LITEF GmbH

Patent Applications and Registrations

Patent applications and USPTO patent grants for LITEF GmbH.The latest application filed is for "coriolis gyro".

Company Profile

0.47.1

LITEF GmbH - Freiburg DE
LITEF GmbH - Freiburg im Breisgau DE
LITEF GmbH - Freiburg im Breisbau DE
LITEF GmbH - DE DE
Litef GmbH - Breisgau DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks

Patent Activity

Patent	Date
Micromechanical component and method for fabricating a micromechanical component Grant 7,964,428 - Breng , et al. June 21, 2	2011-06-21
High-resolution digital phase modulator for a fiber-optic signal transmission or measurement device Grant 7,961,373 - Spahlinger , et al. June 14, 2	2011-06-14
Operating method for a Coriolis gyro, and evaluation/control electronics which are suitable for this purpose Grant 7,805,993 - Spahlinger October 5, 2	2010-10-05
Coriolis Gyro App 20100116050 - Wolfram; Geiger	2010-05-13
Pulse modulator and pulse modulation method Grant 7,639,757 - Spahlinger December 29, 2	2009-12-29
Method for controlling/regulating a physical quantity of a dynamic system, in particular a micromechanical sensor Grant 7,490,015 - Spahlinger February 10, 2	2009-02-10
Method for quadrature-bias compensation in a Coriolis gyro, as well as a Coriolis gyro which is suitable for this purpose Grant 7,481,110 - Handrich , et al. January 27, 2	2009-01-27
Digital phase modulator for a fiber-optic device Grant 7,469,075 - Voigt , et al. December 23, 2	2008-12-23
Method for measurement of rotation rates/accelerations using a rotation rate coriolis gyro, as well as a coriolis gyro which is suitable for this purpose Grant 7,340,954 - Handrich March 11, 2	2008-03-11
Method for electronically tuning the readout vibration of a coriolis gyroscope Grant 7,337,665 - Schroeder March 4, 2	2008-03-04
Method for determination/compensation of bias errors/random walk errors induced by the light source in fiber-optic Sagnac interferometers Grant 7,324,206 - Spahlinger January 29, 2	2008-01-29
Method for regulating the operating frequency and multifunctional integrated circuit chip for a fiber-optic gyroscope Grant 7,283,246 - Voigt , et al. October 16, 2	2007-10-16
Method for electronic tuning of the read oscillation frequency of a coriolis gyro Grant 7,278,312 - Schroeder October 9, 2	2007-10-09
Method for detecting a zero-point error of a coriolis gyroscope and coriolis gyroscope using said method Grant 7,249,488 - Schroeder July 31, 2	2007-07-31
Method for determining a zero-point error in a vibratory gyroscope Grant 7,246,512 - Schroeder July 24, 2	2007-07-24
Method for electronically adjusting the selective oscillation frequency of a Coriolis gyro Grant 7,231,823 - Schroeder June 19, 2	2007-06-19
Method for compensation for a zero error in a coriolis gyro Grant 7,216,525 - Schroeder May 15, 2	2007-05-15
Method for preventing bias-errors as a result of synchronous interference in fiber-optic gyroscopes Grant 7,190,463 - Spahlinger March 13, 2	2007-03-13
Method and device for increasing the long-term operational reliability of a fiber optic interferometer Grant 7,173,712 - Keller February 6, 2	2007-02-06
Method for determining and compensating the scale factor error caused by a wavelength change in a GPS-based inertial navigation system Grant 7,130,744 - Krings October 31, 2	2006-10-31
Highly stable broadband light source and suitable stabilization method therefor Grant 7,119,324 - Voigt October 10, 2	2006-10-10
Current measurement method and device based on a fiber optic in-line Sagnac interferometer Grant 7,102,757 - Spahlinger , et al. September 5, 2	2006-09-05
Method for producing a torsion spring Grant 6,863,832 - Wiemer , et al. March 8, 2	2005-03-08
Digital phase modulator Grant 6,760,111 - Mark , et al. July 6, 2	2004-07-06
Fiber optic coil for a fiber optic measuring system and method for producing the same Grant 6,707,975 - Bueschelberger , et al. March 16, 2	2004-03-16
Acceleration measuring device with pulse width modulation resetting Grant 6,691,572 - Handrich February 17, 2	2004-02-17
Micromechanical rpm sensor Grant 6,490,923 - Breng , et al. December 10, 2	2002-12-10
Method and device for stabilizing the scale factor of a fiber optic gyroscope Grant 6,373,048 - Tschanun April 16, 2	2002-04-16
Connection between a light guide and a light receiver Grant 6,231,245 - Buschelberger , et al. May 15, 2	2001-05-15
Navigation system for a vehicle, especially a land craft Grant 6,205,401 - Pickhard , et al. March 20, 2	2001-03-20
Micromechanical rotation speed sensor Grant 5,959,206 - Ryrko , et al. September 28, 1	1999-09-28
Method and device for speech encryption and decryption in voice transmission Grant 5,778,073 - Busching , et al. July 7, 1	1998-07-07
FDIC method for minimizing measuring failures in a measuring system comprising redundant sensors Grant 5,661,735 - Fischer August 26, 1	1997-08-26
Micromechanical accelerometer with plate-like semiconductor wafers Grant 5,614,742 - Gessner , et al. March 25, 1	1997-03-25
Thermoelectric heating or cooling device Grant 5,515,683 - Kessler May 14, 1	1996-05-14
Micromechanical accelerometer and method of manufacture thereof Grant 5,504,032 - Gessner , et al. April 2, 1	1996-04-02
Method and apparatus for stabilizing control loop scale factor and gain in a fiber optic Sagnac interferometer Grant 5,351,123 - Spahlinger September 27, 1	1994-09-27
Method and apparatus for demodulating the rotation rate signal of a fiber optic gyroscope Grant 5,133,600 - Schroder July 28, 1	1992-07-28
Pendulum with bending spring joint Grant 4,953,834 - Ebert , et al. September 4, 1	1990-09-04
Method for determining the heading of an aircraft Grant 4,930,085 - Kleinschmidt May 29, 1	1990-05-29
Method for determining aircraft flight altitude Grant 4,922,258 - Hassenpflug May 1, 1	1990-05-01
Method for determining route angles Grant 4,870,602 - Baumker September 26, 1	1989-09-26
Apparatus for redundant axis stabilization and control of an aircraft Grant 4,844,383 - Hassenpflug July 4, 1	1989-07-04
Method for reading out rotation rate with a passive optical resonator Grant 4,825,261 - Schroeder April 25, 1	1989-04-25
Navigation method Grant 4,809,007 - Hassenplug February 28, 1	1989-02-28
Method and apparatus for measuring angular rate with a passive optical resonator Grant 4,702,600 - Handrich , et al. October 27, 1	1987-10-27
Method and apparatus for measuring rate of rotation by the sagnac effect Grant 4,702,601 - Schroder October 27, 1	1987-10-27
Method for determining the horizontal airspeed of helicopters in low speed ranges Grant 4,702,106 - Hassenpflug , et al. October 27, 1	1987-10-27

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