Bizarre Patents
A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.
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 |
| 4822054 | Vapor/fuel seal for fuel tank filler tube A vapor/fuel seal for a fuel tank filler tube. The vapor/fuel seal includes an expansible seal member having inlet and outlet ends. The inlet end is sealingly mountable on the inlet end of a vehicle filler tube. The outlet end is normally closed. However,... | 04/18/1989 |
| 4820163 | Artist's aid An artist's aid comprising a sheet member which includes a transparent green filter for determining the differences in reflected light among various surfaces appearing in a visual field, a square aperture for framing a selected portion of the visual field... | 04/11/1989 |
| 4800612 | Vacuum power booster with automatic waste liquid discharge for a water vacuum extraction apparatus A vacuum power booster with automatic waste liquid discharge for a water vacuum extraction apparatus. A first vacuum source is coupled to a first waste liquid storage tank in a main housing, typically vehicle mounted. A second, auxilliary vacuum source is... | 01/31/1989 |
| 4772213 | Watthour meter socket adapter A socket adapter for converting a conventional bottom connected watthour meter housing to a socket-type watthour meter housing. The adapter includes a housing having a watthour meter receiving portion including a plurality of electrical contacts which rem... | 09/20/1988 |
| 4739909 | Hat size maintainer A hat size maintainer includes first and second arcuately shaped members configured to the shape of the interior surface of the headband of a hat or cap. First and second adjustable members, one end of each being attached to one of the first and second ar... | 04/26/1988 |
| 4736397 | Radiation image inspection apparatus A radiation image inspection apparatus for inspecting articles. The inspection apparatus includes a radiation source which generates and directs radiation, preferably x-rays, toward and around the article. The radiation penetrates and passes around the ar... | 04/05/1988 |
