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Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US501436523 Jan 198914 May 1991Maxpro Helmets, Inc.Gas-fitted protective helmet
US50312462 Mar 199016 Jul 1991Headwear with size adjustment feature
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US55451285 Jun 199513 Aug 1996Beth Israel Hospital
President and Fellows of Harvard College
Bone fracture prevention method
US559929020 Nov 19924 Feb 1997Beth Israel Hospital
President and Fellows of Harvard College
Bone fracture prevention garment and method
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US63518532 Jun 20005 Mar 2002Southern Impact Research Center, LLCHelmet fitting system
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US65300929 May 200111 Mar 2003Southern Impact Research Center, LLCFitting and comfort system with inflatable liner for helmet
US65607894 Mar 200213 May 2003Personal protection device
US659142815 Feb 200215 Jul 2003Southern Impact Research Center, LLCHelmet fitting system
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US71039231 Jul 200312 Sep 2006Head protector for infants, small children, senior citizens, adults or physically disabled individuals
US79002798 Sep 20068 Mar 2011Riddell, Inc.Sports helmet with clamp for securing a chin protector
US82012699 Dec 200919 Jun 2012Kranos IP CorporationTPU/foam jaw pad