Number | Name | Date | Kind |
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4903051 | Egawa et al. | Feb 1990 | |
4914459 | Mama et al. | Apr 1990 | |
4934314 | Ideyama | Jun 1990 | |
5160966 | Shiina et al. | Nov 1992 | |
5196886 | Nakane et al. | Mar 1993 | |
5198861 | Hasegawa et al. | Mar 1993 | |
5532794 | Tokuyama et al. | Jul 1996 | |
5581221 | Kawai et al. | Dec 1996 | |
5581327 | Izumizaki et al. | Dec 1996 | |
5594533 | Katoh | Jan 1997 | |
5666588 | Uchiyama et al. | Sep 1997 |
Number | Date | Country |
---|---|---|
0520144 | Mar 1992 | EPX |
61-088284 | May 1986 | JPX |
09114226 | May 1997 | JPX |
Entry |
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European Search Report Application No. EP 98 10 0860; May 20, 1998. |