Inventor · Numazu, JP

Yukio Tabata

12Patents
6h-index
20Co-inventors
66Inventor score

Filing activity: Jan 28, 1981 → Jun 22, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US4382420A Development apparatus Physics 28 Expired
US6020103A Liquid developer, method of producing the liquid developer and image formation using the same Physics 17 Expired
US7313336B2 Method and apparatus for image forming capable of effectively recycling toner Physics 13 Active
US4461586A Ink ribbon for use in electrothermic non-impact recording Emerging Cross-Sectional Technologies 13 Expired
US4415903A Electric ink transfer recording method Performing Operations; Transporting 10 Expired
US4484200A Non-impact recording apparatus Physics 8 Expired
US4425569A Non-impact recording method and apparatus Performing Operations; Transporting 6 Expired
US4420758A Electrothermic non-impact recording method and apparatus Performing Operations; Transporting 6 Expired
US4536437A Electrothermic non-impact recording material Emerging Cross-Sectional Technologies 2 Expired
US4853707A Non-impact electrothermic recording method Performing Operations; Transporting 1 Expired
US8748072B2 Method and apparatus for producing toner Performing Operations; Transporting 0 Active
US7713671B2 Semispherical toner having plural dents Physics 0 Active

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