| US 1650039 A | Face-powder box | Nov-1927 | ||
| US 2325590 A | Earphone | Aug-1943 | ||
| US D153577 S | [US D153577 S] | May-1949 | [+35] | |
| 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 | ||
| US D299344 S | Foam ear cushion for telephone headset or similar article | Jan-1989 | ||
| 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 4965838 A | Ear piece transducer | Oct-1990 | 381/380 | |
| 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 | ||
| US D334043 S | Combined earphone and remote controller | Mar-1993 | ||
| US D337118 S | Earphone | Jul-1993 | ||
| US D337589 S | Earphone | Jul-1993 | D14/223 | |
| US D391572 S | Radio with earphones | Mar-1998 | ||
| US D410079 S | Hearing protective device | May-1999 | ||
| US D430139 S | Portable handsfree system | Aug-2000 | ||
| US 6122369 A | Communication process device and method therefor | Sep-2000 | ||
| US 6411722 B1 | Earphone for an RF transmitting device | Jun-2002 | 381/371 | |
| US D469753 S | Ear phone | Feb-2003 | ||
| US 6668064 B1 | Earphone without impulse noise and surrounding blockade | Dec-2003 | 381/380 | |
| US 6731772 B1 | Cushion cover for preventing pains in using earphones | May-2004 | 381/380 | |
| US 6810987 B1 | Earbud headset | Nov-2004 | 181/129 | |
| US D506744 S | Ear phone and ear phone holder | Jun-2005 | ||
| US D511157 S | Headphones with integrated remote control | Nov-2005 | D14/223 | |
| US D514552 S | Combined ear phone and mobile apparatus | Feb-2006 | D14/223 | |
| US D515070 S | Ear phone | Feb-2006 | ||
| US D523846 S | Earphone | Jun-2006 | D14/205 | |
| US D568291 S | Ear phone | May-2008 | D14/205 |