...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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 |
| 7303492 | Golf ball dimples forming indicia A golf ball comprising an outer surface including a plurality of dimples that form indicia. The plurality of dimples take the form of text letters, characters or other symbols and are relatively similar in size to a plurality of conventional shaped dimples or larger... | 12/04/2007 |
| 7086331 | Hand-held ink stamper with spare ink supply A hand-held ink stamper has a base, an actuator slidably disposed on the base, and a die mount movably mounted within the base. The die mount is connected to the actuator and movable to at least a printing position upon movement of the actuator. A die is mounted on ... | 08/08/2006 |
| 7069853 | Ergonomically improved multiple surface stamp A hand printing stamp having multiple printing surfaces disposed angularly to each other at the bottom portion of a body further including an upper portion adapted to ergonomically fit into the palm of the user when his/her thumb and fingers of the grasping hand are... | 07/04/2006 |
| 5829352 | Stamp device having seal plate and support portion A stamp device for a seal plate is provided, which is configured so that the seal plate is easily attachable to and detachable from a supporter of the stamp device for removal or replacement and so that the seal plate does not detach or shift from the sta... | 11/03/1998 |
| 4494458 | Typeholding chase A typeholding chase which positively clamps rubber type elements, and firmly engages the elements during high speed machine operation. The chase provides secure engagement of type elements, while facilitating interchange of such elements without a need fo... | 01/22/1985 |
| 4392430 | Base-lock type font holder for imprinting apparatus A base-lock type font holder for imprinting apparatus of the impacting type, the holder comprising selectively spreadable aligned parallel rows of base lock segments which are clamped together within the outwardly opening cavity of a carrier body with the... | 07/12/1983 |
| 4086851 | Golf ball markers A golf ball marker embodying type-pieces which are so shaped that the ball engaging portions of the printing characters to be impressed into the ball conform to the curvature of the outer surface of the portion of the ball to be marked, and wherein the fo... | 05/02/1978 |
| 4006786 | Power actuated portable marking tool A longitudinal housing includes a bore for slidably receiving a barrel assembly having a bore coaxially aligned with the housing bore. A cartridge receiving chamber is positioned within the barrel assembly, and a firing mechanism actuated by a trigger ass... | 02/08/1977 |
| 3988987 | Combination stamp Combination stamp comrpises a plurality of independent stamp elements joined together for use in combination. The stamp element includes a stamp frame having a stamp plate at its lower end and a top wall and four side walls. A dovetail-like vertical proje... | 11/02/1976 |