Number | Date | Country | Kind |
---|---|---|---|
8-322646 | Dec 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
5194367 | Yamada et al. | Mar 1993 | |
5503965 | Okutsu | Apr 1996 | |
5578414 | Yamamoto et al. | Nov 1996 | |
5578433 | Morishima et al. | Nov 1996 | |
5587276 | Katoh | Dec 1996 | |
5721094 | Komatsu et al. | Feb 1998 |
Number | Date | Country |
---|---|---|
0518352 | Dec 1992 | EPX |
0793140 | Sep 1997 | EPX |
Entry |
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European Search Report EP 97 30 9612, Mar. 1998. |
XP-002059150 Derwent--Abstract, JP7104442 Apr. 1995. |
XP-002059151 Derwent--Abstract, JP8076324 Mar. 1996. |