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Sanjay Kotha
Sanjay Kotha, Tirumalai S Sudarshan: Magnetic fluid cushioning device for a footwear or shoe. Materials Modification, Dinesh Agarwal P C, April 10, 2007: US07200956 (16 worldwide citation)

A cushioning device for a footwear or shoe includes a chamber with a magnetically responsive fluid therein for absorbing and/or dampening vibrations and/or shocks. A magnetic member, such as an electromagnet, is provided for applying a magnetic field to the magnetic fluid to thereby vary the viscosi ...


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Marion F Rudy: Footwear. Robert C Bogert, Subkow and Kriegel, September 2, 1980: US04219945 (417 worldwide citation)

A shoe embodying a multiple chambered pneumatically inflated insert encapsulated in a yieldable foam which acts as a bridging moderator filling in irregularities of the insert and providing a substantially smooth and contoured surface for supporting the foot in a comfortable manner. The encapsulated ...


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Marion F Rudy: Insole construction for articles of footwear. Robert C Bogert, Subkow and Kriegel, January 15, 1980: US04183156 (390 worldwide citation)

An improved construction for articles of footwear, such as boots and shoes of all types, includes an inflated insert, preferably in the shape of an insole, having a multiplicity of intercommunicating, gas containing chambers, and a ventilated moderator member which overlies the inflated insole for e ...


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Harold E Froehlich: Medical stapling device. Minnesota Mining and Manufacturing Company, Cruzan Alexander, Donald M Sell, William L Huebsch, March 23, 1982: US04321002 (340 worldwide citation)

A medical stapling device in which open staples are moved along a track between two grooved rails by a drive member having spaced lugs. Upon activation of the device, the lugs are moved into engagement with the staples and advance them along the track so that the leading staple will be formed around ...


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Mark G Parker, David M Forland, Lester Q Lee, Thomas McGuirk, Daniel R Potter, Stephen F Potter: Footwear with adjustable viscoelastic unit. Nike and Nike International, Banner Birch McKie & Beckett, April 4, 1989: US04817304 (339 worldwide citation)

Footwear having an improved cushioning sole structure is disclosed. The footwear includes an upper and a sole member attached to the upper. The sole member includes a sealed inner member of a flexible material which is inflated with a gaseous medium to form a compliant and resilient insert. An elast ...


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Marion F Rudy: Load carrying cushioning device with improved barrier material for control of diffusion pumping. R C Bogert, Beehler & Pavitt, June 26, 1990: US04936029 (278 worldwide citation)

A product in the form of a cushioning device made from thermoplastic film containing crystalline material inflated to a relatively high pressure and sealed at the time of manufacture. The product maintains the internal inflatant pressure for long periods of time by employing a form of the diffusion ...


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Alexander L Gross, Kiyotaka L Nakano: Shoe sole. Asahi, Lowe Price LeBlanc & Becker, November 29, 1994: US05367791 (277 worldwide citation)

A shoe sole insert has foam-filled independently compressible regions that extend through a midsole and beyond an outsole bottom surface so a particular region, when it strikes a traversed surface, is compressed vertically and expands horizontally against the midsole. In one embodiment, five groups ...


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Marion F Rudy: Load carrying cushioning device with improved barrier material for control of diffusion pumping. Robert C Bogert, Beehler & Pavitt, August 27, 1991: US05042176 (275 worldwide citation)

A product in the form of a cushioning device made from thermoplastic film containing crystalline material inflated to a relatively high pressure and sealed at the time of manufacture. The product maintains the internal inflatant pressure for long periods of time by employing a form of the diffusion ...


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Joseph F Boggia: Athletic shoe. GenCorp, July 12, 1988: US04756098 (248 worldwide citation)

An athletic shoe generally has a plurality of strips of an inextensible material, such as graphite, which extend from the lace area rearwardly over the shoe exterior and into a non-ground contacting area of a laminated sole. The weight of the wearer also bears upon the strip sole ends and aids in re ...