| Patents for G01J 7 - Measuring velocity of light (39) |
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| 02/19/2014 | CN203443673U Light velocity measuring instrument |
| 10/23/2013 | CN103364090A Device and method for measuring propagation phase velocity of ultrashort pulse laser in media |
| 08/21/2013 | CN203148570U Light speed anisotropy measuring device |
| 06/19/2013 | CN103162844A Anisotropism measuring method of light velocity |
| 12/26/2012 | CN202631173U Device for testing active force of photons and speed of light |
| 09/19/2012 | EP2499475A1 Method and system for one-way time transmission |
| 06/28/2012 | DE102011089642A1 Light travel time sensor i.e. photo mixing detector-sensor, for three-dimensional time-of-light camera, has evaluation device determining distance value based on electrical parameters, where additional parameters are used to determine value |
| 06/28/2012 | DE102011089636A1 Light propagation time camera system, has evaluation unit connected with light propagation time sensor and photosensor and designed to start distance measurement depending on signals of photosensor |
| 05/19/2011 | WO2011059387A1 Method and system for one-way time transmission |
| 01/20/2011 | WO2011006250A1 Interface plasmon polariton waveguide |
| 04/29/2009 | CN100483088C Measuring method and its device for focus gauss light beam phase velosity distribution |
| 10/24/2007 | CN101059373A Method and device for measuring one-way light speed and checking Lorentz transformation |
| 10/11/2007 | DE102006015146A1 Body translation speed determining device for use in e.g. terrestrial surrounding, has evaluation electronics and measuring system for determining light speed variations between different spatial directions |
| 07/18/2007 | CN101000265A One-way light velocity instrument |
| 04/11/2007 | CN1945245A Method and system for measuring light speed in short optical path using optic and electric signal phase difference |
| 11/08/2006 | CN1858565A Measuring method and its device for focus gauss light beam phase velosity distribution |
| 08/03/2006 | DE19741887B4 Vorrichtung zur Laufzeitmessung von Licht Device at run-time measurement of light |
| 07/11/2006 | US7075627 Device, system and method for measuring Reichenbach clock synchronizations |
| 09/22/2005 | US20050206902 Device, system and method for measuring the dilaton particle |
| 07/27/2005 | EP0882219B1 High spectral resolution fiber optic spectrometer |
| 09/07/2004 | US6788410 Delay time measurement apparatus for optical element |
| 06/24/2004 | US20040119967 Device, system and method for measuring the inverse fine structure constant |
| 04/21/2004 | EP1411339A2 Wavelength dispersion measuring apparatus and polarization dispersion measuring appparatus |
| 11/04/2003 | CA2221176C High spectral resolution fiber optic spectrometer |
| 01/09/2003 | US20030007221 Device, system and method for measuring reichenbach clock synchronizations |
| 06/28/2000 | EP1014033A2 Delay time measurement apparatus for optical element |
| 11/30/1999 | US5995228 Wavelength dispersion measuring apparatus and polarization dispersion measuring apparatus |
| 08/25/1999 | EP0937973A2 Wavelength dispersion measuring apparatus and polarization dispersion measuring apparatus |
| 12/09/1998 | EP0882219A2 High spectral resolution fiber optic spectrometer |
| 04/30/1998 | DE19644791A1 Method for determining light transmission time over measurement path |
| 01/02/1998 | DE19624751A1 Duration time measuring process using continuous light beam |
| 04/08/1997 | US5619332 High spectral resolution fiber optic spectrometer |
| 02/13/1997 | WO1996036858A3 High spectral resolution fiber optic spectrometer |
| 11/21/1996 | WO1996036858A2 High spectral resolution fiber optic spectrometer |
| 10/26/1994 | CN2180986Y 弱光自动报警器 Low-light auto alarm |
| 06/23/1994 | DE4242765A1 Ether drift measurement arrangement |
| 09/04/1991 | CN1054309A Light measurer |
| 01/15/1986 | CN85201060U Multipurpose light velocity mesurement device |
| 10/25/1983 | US4411520 Light dispersion measuring apparatus |