1
Harold Weinstein, Ray H Lee: Tubular solar cell. Sensor Technology, Flam & Flam, November 9, 1976: US03990914 (96 worldwide citation)

High efficiency, low cost solar energy conversion is facilitated by using tubular photovoltaic solar cells situated at the focus of a line-generated paraboloidal reflector. Advantageously, each solar cell comprises a pair of concentric glass tubes that are hermetically sealed at the ends. A photovol ...


2
Hans J Einighammer, Jens Einighammer: System for the touchless recognition of hand and finger lines. TST Touchless Sensor Technology, Collard & Roe P C, June 11, 2002: US06404904 (91 worldwide citation)

A process for reproducing hand and/or finger lines with a camera works without skin contact with the recording device. By using linearly or circularly polarized light in the paths of the illuminating and the reproducing light rays, it is possible to obtain separate representations of the patterns of ...


3
Gregory D Hoshal, Matthew R Busdiecker, Jack H Jenkins: Method and apparatus for recording time history data of physical variables. Instrumented Sensor Technology, Warner Norcross & Judd, May 19, 1998: US05754449 (87 worldwide citation)

A method and apparatus for recording time history data of physical variables during a recording session divided into discrete time windows each uniquely paired with a discrete segment of memory. Each recordable event is stored in the segment of memory corresponding to the time window during which it ...


4
Colin G Morgan: Optical sensor for imaging an object. Oxford Sensor Technology, Webb Ziesenheim Bruening Logsdon Orkin & Hanson, January 10, 1995: US05381236 (72 worldwide citation)

The sensor comprises a structured light source (5, 6, 7) which is adjustable so as to interchange the positions of contrasting areas of the pattern it provides, a detector (1) which comprises an array of detector elements having dimensions matched to the pattern produced by the light source, an opti ...


5
Frank Bucholtz: Probe position sensing system and method of employment of same. Advanced Sensor Technology, Alexander D Bommarito, Hahn Loesser & Parks, October 29, 2002: US06471710 (68 worldwide citation)

A probe position sensing system for accurately determining a spatial location in a coordinate system of a distal end of a probe assembly. The probe assembly includes an articulated arm having a pair of sections interconnected by a flexible joint and at least one element. The element extends through ...


6
Gregory D Hoshal, Rodney J Lambert, Stefano A M Lassini: Method and apparatus for recording physical variables of transient acceleration events. Instrumented Sensor Technology, Warner Norcross & Judd, September 26, 2000: US06122959 (65 worldwide citation)

An acceleration recorder and related method for monitoring, discriminating, and recording acceleration events only when the acceleration and calculated velocity change both exceed selected trigger values. While the acceleration values meet a first, user-defined threshold, the acceleration values are ...


7
Kees van der Pool, Louis S Rosinski Jr, Johann B Belli: System for determining the current-voltage characteristics of a photovoltaic array. Sensor Technology, Fulwider Patton Rieber Lee & Utecht, December 12, 1978: US04129823 (41 worldwide citation)

A nonlinear load circuit, consisting of a transistor and a resistor in series, is provided for the photovoltaic array under test. Base bias for the transistor is supplied via the source-to-drain path of a field effect transistor (FET). A ramp signal is fed to the gate of the FET. As a result of the ...


8
Jong H Lee: Method for fabricating a semiconductor device using a porous silicon region. Kyungdook National University Sensor Technology Research Center, Mando Machinery Corporation, Irving Keschner, August 29, 1995: US05445991 (40 worldwide citation)

A method for fabricating a silicon diaphragm comprises the steps of preparing an n-type silicon substrate; diffusing n.sup.+ impurities in the silicon substrate to form an n.sup.+ diffusion region in a part of the upper wall thereof; growing an n-type silicon epitaxial layer thereon; forming a throu ...


9
Jon V Hokanson, Barry W Reed: Apparatus and method for particle analysis. Laser Sensor Technology, Christensen O Connor Johnson & Kindness, June 20, 1995: US05426501 (33 worldwide citation)

Apparatus and a method are disclosed for determining the sizes of particles entrained in a fluid over a relatively wide range of sizes and determining the distribution of particles in a plurality of size increments. A sample of particles is fed into a drop tube, allowing the particles to be distribu ...


10
Hiroshi Moriyama, Hiroyuki Sada, Takeo Shiozawa: Crash sensor. Sensor Technology, Oblon Spivak McClelland Maier & Neustadt, February 23, 1993: US05189311 (29 worldwide citation)

An electronic crash sensor which can operate appropriately in response to any form of crash of a vehicle. An input acceleration waveform from an accelerometer is first processed to peak cut any portion thereof lower than a predetermined value. Then, a value obtained such peak cutting is time integra ...