Inventor · Higashimatsuyama, JP

Hitoshi Sugimoto

149Patents
33h-index
133Co-inventors
93Inventor score

Filing activity: Sep 16, 1980 → Sep 7, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US5509140A Replaceable ink cartridge Performing Operations; Transporting 152 Expired
US5557310A Ink container with ring-shaped ink absorbing member Performing Operations; Transporting 118 Expired
US5502464A Fixater and recording apparatus using the same Performing Operations; Transporting 107 Expired
US5477246A Ink jet recording apparatus and method Physics 102 Expired
US5896143A Ink jet recording apparatus Performing Operations; Transporting 78 Expired
US5625384A Ink jet recording apparatus and method using replaceable recording heads Performing Operations; Transporting 69 Expired
US5359355A Ink jet recording apparatus for recording with variable scanning speeds Physics 68 Expired
US5633663A Ink jet recording method and apparatus Electricity 64 Expired
US5670997A Recording means for enhancing removal of ink deposited on an ejection side surface thereof, ink jet recording apparatus having said recording means, and recovery method Performing Operations; Transporting 57 Expired
US5500661A Ink jet recording method Electricity 57 Expired
US5395434A Ink, ink-jet recording method, and ink-jet recording apparatus Chemistry; Metallurgy 51 Expired
US5701995A Packing case and opening method therefor Performing Operations; Transporting 49 Expired
US5216450A Ink jet head cartridge Performing Operations; Transporting 47 Expired
US5898443A Ink-jet printing apparatus and method for test printing using ink and an ink improving liquid Performing Operations; Transporting 47 Expired
US5594478A Ink jet recording apparatus for divisionally driving a recording head with a plurality of ink jet orifices grouped into blocks Physics 46 Expired
US5166699A Recording apparatus Performing Operations; Transporting 45 Expired
US5604520A Ink jet recording method using different mask patterns Physics 42 Expired
US5485179A Ink-jet recording apparatus and temperature control method therefor Performing Operations; Transporting 41 Expired
US6102537A Method and apparatus for ink-jet printing Physics 39 Expired
US6663233B2 Inkjet printing apparatus and ink supplying method Performing Operations; Transporting 39 Expired
US5894314A Ink jet recording apparatus using thermal energy Performing Operations; Transporting 39 Expired
US5831642A Ink jet recording method and apparatus Physics 39 Expired
US6832825B1 Test pattern printing method, information processing apparatus, printing apparatus and density variation correction method Performing Operations; Transporting 39 Expired
US6007182A Ink-jet recording method employing inks of different characteristics and apparatus therefor Performing Operations; Transporting 39 Expired
US5798775A Ink jet recording apparatus Performing Operations; Transporting 38 Expired

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