Siemens Timeline

1878: PHONOPHOR: Special telephone receiver for individuals with hearing loss, invented by Werner von Siemens.

1910: The first line of hearing instruments from Siemens, initially intended for hearing-impaired employees and family members.

1914: Introduction of the "mini telephone,"� also known as an "ear speaker."�

1924: Patent for compact, pocket-sized carbon microphone/amplifier device.

1929: First portable apparatus with amplifying tube.

1949: PHONOPHOR ALPHA —a pocket-sized hearing instrument.

1953: Used transistors in hearing instruments for the first time.

1959: AURICULETTE 326—the first BTE hearing instrument. A European first: a BTE instrument with built-in receiver.

1961: AURICULINA 341—the first BTE with directional microphone.

1966: SIRETTA 339—the first ITE (In-the-Ear) hearing instrument.

1984: In-the-Ear COSMEA —the first customized ITE.

1985: In-the-Ear ASP —the world's first ITE with automatic noise suppression.

1987: TELOS—the world's first remote-controlled BTE instrument.

1991: TRITON 3000—a BTE and ITE device featuring 3-channel PMC-programmable technology.

1994: INFINITI—a complete line of hearing instruments incorporating a specially developed digitally programmable chip.

1997: PRISMA—the first fully digital hearing instrument with TwinMic System and voice sensitivity processing.

2000: SIGNIA—the first hearing instrument with ConTrast, especially designed to improve acoustic contrast.

Online@SHI—first e-business website to offer custom instrument online ordering with e-form.

2001: LasR—the first rapid shell manufacturing process, creates a more comfortably fitting hearing instrument.

2002: TRIANO—a complete line including TRIANO 3, the first hearing instrument with 3 microphones, and TRIANO SP, the first SuperPower device with a directional microphone system.

2003: Research proves that more than 95% of 62-year-olds with hearing loss tested with TRIANO could understand speech in noise just as well as normal hearing college students.

2004: ACURIS with e2e wireless. Two hearing instruments that not only communicate with each other, but also actually function as one binaural hearing system. ACURIS with Siemens proprietary wireless technology, e2e (ear-to-ear) wireless, creates a level of synchronization not possible before.