Bien-Air Medical Technologies

Bien-Air Medical Technologies develops, manufactures, and markets instrumentation devices and systems across multiple dental and surgery specialties. The company operates eight subsidiaries from its Bienne, Switzerland headquarters.
Bien-Air was founded by David Mosimann in 1959 to develop medical instruments that would improve work for medical practitioners. The company developed its first air turbine dental drill in 1965, and the first all-electric dental drill in 1970.
Products
Three of the company's products appear in the American Dental Association's Dental Product Guide; each of these is a multi-function dental handpiece (drills, colloquially).
* Chriopro L
* MX2 Micro Series
* Blackline Bora and Prestige
Intellectual property
This information includes only patents that are in force at the time of writing. Lapsed and terminated patents have not been included.
The company has secured a number of dental/surgery specific patents, but also a couple of general utility patents with broad applicability related to electromechanics of electric motors.
Dental and surgical
A patent entitled "Quick Fit Revolving Connecting Unit for Connecting a Dental Instrument to a Power Supply" was granted in the United States in 2001.
A patent entitled "Pipe and Universal Coupling for Supplying Instruments for Dental or Surgical Use" was granted as a World (WO) patent in 2007 and subsequently granted in China (2009), Japan (2011) and the United States (2013).
A patent entitled "Peristaltic Pump and Irrigation Line" was granted in China (2013), Hong Kong (2013), Japan (2014), the United States (2014) and Brazil (2019).
A patent entitled "Centrifugal Deflection Device for a Surgical or Dental Handpiece for Evacuating Foreign Bodies" was granted in China (2013), Hong Kong (2013), the United States (2014) and Japan (2015).
A patent entitled "Interface Device Between User and Surgical or Dental Instrument" was granted in the United States (2016) and Japan (2017).
A patent entitled "Hand Piece for Dental or Surgical Applications" was granted in the United States (2017) and Japan (2019).
A patent entitled "Dental or Surgical Compressed Air Handpiece and Turbine For Such a Handpiece" was granted in 2018 in the United States, Japan and China. A related patent entitled "A Turbine of a Dental or Surgical Compressed Air Handpiece" was also granted in 2018 in China.
General
A patent entitled "Device for Controlling an Electric Motor" was granted in the United States in 2001.
A patent entitled "Method for Determining the Angular Position of a Permanent Magnet Rotor of a Polyphase Electric Motor" was granted in the United States (2004) and as a World (WO) patent (2007). A related patent entitled "Brushless Electric Machine with Means for Detecting the Angular Position of the Rotor" was granted in the United States in 2002.

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