21
Norman A Peppers, James R Young, Gerald A Pierce, Kazuo Katsuki, Ken Yamashita: Mask. Nippon Sheet Glass, Woodcock Washburn Kurtz Mackiewicz & Norris, May 21, 1991: US05016981 (6 worldwide citation)

In a mask for transmitting a light subjected to a projection on a predetermined position and for detecting the light, transmittances of the mask are distributed in correspondence with a statistical distribution of the predetermined positions of the light. Information represented by optical signals c ...


22
Gerald A Pierce: Scanning optical card reader. Drexler Technology Corporation, Thomas Schneck, January 3, 1989: US04796242 (3 worldwide citation)

An optical data card random access information system featuring a data card with data tracks transverse to the lengthwise direction of motion of the card in a transport. An electromechanical actuator, having an arm parallel to the tracks, supports a light source for illuminating a track as well as a ...


23
Norman A Peppers, James R Young, Gerald A Pierce: Apparatus for enlarging or reducing an image pattern. Nippon Sheet Glass, Woodcock Washburn Kurtz Mackiewicz & Norris, February 20, 1990: US04903315 (3 worldwide citation)

Disclosed is an apparatus for enlarging or reducing an image pattern, wherein the image pattern and a pair of parallel image sensors are moved relative to each other to read the image pattern, the size of the image pattern along the moving direction is calculated on the basis of an output from one i ...


24
Louis F Schaefer, Hugh E Frohbach, Gerald A Pierce, Norman A Peppers: Method of storing digital video, audio and control information on an an optical storage medium. Samsung Electronics, Burns Doane Swecker & Mathis, August 30, 1994: US05343458 (2 worldwide citation)

The present invention relates to video recording and playback techniques and devices which create relative movement between a laser and an optical medium such as a flexible optical tape to permit the recording of different bandwidth signals. Further, the present invention relates to video recording ...


25
Gerald A Pierce: Vector display apparatus. Nippon Sheet Glass, Woodcock Washburn Kurtz Mackiewicz & Norris, September 4, 1990: US04955063 (2 worldwide citation)

A vector display apparatus includes a display panel as a display screen for a vector subjected to discrimination. The display panel comprises display elements arranged in a matrix form. The display elements at positions corresponding to an input vector signal are selectively turned on to display an ...