Featured patents

Polarization Compensated Stereoscopic Systems
US 08851680 B2, Oct. 7, 2014, Polarizer, David A. Coleman et al. / RealD Inc. (Beverly Hills, US)
A stereoscopic imaging system, comprising:…

Light Source Apparatus and Projector
US 08814366 B2, Aug. 26, 2014, Lamp Control, Makoto Sato / Casio Computer Co., Ltd. (Tokyo, JP)
A light source apparatus comprising:…

Lamp Unit and Projector Employing Same
US 08807761 B2, Aug. 19, 2014, Particular air ducts or deflector, Hideharu Saito et al. / Hitachi Consumer Electronics Co., Ltd. (Tokyo, JP)
A lamp unit for a projector, the projector which is used in at least…

Image Projection Apparatus and Color Separation/Combination Optical System
US 08727537 B2, May 20, 2014, Polarizer or Interference Filter, Yu Yamauchi et al. / Canon Kabushiki Kaisha (Tokyo, JP)
An image projection apparatus configured to guide light from a light source…

Projector for Preventing Thermal Deterioration of a Light Shielding Member
US 08714753 B2, May 6, 2014, Light Shield, Mask, Hood, or Diaphragm, Wataru Kitahara / Seiko Epson Corporation (Tokyo, JP)
A projector comprising:…

Oblique Projection Optical System and Projection Type Display Apparatus Using the Same
US 08690349 B2, April 8, 2014, For projection axis inclined to screen, Koji Hirata et al. / Hitachi Consumer Electronics Co., Ltd. (Tokyo, JP)
A projection type display apparatus comprising:…

Remote-Controlled Projector With Obstacle Detecting Capability
US 08562147 B2, Oct. 22, 2013, Lamp Control, Hsien-Chun Tsou et al. / Qisda Corporation (Taoyuan County, TW)
A projector controlled by a control command of a first infra ray (IR) signal…

Display Device Comprising Rotating Projectors With Multiple Mirrors and Panels
US 08562151 B2, Oct. 22, 2013, Plural, I-Thun Lin / Hon Hai Precision Industry Co., Ltd. (New Taipei, TW)
A display device comprising:…

Projection System, Control Method for Projection System, and Projection Apparatus
US 08511830 B2, Aug. 20, 2013, Composite Projected Image, Junji Kotani / Canon Kabushiki Kaisha (Tokyo, JP)
A projection system comprising a first projection apparatus and second projection…

Illumination Optical System and Image Display Apparatus Making Use Thereof
US 08480235 B2, July 9, 2013, Unitary Plural Refracting Surfaces, Kazuhiro Inoko / Canon Kabushiki Kaisha (Tokyo, JP)
An illumination optical system for illuminating a surface to be illuminated…

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