Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Application No. | Application Title | Issue Date |
| 20050152535 | Headphone receiver apparatus for use with low power transmitters A headphone receiver apparatus for use with low power transmitters includes a pair of headphone speaker enclosures connected by a headband. An antenna element in the form of a spring steel band or a plastic cable/antenna band where one of the conductors is utilized as t... | 07/14/2005 |
| 20050117770 | Wireless hands-free apparatus with sound-absorbing function The present invention provides a wireless hands-free apparatus with a sound-absorbing function. The hands-free apparatus has improved talking quality when used with a bluetooth earphone. The hands-free apparatus has an earphone with a built-in wireless communication mod... | 06/02/2005 |
| 20050100182 | Hearing instrument having a wireless base unit In accordance with the teachings described herein, systems and methods are provided for a hearing instrument having a wireless base unit. The base unit may include one or more microphones for generating an audio signal and communications circuitry for wirelessly transmi... | 05/12/2005 |
| 20050058280 | Communication headset and method A communication headset (10) having an ear mount (12), a communication base unit (14), a hinge unit (16) that pivotally connects the communication base unit (14) to the ear mount (12) and allows the ear mount (12) to be r... | 03/17/2005 |
