US6363680B1 Composite post
US6311956B1 Hollow spindle with rectangular cross-section
US6017019A Modular composite railing
US5862642A Reinforced composite deck post
EP0739705A1 Process for manufacturing foam-filled extruded products
US5632123A Coated steel decking plank
US5713165A Foam-filled extruded plastic decking with non-slip surface coating
US5617697A Composite deck post
US5626331A Composite spindle
US5620136A Foam-filled plastic mailbox post