1
Ray J King: Corona discharge apparatus. The Electrogesic Corporation, Mason Fenwick & Lawrence, May 31, 1994: US05317155 (110 worldwide citation)

A power amplifier for use in medical and veterinary testing and therapy. A tunable pulse-width-modulated signal generator is connected to a gating element to provide a digital waveform suitable for comprehensive control of the waveform shape and average output power provided by the apparatus. The di ...


2
Roger L Verkuil, Gregory S Horner, Thomas G Miller: Apparatus and method for depositing charge on a semiconductor wafer. Keithley Instruments, Pearne Gordon McCoy & Granger, January 14, 1997: US05594247 (67 worldwide citation)

A conductive screen is placed between a corona gun and the surface of a semiconductor wafer. The charge deposited on the wafer by the gun is controlled by a potential applied to the screen. A chuck orients the wafer in close proximity to the screen. A desired charge is applied to the wafer by first ...


3
Kazuyuki Ogawa, Masahiko Hirose, Masahiro Shibagaki, Yoshio Murakami, Yasuhiro Horiike: Activated gas reaction apparatus & method. Tokyo Shibaura Electric, Oblon Fisher Spivak McClelland & Maier, December 27, 1977: US04065369 (62 worldwide citation)

An activated gas reaction apparatus which comprises an activation chamber; feeding means for conducting feed gas into the activation chamber; microwave power-generating means for activating raw gas received in the activation chamber; and a reaction chamber provided apart from the activation chamber ...


4
Tadafumi Shimizu: Cleaning device for wire electrode of corona discharger. Minolta Camera, Willian Brinks Olds Hofer Gilson & Lione, April 30, 1991: US05012093 (51 worldwide citation)

A cleaning device for wire electrode of corona discharger, for example, for use in electrophotographic image forming apparatus, which automatically cleans the wire electrode by relative movement of the wire electrode and cleaning member adapted to contact the wire electrode. Driving of a motor for t ...


5
Herbert John Hollberg, John Edward Owens: Process for forming a nonwoven web. E I du Pont de Nemours and Company Wilmington DE, Howard P West Jr, September 5, 1972: US3689608 (48 worldwide citation)

A process for spreading, electrostatically charging, and forwarding a fibrous web concomitantly formed with a vapor blast. The web is charged by passing it through a highly ionized zone created by a corona discharge between an ion gun and a target plate. The electrical potential between the ion gun ...


6
Roger L Verkuil, Gregory S Horner, Tom G Miller: Apparatus and method for depositing uniform charge on a thin oxide semiconductor wafer. Pearne Gordon McCoy & Granger, May 9, 2000: US06060709 (46 worldwide citation)

A conductive slit screen is placed between a corona gun and the surface of a semiconductor wafer. The charge deposited on the wafer by the gun is controlled by a potential applied to the screen. A chuck orients the wafer in close proximity to the screen. A desired charge is applied to the wafer by d ...


7
Bruce W Friday: Lead edge transfer switching. Xerox Corporation, February 26, 1980: US04190348 (45 worldwide citation)

In an electrostatographic copying apparatus in which the imaging material is transferred to the copy member by electrical transfer members which leave electrostatic charges on the copy member resisting stripping of the copy member from the original image support surface, and in which a detacking cor ...


8
Andrzej Loreth, Vilmos Torok: Air transporting arrangement. Astra Vent, Browdy and Neimark, October 1, 1991: US05053912 (38 worldwide citation)

An arrangement for transporting air with the aid of corona-wind including tubes to extract detrimental side effects from corona discharge. A first tube is arranged with an open end located downstream of and axially in line with the corona electrode, as to face towards the electrode and such that the ...


9
Ronald E Gaitten, Gerald L Smith: Photoconductor charging technique. International Business Machines Corporation, Joscelyn G Cockburn, February 27, 1979: US04141648 (32 worldwide citation)

A two cycle process electrophotographic copying device having charging, imaging, developing, transferring, and cleaning facilities, the arrangement being in the conventional sense, incorporates a combined charge and preclean corona unit that is operable to perform either a charging function or a pre ...


10
Yeong Chang Lain, Rey Chein Chang, Ching I Juch: Chain-type discharge wire for use in an electrostatic precipitator. Industrial Technology Research Institute, Rodman & Rodman, May 11, 1993: US05210678 (28 worldwide citation)

An improved discharge wire for use in an electrostatic precipitator which is used for collecting pollutant particles contained in a flow of exhaust gas. The improved discharge wire is a chain having a plurality of chain links made of conductive material. There is provided at least one needle-like me ...



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