| US 1650039 A | Face-powder box | Nov-1927 | ||
| US 2325590 A | Earphone | Jul-1943 | 381/328 | |
| US D153577 S | [US D153577 S] | May-1949 | [+22] | |
| US D270634 S | Headphones | Sep-1983 | ||
| US D278234 S | Headphone | Apr-1985 | ||
| US 4588867 A | Ear microphone | May-1986 | ||
| US 4646872 A | Earphone | Mar-1987 | ||
| US 4677675 A | Response-modifying acoustic couplers for hearing aids | Jun-1987 | 381/322 | |
| US D299344 S | Foam ear cushion for telephone headset or similar article | Jan-1989 | D14/249 | |
| US 4893344 A | Headset having a post auricle mount and arranged to be worn on a person's outer ear | Jan-1990 | ||
| US 4942617 A | Earphone cord take-up device | Jul-1990 | ||
| US D311007 S | Earphone | Oct-1990 | ||
| US D316550 S | Combined earphone and receiver | Apr-1991 | ||
| US D318670 S | Combined earphone and remote controller | Jul-1991 | ||
| US D318864 S | Earphone | Aug-1991 | ||
| US D318865 S | Earphone | Aug-1991 | ||
| US D326655 S | Radio receiver | Jun-1992 | ||
| US D331057 S | Headphone | Nov-1992 | ||
| US 5185802 A | Modular hearing aid system | Feb-1993 | 381/328 | |
| US D337118 S | Earphone | Jul-1993 | ||
| US D391572 S | Radio with earphones | Mar-1998 | ||
| US D410079 S | Hearing protective device | May-1999 | D24/106 | |
| US D430139 S | Portable handsfree system | Aug-2000 | ||
| US 6122369 A | Communication process device and method therefor | Sep-2000 | ||
| US D469753 S | Ear phone | Feb-2003 |
| US D506744 | patent | Ear phone and ear phone holder |