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Class Information
Number: 356/28
Name: Optics: measuring and testing > Velocity or velocity/height measuring > With light detector (e.g., photocell)
Description: Subject matter wherein the measuring system includes means responsive to the received light.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4113382 |
Method of and system for measuring distances |
Sep. 12, 1978 |
| 4111552 |
Apparatus and method for measuring distance from and speed components of an object traveling vertical to a reference line |
Sep. 5, 1978 |
| 4109647 |
Method of and apparatus for measurement of blood flow using coherent light |
Aug. 29, 1978 |
| 4110042 |
Method and apparatus for photoelectrically determining the position of at least one focal plane of an image |
Aug. 29, 1978 |
| 4099870 |
Optical probe for the measurement of speeds in a fluid flow |
Jul. 11, 1978 |
| 4100599 |
Method and apparatus for determining velocity of a moving member |
Jul. 11, 1978 |
| 4097153 |
Method and apparatus for measuring the electrophoretic mobility of suspended particles |
Jun. 27, 1978 |
| 4097148 |
Mode locked laser range finder |
Jun. 27, 1978 |
| 4077718 |
Receiver for optical radar |
Mar. 7, 1978 |
| 4071297 |
Method and apparatus for photoelectrically determining the position of at least one image focus plane |
Jan. 31, 1978 |
| 4063814 |
Optical scanner |
Dec. 20, 1977 |
| 4058774 |
Optical transponder |
Nov. 15, 1977 |
| 4042822 |
Laser radar device utilizing heterodyne detection |
Aug. 16, 1977 |
| 4040741 |
Polarized grating optical odometer |
Aug. 9, 1977 |
| 4036557 |
Laser doppler velocimeter |
Jul. 19, 1977 |
| 4028673 |
Crosswind measurements through pattern recognition techniques |
Jun. 7, 1977 |
| 4026655 |
Pseudo-backscatter laser doppler velocimeter employing antiparallel-reflector in the forward direction |
May. 31, 1977 |
| 4026654 |
System for detecting the presence of a possibly moving object |
May. 31, 1977 |
| 4025194 |
Common aperture laser transmitter/receiver |
May. 24, 1977 |
| 4011445 |
Optical array active radar imaging technique |
Mar. 8, 1977 |
| 3998552 |
Instrument responsive to back-scattered or back-reflected radiation having passive system for range correction |
Dec. 21, 1976 |
| 3994583 |
Noncontacting method and apparatus for monitoring the speed and travel of a moving article |
Nov. 30, 1976 |
| 3989378 |
Method for no-contact measurement |
Nov. 2, 1976 |
| 3984685 |
Wind measurement system |
Oct. 5, 1976 |
| 3984686 |
Focused laser doppler velocimeter |
Oct. 5, 1976 |
| 3966324 |
Laser doppler anemometer |
Jun. 29, 1976 |
| 3960410 |
System for achieving a maximum braking effect |
Jun. 1, 1976 |
| 3958881 |
Method of operating a laser oscillator and amplifier |
May. 25, 1976 |
| 3954335 |
Method and apparatus for measuring range and speed of an object relative to a datum plane |
May. 4, 1976 |
| 3953126 |
Optical convolution velocimeter |
Apr. 27, 1976 |
| 3951548 |
Electro-optical fourier vernier device |
Apr. 20, 1976 |
| 3950100 |
Laser heterodyne system |
Apr. 13, 1976 |
| 3950099 |
Two-axis image motion detector |
Apr. 13, 1976 |
| 3946616 |
Liquid crystal accelerometer |
Mar. 30, 1976 |
| 3946224 |
Method and device for detecting the passage of objects |
Mar. 23, 1976 |
| 3941477 |
Measuring device for the measurement of fluid flow rates |
Mar. 2, 1976 |
| 3940607 |
Photo-electric lightning detector apparatus |
Feb. 24, 1976 |
| 3930734 |
Process and apparatus for sensing magnitude and direction of lateral displacement |
Jan. 6, 1976 |
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