• Projector is a 19th-century term in United States patent law meaning the original true inventor. "True inventor" at the time meant the first inventor to...
    1 KB (139 words) - 22:22, 27 March 2023
  • Thumbnail for LCD projector
    An LCD projector is a type of video projector for displaying video, images or computer data on a screen or other flat surface. It is a modern equivalent...
    13 KB (1,765 words) - 11:03, 15 March 2024
  • Thumbnail for Projector
    A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. Most projectors...
    37 KB (4,158 words) - 16:21, 23 September 2024
  • Thumbnail for Louis Le Prince
    claims that at the time that he vanished, Le Prince was about to patent his 1889 projector in the UK and then leave Europe for his scheduled New York official...
    44 KB (4,882 words) - 07:04, 9 September 2024
  • Holman Projector Northover Projector Projector (business) Projector (Dark Tranquillity album), 1999 Projector (Geese album), 2021 Projector (patent), the...
    1 KB (156 words) - 09:38, 2 February 2024
  • Thumbnail for Opaque projector
    The opaque projector, or episcope is a device which displays opaque materials by shining a bright lamp onto the object from above. The episcope must be...
    5 KB (610 words) - 17:11, 8 June 2024
  • Thumbnail for Motion Picture Patents Company
    trust's control of patents on motion picture cameras ensured that only MPPC studios were able to film, and the projector patents allowed the trust to...
    13 KB (1,557 words) - 04:20, 24 December 2023
  • Thumbnail for Patent medicine
    (not a patent medicine, but a popular contemporary remedy) Chinese patent medicine Drug fraud and Pharmaceutical fraud Homeopathy Opodeldoc Projector (patent)...
    38 KB (4,516 words) - 05:49, 4 October 2024
  • Thumbnail for Carousel slide projector
    A carousel slide projector is a slide projector that uses a rotary tray to store slides, used to project slide photographs and to create slideshows. It...
    12 KB (1,422 words) - 20:56, 6 June 2024
  • Thumbnail for Slide projector
    mid-1980s Self-contained slide projector with rear-projection screen and carousel tray A continuous-slide lantern was patented in 1881. It included a dissolving...
    16 KB (1,641 words) - 18:38, 2 September 2024
  • Thumbnail for Video projector
    A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system...
    14 KB (1,522 words) - 13:54, 17 September 2024
  • Thumbnail for Handheld projector
    A handheld projector (also known as a pocket projector, mobile projector, pico projector or mini beamer) is an image projector in a handheld device. It...
    14 KB (1,560 words) - 10:26, 12 December 2023
  • Thumbnail for Overhead projector
    An overhead projector (often abbreviated to OHP), like a film or slide projector, uses light to project an enlarged image on a screen, allowing the view...
    24 KB (3,196 words) - 19:11, 29 August 2024
  • Thumbnail for Optical comparator
    optical comparator (often called just a comparator in context) or profile projector is a device that applies the principles of optics to the inspection of...
    8 KB (1,087 words) - 02:22, 3 September 2023
  • patent law, an inventor is the person, or persons in United States patent law, who contribute to the claims of a patentable invention. In some patent...
    13 KB (1,844 words) - 20:04, 1 September 2024
  • Thumbnail for Movie projector
    A movie projector (or film projector) is an opto-mechanical device for displaying motion picture film by projecting it onto a screen. Most of the optical...
    63 KB (9,593 words) - 15:14, 20 September 2024
  • The Slide Cube Projector is a slide projector and system, manufactured and marketed by Bell & Howell, which was introduced in 1970 and marketed through...
    10 KB (1,124 words) - 21:54, 2 September 2024
  • the name should not be identical to the name of any other company. Projector (patent) Erlanger v New Sombrero Phosphate Co (1878) 3 App Cas 1218 e.g. Erlanger...
    6 KB (838 words) - 12:08, 12 September 2024
  • IMAX (section Projectors)
    is a proprietary system of high-resolution cameras, film formats, film projectors, and theaters known for having very large screens with a tall aspect ratio...
    112 KB (13,352 words) - 22:49, 28 September 2024
  • Thumbnail for United States v. Motion Picture Patents Co.
    appeal futile. Thomas Edison developed and patented the first commercial motion picture camera and player (projector) in the United States (in Europe a handful...
    15 KB (2,117 words) - 04:36, 1 January 2024
  • Thumbnail for RealD 3D
    grade video projector alternately projects right-eye frames and left-eye frames, switching between them 144 times per second. The projector is either a...
    5 KB (543 words) - 10:07, 15 August 2024
  • Thumbnail for Latham loop
    Latham applied for a patent on June 1, 1896. In his patent application, Latham wrote, In order that these parts [of the film projector] may operate as described...
    3 KB (399 words) - 17:07, 9 June 2024
  • Thumbnail for 28 mm film
    very high quality. The 28 mm Pathéscope K.O.K. cine-projector was patented in 1911. This projector featured dynamo lighting which was "powered by a belt...
    10 KB (1,338 words) - 20:03, 12 November 2023
  • Thumbnail for Film chain
    video camera with one or more projectors aligned into the photographic lens of the camera. With two or more projectors a system of front-surface mirrors...
    11 KB (1,493 words) - 17:55, 30 October 2020
  • Thumbnail for Interactive whiteboard
    Docs). 7 May 2012. Retrieved 27 January 2018. US patent 7703926 B2, Hei-Tai Hong & Yueh-Hong Shih, "Projector capable of capturing images and briefing system...
    47 KB (6,274 words) - 22:57, 8 September 2024
  • Thumbnail for History of film technology
    also provided some information on a projector, but construction details for the projector were planned to be patented separately. The idea for a two-fold...
    94 KB (11,975 words) - 01:37, 7 September 2024
  • to develop a movie projector using a new kind of intermittent motion mechanism, a "beater mechanism" similar to the one patented 1893 by Georges Demenÿ...
    4 KB (379 words) - 09:44, 8 September 2024
  • role of the projector emerged. The issue of chartered patents for new projects provided monopolies and privileges for potential projectors, who thus played...
    3 KB (326 words) - 00:04, 24 February 2024
  • requiring a patented film projector only be used for screening films authorized by the patent holder was unenforceable and constituted patent misuse. The...
    35 KB (4,591 words) - 18:37, 12 August 2024
  • Thumbnail for Shintaro Uda
    wave projector antenna in a Japanese publication. Yagi applied for patents on the new antenna both in Japan and the United States. His U.S. patent 1,860...
    2 KB (148 words) - 19:47, 6 July 2024