Number | Date | Country | Kind |
---|---|---|---|
5-210691 | Aug 1993 | JPX | |
5-322629 | Dec 1993 | JPX |
This is a continuation of application Ser. No. 08/294,307 filed Aug. 23, 1994 now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
4904856 | Nagahama et al. | Feb 1990 | |
4918675 | Lee | Apr 1990 | |
5065380 | Yokota | Nov 1991 | |
5111448 | Komma et al. | May 1992 | |
5111449 | Kurata et al. | May 1992 | |
5136152 | Lee | Aug 1992 | |
5180909 | Ohyama et al. | Jan 1993 | |
5293038 | Kadowaki et al. | Mar 1994 |
Number | Date | Country |
---|---|---|
0 199 565 | Oct 1986 | EPX |
0 244 827 | Nov 1987 | EPX |
0 555 097 | Aug 1993 | EPX |
Entry |
---|
Patent Abstracts of Japan, vol. 11, No. 253, "Integrated Optical Pickup Head", Aug. 18, 1987. |
Patent Abstracts of Japan, vol. 14, No. 98, "Optical Pickup Device", Feb. 22, 1990. |
Patent Abstracts of Japan, vol. 15, No. 46, "Optical Integrated Circuit", Feb. 4, 1991. |
Number | Date | Country | |
---|---|---|---|
Parent | 294307 | Aug 1994 |