Number | Date | Country | Kind |
---|---|---|---|
0029292 | Dec 2000 | GB |
Number | Name | Date | Kind |
---|---|---|---|
4023151 | Markham | May 1977 | A |
4544920 | Hamlin | Oct 1985 | A |
4912457 | Ladd | Mar 1990 | A |
5365214 | Angott et al. | Nov 1994 | A |
5493692 | Theimer et al. | Feb 1996 | A |
5532680 | Ousbourne | Jul 1996 | A |
5786760 | Suzuki et al. | Jul 1998 | A |
6307475 | Kelley | Oct 2001 | B1 |
Number | Date | Country |
---|---|---|
2 215 104 | Sep 1989 | GB |
2 270 585 | Mar 1994 | GR |
Entry |
---|
Mynatt, Elizabeth D., et al., “Designing Audio Aura,” Xerox Palo Alto Research Center, Palo Alto, CA 94304. |
Abstract of Japanese Patent Application No. JP9081176 “Message Information Arrangement Device”. |
Abstract of Japanese Patent Application No. JP8077462 “Operation State Notifying Device Using Sound”. |