Number | Date | Country | Kind |
---|---|---|---|
6-158755 | Jul 1994 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4883521 | Shimizu et al. | Nov 1989 | |
4979973 | Takita et al. | Dec 1990 | |
5063181 | Takita et al. | Nov 1991 | |
5114881 | Kaneko et al. | May 1992 | |
5141786 | Shimizu et al. | Aug 1992 | |
5211733 | Fukao et al. | May 1993 | |
5302556 | Shimizu et al. | Apr 1994 |
Number | Date | Country |
---|---|---|
0384284 | Aug 1990 | EPX |
0385753 | Sep 1990 | EPX |
Entry |
---|
Database WPI, Derwent Publications, AN-89 320713, JP-A-01 239082, Sep. 25, 1989. |
Database WPI, Derwent Publications, AN-78 81142a, JP-A-53 113817, Oct. 4, 1978. |