1
Simon Neustein: Credit card pager apparatus. Helfgott & Karas, March 9, 1993: US05192947 (333 worldwide citation)

A low cost, low power consumption pager of approximate credit card size which can serve as both a pager and a credit card or telephone calling card. The pager is powered by a flat, flexible battery, and is comprised of low power consumption pager circuitry. The circuit is turned on and off at regula ...


2
Kenneth J Hsu: Hydrologic cells for recovery of hydrocarbons or thermal energy from coal, oil-shale, tar-sands and oil-bearing formations. Tarim Associates for Scientific Mineral and Oil Exploration, Helfgott & Karas P C, February 9, 1999: US05868202 (318 worldwide citation)

A system for recovery of hydrocarbons or thermal energy from host-rock fotions bearing coal, oil-shale, tar-sands or oil by use of a hydrologic cell which conveys a reacting fluid under pressure to a source-aquifer, thereafter extracting thermal energy or hydrocarbons from said host-rock, moving sai ...


3
Nobuo Sasaki, Akio Ohba: Portable electronic device, entertainment system and method of operating the same. Sony Computer Entertainment, Helfgott & Karas P C, July 3, 2001: US06254477 (280 worldwide citation)

A portable electronic device and an entertainment system that can give a user a sense of familiarity by generating a proper character using an identification number and by displaying it, for example, on a display means include an identification-number holding section which holds a proper identificat ...


4
Oded Bashan, Nehemya Itay, Ronnie Gilboa, Moshe Aduk: Contact/contactless data transaction card. On Track Innovations, Helfgott & Karas P C, April 4, 2000: US06045043 (252 worldwide citation)

A data transaction device having contact and contactless modes of operation, comprises a semiconductor device for operating in contact and contactless modes in accordance with a respective contact or contactless data communications protocol. A contact field includes contacts fixedly connected to the ...


5
Vijay K Choudhury, Sujata Choudhury: Dissecting-cum haemostapling scissors. Helfgott & Karas, June 15, 1993: US05219354 (237 worldwide citation)

Dissecting cum-haemostapling scissors comprise an upper and lower jaw members having handles provided with cooperating lock elements. The lower jaw member has a longitudinal slit accommodating a pivotable spring-biased cutting blade. When the handles are gradually brought together, haemostatic groov ...


6
Takashi Kimoto, Tamio Saito, Masanaga Tokuyo, Satoru Chikuma, Takashi Nishigaya, Nobutsugu Fujino: Mobile communication system, and a mobile terminal, an information center and a storage medium used therein. Fujitsu, Helfgott & Karas PC, September 5, 2000: US06115611 (236 worldwide citation)

In a mobile communicating system, a mobile terminal has a position information detecting unit for detecting position information, a position information transmitting unit for transmitting the position information to an information center, an up-load data transmitting unit for transmitting up-load da ...


7
Inaki Aranceta Angoitia: Transmission for bicycles. Helfgott & Karas, February 13, 1990: US04900046 (202 worldwide citation)

A transmission for bicycles, which substitutes the conventional chain transmission, and which comprises a rimcarrier plate connected to the pedal shaft of the bicycle. A plurality of concentric rings or rims engage with respective pinions mounted with freedom of rotation on a tubular transmission sh ...


8
Mordechai Teicher, Avner Halperin: Sales promotion data processor system and interactive changeable display particularly useful therein. Eldat Communication, Helfgott & Karas P C, August 3, 1999: US05933813 (199 worldwide citation)

A data processor system for promoting sales of products includes price storage devices for storing basic price information; criteria storage devices for storing predetermined criteria to be used in determining sales promotion prices; sensors for sensing the predetermined criteria; a data processor f ...


9
Michael K Diamond: Bracket placing instrument. Helfgott & Karas, July 25, 1989: US04850864 (186 worldwide citation)

A dental apparatus for measuring the height and width of a dental surface and for placement of a bracket at an exact position with respect to the dental surface. A first pair of opposing jaws are movable for measuring the long axis of the tooth. A second pair of opposing jaws are provided for measur ...


10
Akira Ando, Mitsuji Sekine: Light emitting display apparatus. Koha, Helfgott & Karas PC, November 17, 1998: US05836676 (181 worldwide citation)

A light emitting display apparatus has pixels arranged in rows to display a predetermined image, each of the pixels being composed of red and green, or blue and yellow light emitting diodes, lenses provided on the pixels, each of the lenses horizontally diffusing lights emitted from the red and gree ...