...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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 |
| 7353571 | Fluid filled attachment device An attachment device is provided comprising at least one fluid filled cavity formed therein. The attachment device is preferably in the form of a carabiner in which at least a portion of the carabiner body is formed of a transparent material such that the fluid fill... | 04/08/2008 |
| 7093330 | Snap-hook tether A snap-hook that has a hook, forming a portion of an eye loop, and a lever that is pivotally movable relative to the hook. The lever forms a remaining portion of said eye loop with respect to the hook. A thumb tab is connected to the lever, and is positioned in a sl... | 08/22/2006 |
| 7051410 | Snap hook with two opposed closing figures The snap hook of the invention comprises a snap hook body closed by two closure fingers pivoting in opposite directions. The two closure fingers are separated by an insertion space. The insertion space has a width sufficient to allow the insertion of a loop oriented... | 05/30/2006 |
| 6948219 | Latch system for child seat A latch system for attaching a child seat to an anchorage of a vehicle seat includes a first latch device connected to a first end of a length of webbing, an adjuster connected to a second end of the length of webbing, and a second latch device. The adjuster has a p... | 09/27/2005 |
| 6941622 | Hook capable of hooking chain at desired length A hook is capable of hooking a chain at a desired length. The hook comprises a hook body, and a buckle above the hook body. The buckle has a U shape opening. Width of the shape opening is confined by the size of a chain to be hung. The buckle, has a penetrating groo... | 09/13/2005 |
| 6925690 | Bullsnap The bullsnap fastener includes a rigid elongate member having a mid-section, a hook mounted to one end of the mid-section, a gate closing the hook, and an eye mounted to an opposite end of the mid-section. The hook has a shank and a curved distal end. The hook exten... | 08/09/2005 |
| 6912836 | Hanging chain structure for pendent lamp A hanging chain structure for a pendent lamp includes a plurality of hanging rings connected with each other. Each of the hanging rings includes a hook body, and a stop member pivotally mounted on the hook body. Thus, the hanging rings are connected with each other ... | 07/05/2005 |
| 6907645 | Wire spring latch safety hook The present invention is a safety hook (12, 12′) having a wire spring latch (26, 26′). The wire spring latch (26, 26′) is a wire loop pawl. The safety hook (12, 12′) is made of a heavy gauge wire form material, which is preferably... | 06/21/2005 |
| 6832417 | Safety snap hook A safety hook that includes a body having a hook portion and a shank portion, a gate that is pivotally mounted from a gate pivot point on the shank portion, and a locking element that is pivotally supported from the shank. The safety hook also includes a peninsular ... | 12/21/2004 |
| 6772488 | Wire spring latch safety hook The present invention is a safety hook (12, 12′) having a wire spring latch (26, 26′). The wire spring latch (26, 26′) is a wire loop pawl. The safety hook (12, 12′) is made of a heavy gauge wire form material, which is preferably... | 08/10/2004 |
| 6622354 | Carabiner An Improved Carabiner (38) is provided consisting of a Modified Rope Receiving Member (40), Pivoting Gate Member (42), and Sloped Extension Arm (46). The Improved Carabiner (38) mitigates the risk of injury to a climber in the event that the climber falls... | 09/23/2003 |
| 6588075 | Fish-hook clasp with a double activation mechanism A fish-hook clasp with a rotating mechanism or "small jack" whose shape forms two activating wings which protrude respectively from the side edges of the clasp's shell. It is possible to act on at least one of the wings to cause the rotating mechanism to ... | 07/08/2003 |
| 6553636 | Jewelry clamp A jewelry clasp has a base with a base end and a distal end with a hook extending back over the base. A jaw is moveably mounted with respect to the base adjacent a midpoint. A retainer portion of the jaw is adapted to overlie the top of the hook adjacent ... | 04/29/2003 |
| 6421888 | Static line snap A static line snap comprising an elongated body including a handle portion and an opposing C shaped portion for attachment to an anchor. The attachment portion includes a cavity with a load end and a lock end, and opposing arms defining a slot. A keeper w... | 07/23/2002 |
| 6336260 | Gated rigging plate The gated rigging plate of the present invention includes a rigid member having first and second opposite ends, first and second rigid arms mounted to the member, and extending away from the first end of the member from opposite sides of the member adjace... | 01/08/2002 |
| 6308385 | Jewelry clasp A jewelry clasp with two ends for connecting to a necklace. A latch has an aperture in the periphery thereof and aligns with one of two apertures defined by the discontinuous periphery of the clasp. An actuator located on the latch is provided so as to mo... | 10/30/2001 |
| 6192558 | Mechanical trucker's knot, with locking clasp, and method of use A device that assists in the tying of knots for tightening lines, especially ropes that hold heavy loads in place on trucks or flat bed trailers. In the preferred embodiment, the invention comprises two side members, two transverse members, and a clasping... | 02/27/2001 |
| 5884430 | Connector for leading and trailing fishing hooks A fishing hook assembly including a connector for maintaining two J-shaped fishing hooks connected in tandem in axial alignment and occupying a common plane. The connector comprises a wire coiled in the center to define an eye. At both ends of the coil fo... | 03/23/1999 |
