Number | Name | Date | Kind |
---|---|---|---|
4101686 | Strella et al. | Jul 1978 | |
4533596 | Besselman | Aug 1985 | |
4581283 | Tokunaga et al. | Apr 1986 | |
4628000 | Talvalkar et al. | Dec 1986 | |
4740798 | Shinoazaki | Apr 1988 | |
4741918 | Nagy De Nagybaczon et al. | May 1988 | |
4891240 | Ward et al. | Jan 1990 | |
4894283 | Wehr | Jan 1990 | |
4894288 | Fukuda et al. | Jan 1990 | |
4957808 | Arai et al. | Sep 1990 | |
4970119 | Koshizuka et al. | Nov 1990 | |
4983445 | Ueyama | Jan 1991 | |
5026606 | Isbrandt et al. | Jun 1991 | |
5035950 | Del Rosario | Jul 1991 | |
5083157 | Smith et al. | Jan 1992 | |
5110667 | Galick et al. | May 1992 | |
5118579 | Aharoni et al. | Jun 1992 |
Number | Date | Country |
---|---|---|
55-125535 | Sep 1980 | JPX |