Number | Date | Country | Kind |
---|---|---|---|
2000-57214 | Sep 2000 | KR |
Number | Name | Date | Kind |
---|---|---|---|
5450491 | McNair | Sep 1995 | A |
5592560 | Deaton et al. | Jan 1997 | A |
5905248 | Russell et al. | May 1999 | A |
5939699 | Perttunen et al. | Aug 1999 | A |
5950173 | Perkowski | Sep 1999 | A |
6247000 | Hawkins et al. | Jun 2001 | B1 |
6525698 | Takechi et al. | Feb 2003 | B1 |
20020059147 | Ogasawara | May 2002 | A1 |
20020065728 | Ogasawara | May 2002 | A1 |
Number | Date | Country |
---|---|---|
04033188 | Feb 1992 | JP |
Entry |
---|
Liquid Crystal Diode Bar Code Unit, IBM Technical Disclosure Bulletin, Dec. 1990, vol. 33, No. 7, pp. 363-365. |