Resources Contact Us Home
Browse by Category: Main > Health & Medicine
Class Information
Number: 351/16R
Name: Optics: eye examining, vision testing and correcting >

Sub-classes under this class:

Class Number Class Name Patents
351/200 Eye examining or testing instrument 323
351/41 Spectacles and eyeglasses 595

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Circuits for prevention of reverse leakage in charge pumps
High-efficiency preambles for communications systems over pseudo-stationary communication channels
Lubricating oil compositions
Image processing device, image processing method, and program
System and method for combined I/Q generation and selective phase interpolation
LED drive circuit
Light modulators and optical apparatuses including the same
  Randomly Featured Patents
Service vehicles
Sheet for multilayer optical recording medium and multilayer optical recording medium using the same
Video projector
Parallel reactor with internal sensing and method of using same
Arrangement in a data processing system to reduce the cycle time
Fibrin mixture and dispenser assembly
Combined remote control device and stand
Collapsible platform for a mattress
Catoptric and catadioptric imaging systems with pellicle and aperture-array beam-splitters and non-adaptive and adaptive catoptric surfaces
Carbonylbenzoxazine compounds for enhancing glutamatergic synaptic responses