Patents
Patents for G03H 3 - Holographic processes or apparatus using ultrasonic, sonic, or infrasonic waves for obtaining holograms; Processes or apparatus for obtaining an optical image from them (180)
01/2003
01/03/2003WO2001095040A9 Apparatus and process modifications in ultrasonic holography to improve image quality
08/2002
08/29/2002US20020118600 Ultrasonic holography detector
06/2002
06/13/2002WO2001095038A3 Apparatus and process for enhancing imaging of subtle structures
06/11/2002US6401540 Method and apparatus for detecting internal structures of bulk objects using acoustic imaging
05/2002
05/23/2002WO2001095040A3 Apparatus and process modifications in ultrasonic holography to improve image quality
04/2002
04/18/2002US20020045819 Acoustically generated images having selected components
03/2002
03/28/2002WO2001095039A3 Improved detector in ultrasonic holography
03/07/2002US20020029132 Background noise eliminating apparatus and method, and storage medium storing program realizing such method
03/05/2002US6353576 Detector in ultrasonic holography
02/2002
02/12/2002US6347060 Hologram observation method and hologram observation apparatus and multi-dimensional hologram data processing method and multi-dimensional hologram data processing apparatus
12/2001
12/13/2001WO2001095040A2 Apparatus and process modifications in ultrasonic holography to improve image quality
12/13/2001WO2001095039A2 Improved detector in ultrasonic holography
12/13/2001WO2001095038A2 Apparatus and process for enhancing imaging of subtle structures
09/2001
09/07/2001WO2001065203A1 Detecting internal structures using light generated acoustic imaging
07/2001
07/18/2001EP0617797B1 Image synthesis using time sequential holography
06/2001
06/12/2001CA2050113C Sterile ultrasound cover tube
05/2001
05/16/2001EP1099959A2 Image synthesis using time sequential holography
03/2001
03/06/2001US6198539 Hologram observation method and hologram observation apparatus
10/2000
10/31/2000US6140960 Hologram observation method for three-dimensional wave source distribution, and stereoscopic directivity estimation method of antenna and wave distribution observation method based on hologram observation
11/1999
11/16/1999US5986971 Image processing system and method for estimating acoustic property of a movable sound source
03/1999
03/18/1999DE19838052A1 Hologram observation method
12/1997
12/09/1997US5696628 Method for manufacturing optical components with periodic or quasi-periodic optical properties
05/1997
05/06/1997US5627319 Motion acoustic holograph
10/1996
10/30/1996EP0613556B1 Ultrasonic holography imaging method and apparatus
09/1996
09/04/1996EP0613557B1 Ultrasonic holographic imaging apparatus having zoom feature
02/1996
02/14/1996EP0696792A2 Time multiplexed digital ultrasound beamformer
11/1995
11/28/1995US5469851 Time multiplexed digital ultrasound beamformer
03/1995
03/01/1995EP0640222A1 Method for manufacturing optical components with periodic or quasi-periodic optical properties
01/1995
01/24/1995US5384573 Image synthesis using time sequential holography
12/1994
12/14/1994EP0617797A4 Image synthesis using time sequential holography.
10/1994
10/05/1994EP0617797A1 Image synthesis using time sequential holography
09/1994
09/15/1994WO1994020868A1 Method for manufacturing optical components with periodic or quasi-periodic optical properties
09/15/1994CA2134771A1 Method for manufacturing optical components with periodic or quasi-periodic optical properties
09/07/1994EP0613556A1 Ultrasonic holography imaging method and apparatus.
07/1994
07/19/1994US5329817 Ultrasonic holography imaging method and apparatus
07/05/1994USH1330 Method of measuring structural intensities in vibrating plate radiators
11/1993
11/09/1993US5259383 Sterile ultrasound cover tube
07/1993
07/08/1993WO1993013432A1 Image synthesis using time sequential holography
07/08/1993CA2125879A1 Image synthesis using time sequential holography
05/1993
05/27/1993WO1993010447A1 Ultrasonic holographic imaging apparatus having zoom feature
05/27/1993WO1993010446A1 Ultrasonic holography imaging method and apparatus
05/18/1993US5212571 Ultrasonic holographic imaging apparatus having zoom feature
04/1992
04/01/1992EP0477581A1 Sterile ultrasound cover tube
07/1991
07/09/1991US5031154 Three-dimensional object imaging method and system
02/1990
02/27/1990US4905202 Detection panel and method for acoustic holography
12/1989
12/26/1989US4889398 Self referencing ambiguity free holography
06/1987
06/24/1987CN85109697A Holographic imagery method of wave
12/1986
12/30/1986US4631965 Acoustic holography process and apparatus using a space-limited ultrasonic beam
09/1986
09/03/1986EP0083584B1 Holographic b-scan imaging method
11/1984
11/07/1984EP0124442A2 Method and device for acoustic holographyx using an altrasonic beam limited in space
03/1984
03/20/1984CA1164084A1 Ultrasonic holography imaging device having a macromolecular piezoelectric element as a transducer
11/1983
11/15/1983US4415996 Nonwavelength-limited holographic sound field reconstruction
10/1983
10/25/1983US4412147 Ultrasonic holography imaging device having a macromolecular piezoelectric element transducer
09/1983
09/06/1983US4403311 Acoustic imaging system
07/1983
07/19/1983CA1150082A1 Digital type ultrasonic holography apparatus
12/1982
12/28/1982US4366380 Method and apparatus for structural analysis
11/1982
11/30/1982US4361042 Digital type ultrasonic holography apparatus
08/1982
08/19/1982WO1982002781A1 The holographic b-scan imaging method
06/1982
06/08/1982CA1125064A1 Digital type ultrasonic holographic apparatus
02/1982
02/09/1982US4314739 Holographic method for conversion of waves
01/1982
01/26/1982US4312229 Detection, characterization, and study of flaws in work with acoustic energy
01/06/1982EP0043293A1 Digital phase detector
09/1981
09/30/1981EP0036794A1 Acoustic imaging system
08/1981
08/18/1981US4284324 Acousto-optical imagery system based on coherent holographic detection in real time
07/1981
07/29/1981EP0032848A1 Digital type ultrasonic holography apparatus
07/21/1981US4279462 Method of holographic processing of waves
05/1981
05/26/1981CA1101706A1 Acousto-optical imagery system based on coherent holographic detection in real time
02/1981
02/24/1981US4252024 Flaw detection, characterization and study
02/24/1981US4252022 Detection, characterization and studying of flaws in work by acoustic imaging
10/1980
10/29/1980EP0018079A1 Digital type ultrasonic holographic apparatus
10/1979
10/09/1979US4170142 Linear transducer array and method for both pulse-echo and holographic acoustic imaging
10/1978
10/10/1978US4119940 Underwater viewing system
06/1978
06/06/1978US4093382 Hybrid holographic non-destructive test system
08/1977
08/02/1977US4040056 Method for aberration-free optical recording of highly resolved sonar or radar maps
05/1977
05/10/1977US4023173 Object discerning method and apparatus using a spatial wave propagation
05/03/1977US4021771 Scan acoustical holographic imaging apparatus
03/1977
03/29/1977US4015248 Process for recording low-frequency wide-band signals on a thermoplastic storage medium
03/15/1977US4012711 Process and apparatus for recording acoustical holograms
09/1976
09/28/1976US3983529 Detector for use in acoustic holography
06/1976
06/15/1976US3964052 Acoustical imaging system
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