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| US4811455 | 8 Abr 1988 | 14 Mar 1989 | Caldwell Manufacturing Company | Window spring anchor |
| US4827081 | 17 Ago 1988 | 2 May 1989 | Raychem Limited | Helical insulator containing at least one optical fiber |
| US5418343 | 19 Nov 1993 | 23 May 1995 | Square D Company | Current limiting circuit breaker |
| US6341767 | 29 Jun 1999 | 29 Ene 2002 | | Spring for valve control in engines |
| US6831232 | 16 Jun 2002 | 14 Dic 2004 | | Composite insulator |
| US7028998 | 4 Mar 2003 | 18 Abr 2006 | MacLean-Fogg Company | Stabilizer bar |
| US7041913 | 6 Abr 2004 | 9 May 2006 | | Method and arrangement for providing a gas-tight housing joint |
| US7180004 | 18 Ene 2006 | 20 Feb 2007 | MacLean-Fogg Company | Method and arrangement for providing a gas-tight joint |
