Kenzo Ito
32Patents
20h-index
45Co-inventors
85Inventor score
Filing activity: Jun 27, 1978 → Oct 18, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4737916A | Electronic map display system | Physics | 140 | Expired |
| US4675676A | Map display system | Physics | 104 | Expired |
| US4646089A | Travel guidance system for vehicles | Physics | 99 | Expired |
| US6232993A | Tape printers and printing medium containing cassettes | Performing Operations; Transporting | 90 | Expired |
| US4890104A | Electronic map display system for use on vehicle | Physics | 75 | Expired |
| US4737927A | Map display apparatus | Physics | 73 | Expired |
| US4571684A | Map display system for vehicles | Physics | 72 | Expired |
| US4812980A | Map display system | Physics | 62 | Expired |
| US4780717A | Electronic map display system for use on vehicle | Physics | 47 | Expired |
| US4761742A | Guiding spot display apparatus | Physics | 46 | Expired |
| US4937572A | Map display apparatus storing data of physically adjacent map sections in physically adjacent storage locations | Physics | 40 | Expired |
| US4670282A | Method for cooking rice | Physics | 38 | Expired |
| US6213600A | Ink-jet recording apparatus capable of limitedly using only genuine ink cartridge, ink cartridge usable in the same, and ink refilling member | Performing Operations; Transporting | 35 | Expired |
| US4903169A | Shielded high frequency apparatus having partitioned shield case, and method of manufacture thereof | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4744033A | Electronic display system | Physics | 31 | Expired |
| US4347570A | Method and apparatus for controlling ignition coil energization | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6190067A | Cassette containing magnetically affixable printing tape | Performing Operations; Transporting | 28 | Expired |
| US4672179A | Apparatus for cooking rice substantially under atmospheric pressure | Physics | 27 | Expired |
| US8439998B2 | Manufacturing method of metal product and metal product | Emerging Cross-Sectional Technologies | 27 | Active |
| US5177544A | Image forming apparatus capable of detecting a residual amount of cut paper | Performing Operations; Transporting | 21 | Expired |
| US4476532A | Method and apparatus for controlling the duty cycle of an off-on type valve by monitoring the history of the state of the valve | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7850105B2 | Jet mill | Performing Operations; Transporting | 13 | Active |
| US8398007B2 | Jet mill | Performing Operations; Transporting | 11 | Active |
| US4558417A | Computer based engine control with lower priority interrupt requests generated in selected higher priority interrupt routines | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4553208A | Engine control event timing employing both crank angle rotation and time measurements | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.