...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.
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| Number | Title | Issue Date |
| 7294825 | Fabry-perot resonator apparatus and method including an in-resonator polarizing element A Fabry-Perot resonator apparatus and method including an in-resonator polarizing element improves detection/measurement sensitivity of an optical system, provides both fields at a single end of the resonator, and overcomes other structural and performance limitatio... | 11/13/2007 |
| 7227515 | System and method for forming images for display in a vehicle A system is disclosed that includes a lens system that directs energy from a scene toward a detector and display unit coupled to the detector. The display unit forms an image using information received from the detector. The detector includes an array of detector el... | 06/05/2007 |
| 7168394 | Slipcover for dog collars The slipcover for dog collars is a fabric sleeve designed to slide onto the collar, covering the entire collar except the metal bracket and tongue of the buckle. A strip of fabric, slightly narrower than the sleeve and with an elastic loop at the end, is attached to... | 01/30/2007 |
| 7137711 | Multi-user retro reflector data input The apparatus uses retro-reflected light, having a fixed component (41) and a variable component (37) varied by a person, from a retro reflector (31) connected to a person to input data (37A) to an information system (13) and does ... | 11/21/2006 |
| 6976274 | Traffic control glove A new safety glove for allowing a user, such as a police officer or a road worker, to direct traffic more easily. The inventive device includes a hand cover having an interior hand space, a front or palm panel and a back or dorsal panel the two panel being fastened ... | 12/20/2005 |
| 6336044 | Reliable body fat measurement in self-service health parameter Measuring system In a self-service health parameter measuring apparatus and method, a person's elbow is placed at a spatial reference point, and means surrounding a user's forearm locate an infrared body fat apparatus measurement point at a substantially fixed distance fr... | 01/01/2002 |
| 6006357 | Signaling glove A signaling glove is disclosed that includes a body portion that is worn on a user's hand and at least one reflective surface mounted on the body portion. In some embodiments, the glove further includes a light source with a light-emitting unit adapted to... | 12/28/1999 |
| 5777810 | Reinforced signal mirror A signal mirror assembly has a laminated sandwich construction and includes a transparent center sighting disk. The disk interconnects a relatively thick plastic front sheet with a thin rear plastic sheet to provide enhanced structural integrity and to el... | 07/07/1998 |
| 5694261 | Diver's mirror A mirror which is attachable to an item of an underwater diver's equipment. By placing the mirror in front of his face mask and controlling the line of sight reflected by the mirror, the diver can inspect equipment on his body or easily access equipment w... | 12/02/1997 |
| 5530588 | Rearview device A rearview device comprises a convex dome which has a reflective outer surface. The dome is hollow and a closure plate is snap-fitted into the open side of the dome. The plate has apertures in it through which a strap can be passed to enable the dome to b... | 06/25/1996 |
| 5361169 | Diver's mirror A mirror which is attached to an underwater diver's wrist or arm. By placing the mirror in front of his face mask and controlling the line of sight reflected by the mirror, the diver can inspect equipment on his body or easily access equipment with the ha... | 11/01/1994 |
| 5193026 | Reflective safety stripes A reflective safety device is provided which consists of an article made of light reflecting material worn on a person at night, so that the person can be seen by the lights of a motor vehicle to prevent accidents.... | 03/09/1993 |
| 5039200 | Reflective safety stick for walking and jogging A safety stick for joggers and other pedestrians has a shaft with high reflectivity. A grip can be provided as one end of the shaft and a hard plastic cap at the other. A wrist strap is provided adjacent the grip, with a break away connection to the shaft... | 08/13/1991 |
| 4290146 | Measuring device for transmitting measuring signals via an optical link A measuring device has a transmitter side that is connected to a receiver side over an optical transmission link. The transmitter side receives an input measurement signal from a transducer and applies the input signal to an adder that also receives a fee... | 09/15/1981 |