| Number | Name | Date | Kind |
|---|---|---|---|
| 4134537 | Glaser et al. | Jan 1979 | |
| 4166945 | Inoyama et al. | Sep 1979 | |
| 4355369 | Garvin | Oct 1982 | |
| 4561704 | Smith | Dec 1985 | |
| 4735289 | Kenyon | Apr 1988 | |
| 4754126 | Caldwell | Jun 1988 | |
| 4856437 | Trucksess | Aug 1989 | |
| 4919058 | Isozaki et al. | Apr 1990 | |
| 5071031 | Yuge et al. | Dec 1991 | |
| 5202549 | Decker et al. | Apr 1993 | |
| 5253167 | Yoshida et al. | Oct 1993 | |
| 5286954 | Sato et al. | Feb 1994 | |
| 5483047 | Ramachandran et al. | Jan 1996 | |
| 5553320 | Matsuura et al. | Sep 1996 | |
| 5561281 | Eda et al. | Oct 1996 | |
| 5616900 | Seewoster | Apr 1997 | |
| 5788348 | Ramachandran et al. | Aug 1998 | |
| 5794547 | Dallman et al. | Aug 1998 |
| Number | Date | Country |
|---|---|---|
| 134968 | Jul 1985 | JPX |
| 404058389 | Feb 1992 | JPX |
| 404096894 | Mar 1992 | JPX |
| Entry |
|---|
| International Search Report, PTC Search Authority, Jan. 9, 1998. |