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Class Information
Number: 250/372
Name: Radiant energy > Invisible radiant energy responsive electric signalling > Ultraviolet light responsive means
Description: Subject matter wherein the radiation responsive means responds to ultraviolet light.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4656358 |
Laser-based wafer measuring system |
Apr. 7, 1987 |
| 4653908 |
Grazing incidence reflection spectrometer |
Mar. 31, 1987 |
| 4652761 |
Grating ozone spectrophotometer |
Mar. 24, 1987 |
| 4644166 |
Sensor for testing light and weather resistance of samples |
Feb. 17, 1987 |
| 4644165 |
Integrating photometer |
Feb. 17, 1987 |
| 4629896 |
Apparatus for monitoring the intensity of a UV source |
Dec. 16, 1986 |
| 4628206 |
Visible-UV horizon sensor |
Dec. 9, 1986 |
| 4618776 |
Light and weather resistance sensing system with a sensed signal transmission channel |
Oct. 21, 1986 |
| 4614871 |
Photodiode |
Sep. 30, 1986 |
| 4608492 |
Ultraviolet monitor suntan alarm with self test routines |
Aug. 26, 1986 |
| 4605857 |
Tensile tester |
Aug. 12, 1986 |
| H101 |
Ultraviolet and infrared focal place array |
Aug. 5, 1986 |
| 4594511 |
Method and apparatus for double modulation spectroscopy |
Jun. 10, 1986 |
| 4590376 |
Apparatus and technique for monitoring photoelectron emission from surfaces |
May. 20, 1986 |
| 4587428 |
Method and apparatus for the diagnosis of tissue samples |
May. 6, 1986 |
| 4578583 |
Solid state ultraviolet flame detector |
Mar. 25, 1986 |
| 4571074 |
Spectrometry device for analyzing polychromatic light |
Feb. 18, 1986 |
| 4570070 |
Ion-beam monitor |
Feb. 11, 1986 |
| 4549081 |
Spectrophotometer for measuring absorption characteristics of a complex lens |
Oct. 22, 1985 |
| 4546256 |
Spectrophotometer for measuring transmission spectra |
Oct. 8, 1985 |
| 4542296 |
Method of checking the coating of a metal surface and device for carrying out the same |
Sep. 17, 1985 |
| 4535244 |
Photodosimeter |
Aug. 13, 1985 |
| 4529881 |
Flame detector with test lamp and adjustable field of view |
Jul. 16, 1985 |
| 4511800 |
Optical reflectance method for determining the surface roughness of materials in semiconductor processing |
Apr. 16, 1985 |
| 4504114 |
Method of transmitting UV light through optical fibers |
Mar. 12, 1985 |
| 4493114 |
Optical non-line-of-sight covert, secure high data communication system |
Jan. 8, 1985 |
| 4485306 |
Measurement of solar radiation |
Nov. 27, 1984 |
| 4484106 |
UV Radiation triggered rail-gap switch |
Nov. 20, 1984 |
| 4472634 |
Apparatus for determining the density of unoccupied electronic states of a material |
Sep. 18, 1984 |
| 4469942 |
Means and method for calibrating a photon detector utilizing electron-photon coincidence |
Sep. 4, 1984 |
| 4468562 |
Dosimeter for photometric applications |
Aug. 28, 1984 |
| 4462689 |
Wide band scanning monochromator |
Jul. 31, 1984 |
| 4455487 |
Fire detection system with IR and UV ratio detector |
Jun. 19, 1984 |
| 4428050 |
Tanning aid |
Jan. 24, 1984 |
| 4405234 |
Radiation detection apparatus having refractive light checking feature |
Sep. 20, 1983 |
| 4403826 |
Ultraviolet radiation detector |
Sep. 13, 1983 |
| 4398823 |
Extended range monochromator |
Aug. 16, 1983 |
| 4394577 |
Displacement measurement device and method |
Jul. 19, 1983 |
| 4382226 |
Electrolytic cell for actinometers |
May. 3, 1983 |
| 4376892 |
Detection and imaging of the spatial distribution of visible or ultraviolet photons |
Mar. 15, 1983 |
| 4359668 |
Method and apparatus for igniting electrodeless discharge lamp |
Nov. 16, 1982 |
| 4359640 |
Clear air turbulence detection |
Nov. 16, 1982 |
| 4357486 |
Luminescent solar collector |
Nov. 2, 1982 |
| 4352017 |
Apparatus for determining the quality of a semiconductor surface |
Sep. 28, 1982 |
| 4352016 |
Method and apparatus for determining the quality of a semiconductor surface |
Sep. 28, 1982 |
| 4350890 |
Apparatus for monitoring low level light emission in underwater environment |
Sep. 21, 1982 |
| 4348664 |
Device for measuring ultraviolet light exposure |
Sep. 7, 1982 |
| 4322165 |
VUV Plasma atomic emission spectroscopic instrument and method |
Mar. 30, 1982 |
| 4303862 |
Clear air turbulence detector |
Dec. 1, 1981 |
| 4298797 |
Spectrograph usable in particular in the far ultraviolet |
Nov. 3, 1981 |
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