Assignee
SAVIN CORP
US·105 granted patents·1,854 citations·filing 1977–1990
Top patents by PatentIndex Score
105 records- 0198US4794651AToner for use in compositions for developing latent electrostatic images, method of making the same, and liquid composition using the improved tonerSAVIN CORP·Filed 1988·Granted Dec 27, 1988·136 cites·12 claims
- 0298US4286039AMethod and apparatus for removing excess developing liquid from photoconductive surfacesSAVIN CORP·Filed 1979·Granted Aug 25, 1981·171 cites·10 claims
- 0397US4325627AMethod and apparatus for liquid-developing latent electrostatic imagesSAVIN CORP·Filed 1979·Granted Apr 20, 1982·64 cites·3 claims
- 0496US4413048ADeveloping composition for a latent electrostatic image for transfer of the developed image across a gap to a carrier sheetSAVIN CORP·Filed 1981·Granted Nov 1, 1983·51 cites·13 claims
- 0595US4538899ACatalytic fixer-dryer for liquid developed electrophotocopiersSAVIN CORP·Filed 1983·Granted Sep 3, 1985·52 cites·67 claims
- 0694US4400079AInjection roller developer for electrophotographic copier and biasing system thereforSAVIN CORP·Filed 1980·Granted Aug 23, 1983·42 cites·12 claims
- 0794US4368881AFriction paper feederSAVIN CORP·Filed 1981·Granted Jan 18, 1983·43 cites·5 claims
- 0893US4392742ALiquid developer copier cleaning system incorporating resilient closed-cell cleaning rollerSAVIN CORP·Filed 1978·Granted Jul 12, 1983·34 cites·2 claims
- 0992US4480825ASheet set separator for electrophotographic copierSAVIN CORP·Filed 1980·Granted Nov 6, 1984·40 cites·2 claims
- 1091US4473865AStationary light source electrophotographic copierSAVIN CORP·Filed 1982·Granted Sep 25, 1984·26 cites·10 claims
- 1191US4420244AApparatus for developing latent electrostatic images for gap transfer to a carrier sheetSAVIN CORP·Filed 1982·Granted Dec 13, 1983·37 cites·1 claims
- 1291US4355883APhotocopier scanning apparatusSAVIN CORP·Filed 1979·Granted Oct 26, 1982·20 cites·16 claims
- 1391US4231562ARecirculating document feederSAVIN CORP·Filed 1978·Granted Nov 4, 1980·28 cites·18 claims
- 1487US4439035ACopier cleaning system incorporating resilient noncellular sealing rollerSAVIN CORP·Filed 1978·Granted Mar 27, 1984·25 cites·7 claims
- 1587US4334762ASingle fixed position lens variable copy size optical system for copying machineSAVIN CORP·Filed 1979·Granted Jun 15, 1982·15 cites·12 claims
- 1686US4627705AMultiple color liquid developer electrophotographic copying machine and liquid distribution system thereforSAVIN CORP·Filed 1984·Granted Dec 9, 1986·29 cites·10 claims
- 1786US4501486AWiper blade for electrophotocopierSAVIN CORP·Filed 1983·Granted Feb 26, 1985·25 cites·9 claims
- 1886US4259003AImaging surface discharge and cleaning apparatus for electrophotographic copierSAVIN CORP·Filed 1979·Granted Mar 31, 1981·26 cites·21 claims
- 1985US4860924ALiquid developer charge director controlSAVIN CORP·Filed 1988·Granted Aug 29, 1989·57 cites·20 claims
- 2084US4760423AApparatus and method for reducing hydrocarbon emissions from a liquid-based electrophotographic copying machineSAVIN CORP·Filed 1987·Granted Jul 26, 1988·37 cites·10 claims
- 2183US4569514ACopy sheet decelerator for electrophotographic copierSAVIN CORP·Filed 1984·Granted Feb 11, 1986·27 cites·9 claims
- 2283US4168830AAir jet paper pick-off for liquid developer electrostatic copierSAVIN CORP·Filed 1977·Granted Sep 25, 1979·23 cites·34 claims
- 2382US5047307AToner for use in compositions for developing latent electrostatic images, method of making the same, and liquid composition using the improved tonerSAVIN CORP·Filed 1989·Granted Sep 10, 1991·24 cites·18 claims
- 2482US4917371AAutomatic document feeder and registration system thereforSAVIN CORP·Filed 1988·Granted Apr 17, 1990·26 cites·3 claims
