1
Matsuji Kajiwara: Snap-together flooring system. Nikken Seattle, Seed and Berry, March 22, 1994: US05295341 (362 worldwide citation)

A flooring system having a base member having a top side, an underside, and four circumferentially spaced outer edges, a tongue connector secured to one outer edge by an interlocking rib and groove, a groove connector secured to another outer edge by an interlocking rib and groove, the tongue connec ...


2
Donald R Finkell Jr: Flooring system. Standard Plywoods Incorporated, Leatherwood Walker Todd & Mann P C, August 25, 1998: US05797237 (289 worldwide citation)

A snap-together flooring system which fixes adjacent flooring members from lateral movement with respect to one another. A first flooring member includes a channel having a downwardly extending barb. A second flooring member includes an outwardly extending tongue having a groove defined therein. The ...


3
Kajiwara Matsuji: Snap-together flooring system. Nikken Seattle, BAYNHAM Robert J, January 20, 1994: WO/1994/001628

A flooring system having a base member having a top side, an underside, and four circumferentially spaced outer edges, a tongue connector secured to one outer edge by an interlocking rib and groove, a groove connector secured to another outer edge by an interlocking rib and groove, the tongue connec ...



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