Number | Date | Country | Kind |
---|---|---|---|
7-334854 | Dec 1995 | JPX | |
8-183141 | Jul 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4767571 | Suzuki et al. | Aug 1988 | |
4976503 | Woodard | Dec 1990 | |
5024923 | Suzuki et al. | Jun 1991 | |
5124067 | Itoh et al. | Jun 1992 | |
5296162 | Itoh et al. | Mar 1994 | |
5446141 | Itoh et al. | Aug 1995 | |
5518810 | Nishihara et al. | May 1996 | |
5582774 | Itoh et al. | Dec 1996 |
Number | Date | Country |
---|---|---|
0166370 | Jan 1986 | EPX |
0373643 | Jun 1990 | EPX |
9-145918 | Jun 1997 | JPX |
Entry |
---|
Patent Abstracts of Japan, vol. 015, No. 072 (C-0808), Feb. 20, 1991 & JP02296885 (Mitsui Toatsu Chemicals, Inc.), Dec. 1990 *Abtract Only*. |