- 2582US4585329APlaten cover assembly for copierSAVIN CORP·Filed 1983·Granted Apr 29, 1986·23 cites·1 claims
- 2680US4871163APaper control gateSAVIN CORP·Filed 1988·Granted Oct 3, 1989·56 cites·23 claims
- 2780US4350333ALarge-capacity sheet-stacking apparatusSAVIN CORP·Filed 1980·Granted Sep 21, 1982·23 cites·7 claims
- 2877US4678317ACharge and bias control system for electrophotographic copierSAVIN CORP·Filed 1985·Granted Jul 7, 1987·21 cites·12 claims
- 2977US4411976AMethod of increasing the density of liquid-developed gap-transferred electrophotographic images and developing composition for use thereinSAVIN CORP·Filed 1982·Granted Oct 25, 1983·22 cites·5 claims
- 3076US4809969AAutomatic document feeder and registration system thereforSAVIN CORP·Filed 1986·Granted Mar 7, 1989·21 cites·5 claims
- 3176US4420149AAutomatic original document feeder for electrophotographic copierSAVIN CORP·Filed 1981·Granted Dec 13, 1983·23 cites·5 claims
- 3276US4418903ALarge capacity combination magazine and sheet feeder for copying machinesSAVIN CORP·Filed 1981·Granted Dec 6, 1983·20 cites·3 claims
- 3375US4256820AMethod of electrophotography using low intensity exposiveSAVIN CORP·Filed 1979·Granted Mar 17, 1981·15 cites·5 claims
- 3474US4842974AToner for use in compositions for developing latent electrostatic images, method of making the same, and liquid composition using the improved tonerSAVIN CORP·Filed 1987·Granted Jun 27, 1989·28 cites·13 claims
- 3574US4244648AMisfeed detector for copy machineSAVIN CORP·Filed 1979·Granted Jan 13, 1981·16 cites·16 claims
- 3674US4236808ACopier scan and collator back bar controlSAVIN CORP·Filed 1979·Granted Dec 2, 1980·10 cites·11 claims
- 3773US4326792ACombined registration image transfer and pickoff assembly for electrophotographic copierSAVIN CORP·Filed 1979·Granted Apr 27, 1982·14 cites·12 claims
- 3872US4579253AToner control systemSAVIN CORP·Filed 1981·Granted Apr 1, 1986·18 cites·14 claims
- 3972US4343881AMultilayer photoconductive assembly with intermediate heterojunctionSAVIN CORP·Filed 1981·Granted Aug 10, 1982·16 cites·14 claims
- 4072US4302093ACombined transfer and registration system for electrophotographic copierSAVIN CORP·Filed 1979·Granted Nov 24, 1981·13 cites·37 claims
- 4170US4980259ALiquid developer formulationSAVIN CORP·Filed 1989·Granted Dec 25, 1990·15 cites·9 claims
- 4270US4621799AAutomatic document feeder and registration system thereforSAVIN CORP·Filed 1982·Granted Nov 11, 1986·15 cites·4 claims
- 4368US4522484AElectrophotographic apparatus for increasing the apparent sensitivity of photoconductorsSAVIN CORP·Filed 1983·Granted Jun 11, 1985·14 cites·7 claims
- 4464US4582774ALiquid developing latent electrostatic images and gap transferSAVIN CORP·Filed 1984·Granted Apr 15, 1986·11 cites·20 claims
- 4564US4278884AMethod and apparatus for xeroradiographySAVIN CORP·Filed 1978·Granted Jul 14, 1981·10 cites·2 claims
- 4664US4181094AExcess developer removal apparatusSAVIN CORP·Filed 1978·Granted Jan 1, 1980·25 cites·26 claims
- 4763US4598992AElectrophotographic copier having readily removable drum and improved drive system thereforSAVIN CORP·Filed 1984·Granted Jul 8, 1986·12 cites·15 claims
- 4863US4320953APick-off device for electrostatic copierSAVIN CORP·Filed 1979·Granted Mar 23, 1982·13 cites·22 claims
- 4961US4585535AElectrophoretic method of producing high-density magnetic recording mediaSAVIN CORP·Filed 1985·Granted Apr 29, 1986·13 cites·11 claims
- 5060US4531824AHeater for electrophotographic copiersSAVIN CORP·Filed 1983·Granted Jul 30, 1985·10 cites·6 claims
Showing the top 50 of 105 patent records by PatentIndex Score.
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