| 5832571 | Joint member for use in accessory A joint member for use in an accessory comprises a linking section 11 and a receiving link section 12 being linked to this linking section 11, wherein the linking section 11 linked to a receiving link section 12 comprises a body 13, a C-shaped hooking por... | 11/10/1998 |
| 5694668 | Wall form hook assembly A double locking snap hook is provided with an extended hook shank and return portion to form a lengthened hook portion for use in conjunction with the assembly and disassembly of wall forms. A slot is provided in the hook shank through which may be inser... | 12/09/1997 |
| 5581855 | Hook fastener for connecting a belt A ball-hook fastener for connecting a belt to a bag has a hook body having a turned portion, a ball housed in a hole formed in the hook body, and a leaf spring for supporting the ball. The hole is formed in a base portion of the hook body. The leaf spring... | 12/10/1996 |
| 5479795 | Fish-hook clasp A fish-hook clasp has a casing (1, 2) and a rotating pawl (7) containing a housing (4) and an indentation (9) for a wedge-shaped or pointed part of a back of a decorative element (13) which acts as a journal for the pawl (7) and which is held in place in ... | 01/02/1996 |
| 5450661 | Swivel hook assembly A swivel hook assembly has a head on its pin rotatable in a limb of a loop which is formed with a raised rim outwardly of a collar extending inwardly from the limb into the loop and surrounding the bore receiving the pin to prevent enlargement of the bore... | 09/19/1995 |
| 5416955 | Trigger-closing carabiner A carabiner having a body which forms a part of a loop. A gate is connected to the body and forms a closed loop configuration therewith when the gate is in the closed position. A trigger is provided to release the gate from an open position. The trigger o... | 05/23/1995 |
| 5398389 | Swivel hook A swivel hook comprises a hook body including a housing body having a housing chamber which has a opening facing toward a side thereof and a pair of overhangs formed in opposed inner surfaces of the housing chamber, a hook proper provided on the housing b... | 03/21/1995 |
| 5361464 | Double action snap hook A double action closure mechanism operable with the thumb and forefinger of one hand, comprises a rigid body, such as a forged hook, having a first end, a second end forming a curved nose, and a shank extending between the ends, the shank defining a front... | 11/08/1994 |
| 5329675 | Carabiner with thumb grip A carabiner includes an elongate extension formed generally into a prolate loop having a curved spine with an upper end and a lower end, an upper finger extending forwardly and downwardly from the upper end of the spine to terminate in a free end, a lower... | 07/19/1994 |
| 5210914 | Automatically closing carabiner A carabiner that has a gate that will be held open when moved past the three-quarters-open position. The gate can be closed by pulling down on the carabiner against the force from a connecting strap.... | 05/18/1993 |
| 4738214 | Mooring device A mooring device comprising a base adapted to be fastened to a surface of a dock or boat deck for mooring a boat. An arm extends up from the base generally adjacent one end of the base and converges toward the opposite end of the base thereby to define, i... | 04/19/1988 |
| 4679280 | Fasteners for chains, necklaces, bangles, and similar pieces of jewelry The fastener for chains, necklaces, bangles and similar pieces of jewelry comprises a main body connected by one end to the piece of jewelry, with this main body being cut out in a central area and supporting a heel extended by a spindle on which is pivot... | 07/14/1987 |
| 4645255 | Load hook The load hook provided for fixing to a dredging or excavating shovel or bucket has a hook body (1) surrounding an elongated hook space (2), whose axis (4) is inclined relative to a bearing surface (11) of a base part (5) provided on the hook body. A hook ... | 02/24/1987 |
| 4333212 | Snap-hook, particularly for mountaineering A snap-hook is provided which consists of an open ring and of a tilting finger whose one end pivots upon the corresponding end of the body of the ring and is drawn back by means of a spring. The axis around which the said finger tilts is inclined with res... | 06/08/1982 |
| 4195872 | Remote controlled safety hook A hoist line hook provided with a spring biased safety gate and further pided with a remote operating device for the safety gate. The gate operating device comprises a tension cable (swivelly attached) to the safety gate with the cable extending through ... | 04/01/1980 |
| 4144709 | Eyed hook The invention relates to an eyed hook having a shackle engaged in its eye. The eye has a flattened neck to allow the shackle to be engaged, while the shackle has a slot bridged over by a securing bolt, the width of the slot being greater than the width of... | 03/20/1979 |
| 4113156 | Key ring holder Presented is a key ring holder for suspending a key ring from the belt of the user. In one aspect, the key ring holder is constructed so that the belt must be laced through the key ring holder to preclude accidental loss of the key ring holder from the be... | 09/12/1978 |
| 4039219 | Automatic safety latch lift hook unit A lift hook unit is described having a hook element swiveled to a supporting yoke; the hook element has a safety latch which is automatically movable from a normal open position to a closed position upon loading of the hook and is automatically returnable... | 08/02/1977 |
| 3936092 | Safety harness Safety harness comprising a waistband to be wrapped around a person, shoulder suspenders projecting from the top of the waistband and means for coupling the waistband to a supportive body, such as an automobile; the coupling means comprises two separate b... | 02/03/1976 |