Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7236225 | Synchronization device A synchronization device for providing an optical synchronization signal in computer controlled picture recordings of a motion picture camera is provided. The synchronization device includes a signaling device for generating an optical synchronization signal, whereb... | 06/26/2007 |
| 7027054 | Do-it-yourself photo realistic talking head creation system and method A do-it-yourself photo realistic talking head creation system and method comprising: a template; a video camera having an image output signal of a subject; a computer having a mixer program for mixing the template and image output signal of the subject into a compos... | 04/11/2006 |
| 6980253 | Prompter A support stage for a prompter has a bi-divisional structure comprising a first support stage on which an LCD and a semitransparent mirror are supported and a second support stage on which an ENG camera is supported. Because the first support stage and the second su... | 12/27/2005 |
| 6976052 | Spa control system An improved spa control system is disclosed. The invention describes a spa control system which calculates the time required to heat the water in the spa system to a desired temperature. From that information, the heating rate of the spa system can be determined, an... | 12/13/2005 |
| 6965815 | Spa control system An improved spa control system is disclosed. The invention describes a spa control system which calculates the time required to heat the water in the spa system to a desired temperature. From that information, the heating rate of the spa system can be determined, an... | 11/15/2005 |
| 6919892 | Photo realistic talking head creation system and method A photo realistic talking head creation system and method comprising: a template; a video camera having an image output signal of a subject; a mixer for mixing the template and the image output signal of the subject into a composite image, and an output signal repre... | 07/19/2005 |
| 5721586 | Movable half mirror having a movable prompter for TV camera The present invention is a prompter for TV camera allowing it to easily mount a half mirror on a manuscript display with an image memory. The apparatus comprises a support plate swingably supporting the half mirror, operating knobs for securing the half m... | 02/24/1998 |
| 5477282 | Speech prompter A personal use, low cost, portable speech prompter which is light in weight and small in size. The speech prompter includes a support frame on which is mounted a light box with a horizontal translucent top wall. A transparent film with a speech printed th... | 12/19/1995 |
| 5059019 | Laser framefinder The element of the laser framefinder comprise a laser beam generator, a shutter for pulsing a beam of laser light, a laser beam scanner, coupling elements joining a laser beam generator with a laser beam scanner, elements for manipulating a scanning devic... | 10/22/1991 |
| 4921342 | Device for performing cinema shots in conditions of low visibility Cinematography under low visibility conditions is facilitated by providing a camera with a slide that has photoengraved markings in the ocular path for indicating the borders of the camera field, light emitting diodes for lighting an edge of the slide, an... | 05/01/1990 |
| 4239356 | System for the performance of photographing with a motion picture camera, still picture camera or television camera A system for performance of photographing with moving picture cameras, still picture cameras or television cameras, particularly of direct sound - movie picture photography, whereby a signal receptor - and/or transmitting - device is coordinated to each p... | 12/16/1980 |
| 4092062 | Signal device for electro-acoustic reproducing equipment An audio signal device for reproduction apparatus such as a sound-film camera including a sound signal emitter and a microphone connected to the camera in which the control trigger on the camera is arranged through a switching arrangement to connect the s... | 05/30/1978 |
| 4049907 | Combination photographing and prompting systems A combination prompting device (such as a known roll type or a video monitor used as a prompter) and a television camera, together with a reflecting system, including two transparent or pellicle mirrors (or clear glass or plastic sheets), in periscope emb... | 09/20/1977 |
| 3972603 | Automatic prompter An automatic prompter uses a script written on a paper-supply roll that is fed across a reading region and coiled in a takeup roll, and a motor drives the feed mechanism in pace with the speaker reading the script. A microphone picks up the speaker's spee... | 08/03/1976 |
