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WHAM O MFG CO

Overview
  • Total Patents
    80
About

WHAM O MFG CO has a total of 80 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets furniture and games, machines and audio-visual technology are RHINO TOYS INC, GAYLA IND INC and ODDZON PRODUCTS INC.

Patent filings per year

Chart showing WHAM O MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gillespie Richard Lee 10
#2 Melin Arthur Kelso 10
#3 Geller Douglas Alan 7
#4 Kerkenbush Darle Lee 7
#5 Whittington Jimmie Lee 7
#6 Gillespie R L 5
#7 Gillespie R 5
#8 Geller Douglas A 5
#9 Melin Arthur K 5
#10 Gillespie Richard L 5

Latest patents

Publication Filing date Title
PT72108A Water play toy
US4340222A Game ball
BR8009079A Toy disc and method of obtaining it
EP0040656A1 Flying disc and method of attaching a disc to a ring
CA1161874A Flying disc
US4273418A Mirror for producing optical illusions
US4334385A Flying disc
US4235378A Water play toy
US4157703A Toy gun
US4205785A Water play toy with elevatable crown portion
US4193517A Water squirt cane having movable figure as activator
DE2727590A1 Hydro-mobile decorative device contg. oil and immiscible fluid - of different density to give moving patterns by flow under gravity
JPS541000A Indicator
CA1083345A Fluid novelty display device
AU2540477A Immiscible liquids display
GB1554473A Fluid novelty device
GB1568698A Apparatus for throwing games
AU1907276A Jai alai apparatus
US4034493A Fluid novelty device
US4045026A Jai alai apparatus