Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Optical & Optics
Class Information
Number: 362/336
Name: Illumination > Light modifier > Refractor > Curved lens type > Including diverse refracting elements on one surface
Description: Subject matter wherein the intersection of one of the opposed surfaces and a transverse plane includes a plurality of refractor elements of different sizes or shapes.










Sub-classes under this class:

Class Number Class Name Patents
362/337 Prismatic type 155


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
4740875 Motor vehicle headlight having lens with glare prevention means Apr. 26, 1988
4740871 Dual-purpose signal lamp for a vehicle Apr. 26, 1988
4670823 Vehicle lamp having inner lens Jun. 2, 1987
4651261 Par lamp Mar. 17, 1987
4646207 Motor vehicle lighting system including a sealed lens member as part thereof Feb. 24, 1987
4609978 Lighting apparatus with illuminance equalizing lens Sep. 2, 1986
4460940 Apparatus for uniform illumination employing light diffuser Jul. 17, 1984
4272801 Motor vehicle head lamp lenses having light deflecting ribs Jun. 9, 1981
4266534 Illumination unit for endoscope May. 12, 1981
4261031 Ribbed lenses for headlamps Apr. 7, 1981
4213171 Lighting fixture with side escape window Jul. 15, 1980
4159511 Shadowless lighting appliance for surgical operating theatres and the like Jun. 26, 1979
4128864 Sealed beam lamp unit Dec. 5, 1978

1 2 3 4










 
 
  Recently Added Patents
Organic electroluminescent element
Device and method for arranging vials
(4935
Pharmaceutical dosage form
Solar cell using polymer-dispersed liquid crystals
3D IC method and device
Field emission cathode structure
  Randomly Featured Patents
Slide staining device
Electronic device with an antitheft function and method for preventing theft of electronic devices
Skateboard
Mammal tooth treating composition
Practical way to remove heat from SOI devices
Method of performing diagnostic procedures on a queue structure
Field-effect transistor device having a metal gate stack with an oxygen barrier layer
Dry gas curtain for cryogenic surface
Image capturing unit for endoscope
Surface acoustic wave linear motor, surface acoustic wave linear motor package, and lens actuator adopting the surface acoustic wave linear motor package