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 |
| 7299553 | Zero-offset power handsaw A zero-offset power handsaw having a body unit including a skid plate and a handle, a circularly shaped saw blade, a blade mounting mechanism including a removable mounting device having a head, a guard, and an electric motor. The saw blade has a forward extremity a... | 11/27/2007 |
| 7043845 | Trim attachment for portable circular saw The trim attachment for a portable circular saw is generally L-shaped, having a generally rectangular, planar, horizontal mounting plate and a perpendicular fence extending downward from a lengthwise side thereof. The perpendicular fence forms an insert portion ther... | 05/16/2006 |
| 6591826 | Device on a portable cutting or sawing machine The invention relates to a device on a handheld cutting or sawing machine with a rotatable cutting or sawing blade; a driving machinery for rotating the blade; means for supplying cooling or flushing water on the blade and/or a workpiece; a rear handle wi... | 07/15/2003 |
| 6363617 | Guard for cast cutter A guard for a cast cutter includes a first member securable to a cast cutter and a second member securable to a guard member. The second member is freely movable relative to the first member during operation along a support axis. Stops limiting movement i... | 04/02/2002 |
| 6349712 | Saw extension A saw extension for supporting a hand-held portable rotary saw has a base, a plurality of wheels positioned to support the base above a surface, and an upwardly extending arm extending from the base to a control grip. The hand-held portable rotary saw is ... | 02/26/2002 |
| 6112736 | Portable saw with improved disconnectable platform for cutting concrete for controlling cracks An apparatus for cutting grooves in a green concrete slab having at least one terminating side edge transverse to a broad top surface in a low cost manner is described and includes the following elements: a hand-held portable rotary saw, supported on a ro... | 09/05/2000 |
| 5941227 | Portable saw with disconnectable platform for cutting concrete for controlling cracks An apparatus for cutting grooves in a green concrete slab having at least one terminating side edge transverse to a broad top surface in a low cost manner is described and includes the following elements: a hand-held portable rotary saw, supported on a ro... | 08/24/1999 |
| 5115567 | Electric plaster cast saw control system An electric plastic cast saw control system for cutting off of plastic cast composed of an inner layer of absorbent cotton and an outer layer formed by hardened covering material including a thin conductive plate placed between the inner layer and the out... | 05/26/1992 |
| 4976034 | Device for removing rings from fingers A device for removing a ring from a patient's finger includes a motor driven saw blade that is actuated when a lever and a handle are brought towards each other. The motor driven saw blade cuts the ring so it can be removed from the patient's finger. One ... | 12/11/1990 |
| 4625405 | Cast cutter A cast cutter having a pair of juxtaposed, sawedged blades which oscillate relative to each other on a common pivot point to provide a scissorslike cutting action resulting in a relatively wide kerf in the cast being out. A patient protective blade guard,... | 12/02/1986 |
| 4340060 | Flexible craniotome footplate An improved craniotome footplate, or dura guard for cutting between bur holes or from a single bur hole in the skull without damaging the dura membrane which is intermediate the underside of the skull and the brain. The guard includes a flexible, resilien... | 07/20/1982 |
| 4062110 | Portable tool for stripping metal sheathing from heavy conductive cable A portable tool for stripping metal sheathing from heavy conductive cable comprising a casing shaped to be manually held and having a rotatable drive shaft to which is secured a thin cutting wheel. A fixture is secured to the casing and carries a flange w... | 12/13/1977 |
| 3973324 | Sawing apparatus A saw for cutting off plaster casts and the like. A single freely reciprocal sawblade is driven by a motor for providing cutting of a cast of the like. A flat guiding plate is disposed in the same vertical plane as the sawblade, and is spaced from the rea... | 08/10/1976 |
