Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 6945742 | Portable manhole cover remover A manhole cover remover, including an attachment; a support; a pivot arm having a proximal end hinged to the support and the pivot arm having a distal end; a connector joining the attachment to the distal end of the pivot arm; a winch joined to the distal end of the... | 09/20/2005 |
| 6929443 | Lifting and telescoping dolly A lifting and telescoping dolly for facilitating the moving of bulky objects into and out of attics by one operator acting alone. The collapsible dolly opens into a self-supporting A-frame with four support points. It has wheels and a brake system for positioning th... | 08/16/2005 |
| 6923419 | Appliance with integrated, vertically adjustable platform An adjustable platform assembly for raising an appliance includes a platform with various spaced vertical leg members. Each of the leg members has a first mounting aperture for fixing an appliance to the platform, and a second mounting aperture for fixing an adjusta... | 08/02/2005 |
| 6918733 | Hold down clamp for holding down sheet material A hold down clamp for holding down a stack of sheet material, preferably on a transportation trolley selectively in operative association with a printing machine. The hold down clamp has a vertically adjustable holding arm selectively lockable along a substantially ... | 07/19/2005 |
| 6561745 | Hand truck for transporting floor sander A wheeled dolly for transporting and/or storing a floor sander to maintain the rubber tired wheels of the sander in a no load state and thereby preventing flat spots from forming in the tires resulting in variations in the depth of sanding process. Also d... | 05/13/2003 |
| 6530737 | Cylinder transporter An apparatus comprising a transporter. More particularly this invention relates to an apparatus that can be used to transport a large and heavy cylinder on a frame with easy maneuverability. The apparatus is designed mainly for use with propane cylinders ... | 03/11/2003 |
| 6413032 | Cylinder transporter An apparatus comprising a transporter. More particularly this invention relates to an apparatus that can be used to transport a large and heavy cylinder on a frame with easy maneuverability. The apparatus is designed mainly for use with propane cylinders ... | 07/02/2002 |
| 6086310 | Wheeled multipurpose keg handler A four-wheeled multipurpose handtruck is especially adapted to transport a cylindrical object such as a beer keg. A cradle-like frame nests the beer keg and a metal collar secures the keg to the frame. The handtruck employs a curved frame construction whi... | 07/11/2000 |
| 6015254 | Snowmobile lift cart, and methods of constructing and utilizing same A snowmobile dolly comprising a first elongated member; a plurality of wheels disposed along the first elongated member; a second elongated member; a mount for securing the second elongated member relative to the first elongated member so that a longitudi... | 01/18/2000 |
| 5944474 | Support for a cylindrical container A support for a cylindrical container adapted to engage said container at its mid-section and containing a rapid connect and disconnect flexible member adapted to pull together two hinged semi-circular members to permit the container to be firmly held in ... | 08/31/1999 |
| 5806868 | Manual cart for loading, transporting and unloading long or heavy objects A manually operated cart that is specifically designed for loading, hauling and unloading long and heavy objects such as pipe, wood poles and heavy construction members without requiring the user to manually lift the objects for either loading or unloadin... | 09/15/1998 |
| 4361918 | Devices and method for handling a person on a base Devices and method for handling persons on a base, such as a bed, operating table or the like and using a pair of flat, board-shaped arms adapted for endwise manual insertion between the base and the person. Each arm is provided with a harness for securin... | 12/07/1982 |
