61
Edholm Paul, Jacobson Nils Bertil: Exposure compensating device for radiographic apparatus. Medinova, August 28, 1973: US3755672 (84 worldwide citation)

A device in radiographic apparatuses for compensating the variations in thickness, density and absorption properties in different parts of an object being radiographed so as to produce a more uniform average exposure of the radiographic recording medium and thereby a more uniform image contrast in a ...


62
Koji Matsuda, Hiroshi Akiyama, Kazuo Hiramoto: Charged particle beam irradiation system and irradiation method thereof. Hitachi, Antonelli Terry Stout & Kraus, July 11, 2000: US06087672 (83 worldwide citation)

A charged particle beam irradiation system includes a beam spreading device, a ridge filter, a range shifter, a collimator, and a bolus. Further, on a supporting plate in the ridge filter, a plurality of ridge components are arranged, and shielding elements are attached at the top parts of a part of ...


63
David T Evans, Ellen M Proctor, Frank R Brion, Theodorus M Ceelen: Independent compression and positioning device for use in mammography. Xerox Corporation, J E Beck, T J Anderson, A W Karambelas, July 27, 1976: US03971950 (83 worldwide citation)

A mammographic compression and positioning device which is independent of the x-ray system utilized to produce images of an object being examined. A slide assembly is movable along a vertical post member which is adjustably secured to a base member. A compression paddle is coupled to the slide assem ...


64
Tatiana E Jewell, Donald L White: Resolution doubling lithography technique. AT&T Bell Laboratories, Wendy W Koba, August 7, 1990: US04947413 (82 worldwide citation)

A lithography system is disclosed which is capable of doubling the spatial frequency resolution associated with conventional systems. A spatial filter, positioned to intercept the Fraunhofer diffraction pattern of the mask being exposed, is configured to prevent certain orders of the diffraction pat ...


65
Kohei Kato, Hiroshi Akiyama, Masaki Yanagisawa: Multi-leaf collimator and medical system including accelerator. Hitachi, Crowell & Moring, November 16, 2004: US06819743 (79 worldwide citation)

The invention is intended to shorten a positioning time required for forming an irradiation area with high accuracy using a number of leaf plates, and to reduce physical and mental burdens imposed on patients. A multi-leaf collimator comprises leaf plate driving body each including a plurality of mo ...


66
Leonid Shmaenok: Filter for extreme ultraviolet lithography. Stichting voor de Technische Wetenschappen, Akin Gump Strauss Hauer & Feld L, March 19, 2002: US06359969 (79 worldwide citation)

An apparatus, suited, for example, for extreme ultraviolet lithography, includes a radiation source and a processing organ for processing the radiation from the radiation source. Between the radiation source and the processing organ a filter is placed which, in the radial direction from the radiatio ...


67
Michael Marash, Azriel Kadim: Irradiation treatment apparatus and method. P Cure, Simon Kahn, September 14, 2010: US07796730 (78 worldwide citation)

The present disclosure provides an irradiation treatment apparatus having a generally vertical patient support surface; a patient securing mechanism arranged to secure a patient in a fixed relation to the patient support surface; a rotation platform secured at one end of the patient support surface ...


68
Kohei Kato, Hiroshi Akiyama, Masaki Yanagisawa: Multi-leaf collimator and medical system including accelerator. Hitachi, Crowell & Moring, November 23, 2004: US06823045 (78 worldwide citation)

The invention is intended to shorten a positioning time required for forming an irradiation area with high accuracy using a number of leaf plates, and to reduce physical and mental burdens imposed on patients. A multi-leaf collimator comprises leaf plate driving body each including a plurality of mo ...


69
Troy W Barbee Jr, Stephen M Lane, Donald E Hoffman: High efficiency replicated x-ray optics and fabrication method. The Regents of the Unviersity of California, Alan H Thompson, L E Carnahan, August 21, 2001: US06278764 (78 worldwide citation)

Replicated x-ray optics are fabricated by sputter deposition of reflecting layers on a super-polished reusable mandrel. The reflecting layers are strengthened by a supporting multilayer that results in stronger stress-relieved reflecting surfaces that do not deform during separation from the mandrel ...


70
Kohei Kato, Hiroshi Akiyama, Masaki Yanagisawa: Multi-leaf collimator and medical system including accelerator. Hitachi, Crowell & Moring, August 16, 2005: US06931100 (77 worldwide citation)

The invention is intended to shorten a positioning time required for forming an irradiation area with high accuracy using a number of leaf plates, and to reduce physical and mental burdens imposed on patients. A multi-leaf collimator comprises leaf plate driving body each including a plurality of mo ...



Click the thumbnails below to visualize the patent trend.