Number | Date | Country | Kind |
---|---|---|---|
4-078911 | Feb 1992 | JPX | |
4-129998 | Apr 1992 | JPX | |
4-260862 | Sep 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4317242 | Stamper | Mar 1982 | |
4370301 | Doi et al. | Jan 1983 | |
5043310 | Takeuchi et al. | Aug 1991 | |
5145657 | Kobayashi et al. | Sep 1992 | |
5288306 | Aibe et al. | Feb 1994 |
Number | Date | Country |
---|---|---|
0331192 | Sep 1989 | EPX |
0487263 | May 1992 | EPX |
50-131847 | Oct 1975 | JPX |
52-63882 | May 1977 | JPX |
59-151963 | Aug 1984 | JPX |
59-199039 | Nov 1984 | JPX |
59-227704 | Dec 1984 | JPX |
61-68136 | Apr 1986 | JPX |
61-172561 | Aug 1986 | JPX |
62-262742 | Nov 1987 | JPX |
63-130138 | Jun 1988 | JPX |
0268929 | Oct 1989 | JPX |
2088719 | Feb 1981 | GBX |
Entry |
---|
Database WPIL, Week 9103, Derwent Publications Ltd., London, GB; AN 91-019882 & KR-A-9 001 367 (Gold Star). |
Database WPIL, Week 9149, Derwent Publications Ltd., London, GB; AN 91-356988 & JP-A-3 238 011 (Kuraray Chem). |
Database WPIL, Week 8206, Derwent Publications Ltd., London, GB; AN 82-11105E & JP-A-57 002 368 (Takeda). |