Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4190332 | Method and apparatus for controlling visual refractive state of the eye A method and apparatus are disclosed for controlling the refractive state of the eye. The image of a visual target is continuously positioned close to, but offset from, the retinal plane of the eye to be controlled. The offset is in such a direction from ... | 02/26/1980 |
| 4139305 | Apparatus and method for measuring the vertex power of an optical system Apparatus for measuring the refractive properties of a sphero-cylindrical lens system of the type utilizing an incident light beam scanned in at a predetermined radius about the central axis of the lens system to provide a refracted beam. A generally opaq... | 02/13/1979 |
| 4102575 | Back vertex annular aperture Apparatus for measuring the refractive properties of an optical system of the type utilizing a light beam scanned in a circle or predetermined radius about the central axis of the optical system to provide a refracted beam. A generally opaque mask having ... | 07/25/1978 |
