Inventor · Yokohama, JP

Shigekazu Enoki

30Patents
17h-index
60Co-inventors
84Inventor score

Filing activity: Feb 3, 1982 → Apr 12, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US5508794A Developer recycling system and developer cartridge therefor Physics 48 Expired
US5245391A Developing device having surface microfields for an image forming apparatus Physics 45 Expired
US5627630A Developing apparatus having a toner supporting roller with an inner layer and surface layer Physics 36 Expired
US5311263A Developing apparatus for image forming equipment using developer carrier for forming microfields Physics 35 Expired
US5220383A Developing device for an image forming apparatus having a large number of microfields formed on a developer carrier Physics 35 Expired
US5239344A Developing roller having insulating and conductive areas Physics 34 Expired
US5741616A Method of developing latent electrostatic images and developer-bearing member Emerging Cross-Sectional Technologies 31 Expired
US5819145A Image forming device for forming a uniform toner layer on a developing roller Physics 29 Expired
US5172169A Developer carrier of a developing device and a method of producing the same Physics 29 Expired
US6597881B2 Image forming apparatus Physics 27 Expired
US5474869A Toner and method of developing Emerging Cross-Sectional Technologies 27 Expired
US4406536A Developing device Physics 22 Expired
US5286918A Developing apparatus using a developer carrier capable of forming microfields on the surface thereof Physics 22 Expired
US4885223A Method and apparatus for developing electrostatic latent image Physics 21 Expired
US7218879B2 Image forming apparatus controlling polarity of residual toner and process cartridge for use in the same Physics 21 Expired
US4733267A Apparatus for developing electrostatic latent image Physics 18 Expired
US5451713A Developing apparatus using a developer carrier capable of forming microfields Physics 17 Expired
US5389733A Developing device for an image forming apparatus Physics 16 Expired
US5315061A Developing apparatus using a developer carrier capable of forming microfields Physics 15 Expired
US7315711B2 Image forming apparatus, process cartridge and cleaningless system Physics 14 Expired
US5674408A Developer carrier capable of forming microfields thereon and method of producing the same Physics 14 Expired
US6708015B2 Developing device and image forming apparatus using the same Physics 9 Expired
US7020421B2 Magnetic carrier, two-component developer, development method, development device and image forming apparatus of electrophotography Physics 8 Expired
US7027760B2 Developing method for an image forming apparatus and developing device using the same Physics 4 Expired
US7941075B2 Image forming apparatus including a cleaner-less image carrier cleaning system Physics 4 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.