|
| US4108450 | 26 Apr 1977 | 22 Aug 1978 | | Roller skate |
| US4699390 | 8 Feb 1982 | 13 Oct 1987 | | Combined roller and blade skate |
| US4991725 | 29 Aug 1985 | 12 Feb 1991 | InterMetro Industries Corporation | Compact storage system |
| US5129663 | 18 Dec 1990 | 14 Jul 1992 | | Roller/ice skate base |
| US5193827 | 14 Apr 1992 | 16 Mar 1993 | O.S. Designs, Inc. | Convertible in-line roller skates |
| US5314199 | 12 Mar 1993 | 24 May 1994 | O.S. Designs, Inc. | Convertible in-line roller skates |
| US5320366 | 5 Mar 1993 | 14 Jun 1994 | | Assembly for converting inline roller skate to ice skate |
| US5595392 | 31 Jul 1995 | 21 Jan 1997 | | In-line roller ice skate combination |
| US5680942 | 18 May 1995 | 28 Oct 1997 | Metal Masters Foodservice Equipment Co., Inc. | Overhead track high density storage system with center and side guide rollers and caster lock alignment clip |
| US5727796 | 7 Aug 1995 | 17 Mar 1998 | | In-line skate conversion kit |
| US5873584 | 7 Oct 1997 | 23 Feb 1999 | Rike Inline, Inc. | In-line roller skate frame |
| US6015157 | 1 Apr 1997 | 18 Jan 2000 | Fancyform Design Engineering | Roller skate adaptable to user, style, and terrain |
| US6481724 | 9 Apr 2001 | 19 Nov 2002 | | Adapter for converting in-line roller skates to ice skates |
| USD373399 | 24 Nov 1995 | 3 Sep 1996 | | Adaptor ice skate blade for an inline skate |