Inventor · Tokyo, JP

Minoru Isobe

47Patents
13h-index
43Co-inventors
81Inventor score

Filing activity: May 28, 1976 → Apr 30, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5462375A Printer and data processing apparatus having printing unit Performing Operations; Transporting 139 Expired
US5088586A Automatic renting apparatus Physics 114 Expired
US6069642A Cassette for holding ink ribbon and print paper therein and printer incorporating the cassette therein Performing Operations; Transporting 112 Expired
US5317146A Read head incorporating an image pick-up function Electricity 103 Expired
US5781823A Image forming apparatus having a plurality of image forming sections each having different means of forming images Physics 48 Expired
US4576490A Multihead serial printer Performing Operations; Transporting 26 Expired
US5579092A Color printer correctable positional errors in respective printing mechanisms Physics 25 Expired
US4401906A Motor with improved temperature characteristics Electricity 23 Expired
US5061967A Electrophotographic recording apparatus Emerging Cross-Sectional Technologies 20 Expired
US4348120A Printing head for a dot printer Performing Operations; Transporting 17 Expired
US5215849A Non-magnetic one-component developer Physics 14 Expired
US6078346A Image forming apparatus Performing Operations; Transporting 13 Expired
US4433926A Printer head Performing Operations; Transporting 13 Expired
US5289249A Electrophotographic printer having a gravity driven toner recycling unit Physics 12 Expired
US5369480A Multifunctional printer Electricity 11 Expired
US4687361A Rack mount for a rack and pinion carriage moving mechanism Emerging Cross-Sectional Technologies 11 Expired
US4763136A Planar thermal head and display device incorporating the same Performing Operations; Transporting 10 Expired
US4930417A Printer for simultaneously forming planographic printing surfaces and printing ink images Performing Operations; Transporting 10 Expired
US4647234A Thermal printer Performing Operations; Transporting 9 Expired
US4342520A Inkribbon feed mechanism Performing Operations; Transporting 9 Expired
US4715594A Face and back reversing mechanism Emerging Cross-Sectional Technologies 9 Expired
US5946010A Serial copier, scanner, and printer employing continuous media transport Electricity 9 Expired
US4113750A Pack for endless ink ribbon cartridge Performing Operations; Transporting 9 Expired
US5216441A Thermal printer and expendable cartridge employed therein Performing Operations; Transporting 9 Expired
US5294958A Image forming apparatus having photoconductor drum and fuser independently operable in timing Physics 8 Expired

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