| Patent No. | Patent Title: |
| 4893913 | Steromicroscope having stabilizer for preventing tipping of eyepi... |
| 4893887 | Holographic image transfer process |
| 4890904 | Zoom lens system capable of wide-angle viewing for high zoom rati... |
| 4884857 | Scanner for use in multiple spot laser electrophotographic printe... |
| 4880287 | Complex conjugate hologram display |
| 4874215 | Tunable resonant mechanical system |
| 4867533 | Friction lock for optical adjustment |
| 4867514 | Systems for deviating and (optionally) converging radiation |
| 4863250 | F.θ lens system |
| 4859049 | Contact lens for oriented optical corrections |
| 4859031 | Optical collimating apparatus |
| 4859039 | Light-polarizing film |
| 4856884 | Dynamically matched optical filtering in a multiple telescope ima... |
| 4856879 | Aiming device |
| 4854687 | Beam steering mirror construction |
| 4854670 | Wide angle optical filters |
| 4852981 | Imaging lens system comprising a distributed index lens and a ... |
| 4848881 | Variable lens and birefringence compensator |
| 4848896 | Eye refractometer |
| 4846552 | Method of fabricating high efficiency binary planar optical eleme... |
| 4846539 | Fθ lens system for use in light scanning device |
| 4844584 | Semiconductor laser beam splitting device |
| 4842384 | Optical system of the Petzval type |
| 4842353 | Diffraction apparatus with correcting grating and method of makin... |
| 4842370 | Optical spatial logic arrangement |
| 4842385 | Zoom lens |
| 4842393 | Cuspated lens |
| 4840472 | Reflecting/refractive optical system |
| 4840455 | 3-dimensional optical viewing system |
| 4839951 | Process for the installation of tubes in a steam generator |
| 4840478 | Method and article of manufacture for inserting contact lens |
| 4840445 | System for locating an object in space |
| 4840474 | Furnace viewing system |
| 4838647 | Display device with a dissociable structure, particularly for air... |
| 4838669 | Compact zoom lens system |
| 4838631 | Laser beam directing system |
| 4838650 | Rear view mirror |
| 4838657 | Liquid crystal shutter |
| 4836665 | Objective lens |
| 4836661 | Optical system of variable magnification power |
Bizarre Patents 
PatentStorm News
