Inventor · Rochester, NY, US

John S. Chambers

60Patents
17h-index
82Co-inventors
83Inventor score

Filing activity: Jun 29, 1994 → Aug 30, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6156468A Blocking layer with light scattering particles having rough surface Physics 93 Expired
US6255027A Blocking layer with light scattering particles having coated core Physics 92 Expired
US7037631B2 Photoconductive imaging members Physics 61 Expired
US6287737A Photoconductive imaging members Physics 54 Expired
US5709974A High speed electrophotographic imaging member Physics 48 Expired
US6756169B2 Imaging members Physics 46 Expired
US5641599A Electrophotographic imaging member with improved charge blocking layer Physics 45 Expired
US6200716A Photoreceptor with poly (vinylbenzyl alcohol) Physics 40 Expired
US6326111A Stable charge transport layer dispersion containing polytetrafluoroethylene particles and hydrophobic silica Physics 34 Expired
US5891594A Process for preparing electrophotographic imaging member with perylene-containing charge-generating material and n-butylacetate Physics 29 Expired
US6261729A Blocking layer with linear phenolic resin Physics 25 Expired
US5693372A Immersion coating process Performing Operations; Transporting 25 Expired
US7413835B2 Imaging members Physics 22 Active
US5521047A Process for preparing a multilayer electrophotographic imaging member Physics 20 Expired
US5451483A Liquid developer compositions Physics 19 Expired
US6656650B1 Imaging members Emerging Cross-Sectional Technologies 19 Expired
US6300027A Low surface energy photoreceptors Physics 18 Expired
US6337166B1 Wear resistant charge transport layer with enhanced toner transfer efficiency, containing polytetrafluoroethylene particles Physics 15 Expired
US5434657A Brush for applying release agent to intermediate transfer member Physics 15 Expired
US5459008A Method and apparatus for toner release from transfer member to paper Physics 15 Expired
US6117603A Electrostatographic imaging member having an improved imaging layer Physics 14 Expired
US6132912A Photoconductive imaging members Physics 11 Expired
US5681391A Immersion coating apparatus Performing Operations; Transporting 10 Expired
US6495300B1 Photoconductive imaging members Physics 9 Expired
US5876887A Charge generation layers comprising pigment mixtures Physics 9 Expired

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