1
Howard M Shepard, Edward D Barkan, Jerome Swartz: Narrow bodied, single- and twin-windowed portable laser scanning head for reading bar code symbols. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, July 17, 1984: US04460120 (261 worldwide citation)

A narrow-bodied, single- and twin-windowed, hand-held, laser scanning head for reading bar code symbols includes at least one window mounted at the rear region of the head, and through which either the incident beam going to the symbol and/or the reflected beam returning from the symbol, passes unob ...


2
Jerome Swartz, Howard M Shepard, Eric F Barkan, Mark J Krichever, Boris Metlitsky, Edward Barkan, Alexander M Adelson: Portable laser diode scanning head. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, July 26, 1988: US04760248 (239 worldwide citation)

A portable laser diode scanning head, aimable at each symbol to be read, emits and receives non-readily-visible laser light, and is equipped with a trigger-actuated aiming light arrangement for visually locating and tracking each symbol. A compact laser diode optical train and an optical folded path ...


3
Howard M Shepard, Edward D Barkan, Jerome Swartz: Narrow-bodied, single-and twin-windowed portable laser scanning head for reading bar code symbols. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, July 19, 1988: US04758717 (205 worldwide citation)

A narrow-bodied, single-and twin-windowed, hand-held, laser scanning head for reading bar code symbols includes at least one window mounted at the rear region of the head, and through which either the incident beam going to the symbol and/or the reflected beam returning from the symbol, passes unobs ...


4
Jerome Swartz, Edward Barkan, Shelley A Harrison: Portable laser scanning system and scanning methods. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, January 29, 1985: US04496831 (164 worldwide citation)

An entirely field-portable laser scanning system for reading bar code symbols includes a light-weight and small-sized laser scanning head. The laser source, power supply component, optics, scanning elements, sensor circuit, and signal processing circuitry are specially designed for minimal size and ...


5
Norman Kaish: Security arrangement for and method of rendering microprocessor-controlled electronic equipment inoperative after occurrence of disabling event. International Electronic Technology, Kirschstein Kirschstein Ottinger & Israel, January 15, 1985: US04494114 (149 worldwide citation)

A lock-out security arrangement for and method of maintaining microprocessor-controlled electronic equipment normally operational until the occurrence of a disabling event, such as physical removal of the equipment from its normal installation, and/or electrical removal of the equipment from a sourc ...


6
Howard M Shepard, Edward D Barkan, Jerome Swartz: Narrow-bodied, single- and twin-windowed portable laser scanning head for reading bar code symbols. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, April 5, 1988: US04736095 (149 worldwide citation)

A narrow-bodied, single- and twin-windowed, hand-held, laser scanning head for reading bar code symbols includes at least one window mounted at the rear region of the head, and through which either the incident beam going to the symbol and/or the reflected beam returning from the symbol, passes unob ...


7
Howard M Shepard, Edward D Barkan, Jerome Swartz: Narrow-bodied, single- and twin-windowed portable scanning head for reading bar code symbols. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, June 16, 1987: US04673805 (143 worldwide citation)

A narrow-bodied, single- and twin-windowed, hand-held, laser scanning head for reading bar code symbols includes at least one window mounted at the rear region of the head, and through which either the incident beam going to the symbol and/or the reflected beam returning from the symbol, passes unob ...


8
Rosemarie Stith: Life support stretcher bed. Kirschstein Kirschstein Ottinger & Israel, April 29, 1986: US04584989 (133 worldwide citation)

A life support stretcher bed includes an undercarriage which is supported on the ground for movement from one location to another by respective wheels which are commonly lockable by a braking mechanism to prevent movement of the undercarriage from a selected location. A platform is supported on the ...


9
Jerome Swartz, Edward Barkan, Shelley Harrison: Portable laser scanning system and scanning methods. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, June 3, 1986: US04593186 (122 worldwide citation)

An entirely field-portable laser scanning system for reading boar code symbols includes a light-weight and small-sized laser scanning head. The laser source, power supply component, optics, scanning elements, sensor circuit, and signal processing circuitry are specially designed for minimal size and ...


10
Alan Fang: Self-propellable toy and arrangement for and method of controlling the movement thereof. Union Electric, Kirschstein Kirschstein Ottinger & Israel, May 5, 1987: US04662854 (121 worldwide citation)

The movements of a self-propellable toy are controlled by an on-board infrared light transmitter and receiver and a control subcircuit operative for detecting obstacles in the forward path of advancement of the toy, and for causing the toy to either advance forwardly toward the detected obstacle or ...