Koji Ito
293Patents
23h-index
316Co-inventors
93Inventor score
Filing activity: May 19, 1972 → Sep 14, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5812045A | Inverter transformer | Electricity | 166 | Expired |
| US6410415B1 | Flip chip mounting technique | Electricity | 135 | Expired |
| US5893662A | Image forming device | Physics | 109 | Expired |
| US6189208A | Flip chip mounting technique | Emerging Cross-Sectional Technologies | 94 | Expired |
| US6219911A | Flip chip mounting technique | Emerging Cross-Sectional Technologies | 69 | Expired |
| US7029391B2 | Blower unit and air conditioning unit including the same and method of controlling the same | Performing Operations; Transporting | 54 | Expired |
| US7513065B2 | Sole structure for a shoe | Human Necessities | 50 | Active |
| US5170288A | Self-cleaning apparatus for removal of foreign substances from a plate-like device | Physics | 42 | Expired |
| US5601400A | Centrifugal blower improved to reduce vibration and noise | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US5839879A | Centrifugal blower | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US6779733B2 | Noncontact id card or the like and method of manufacturing the same | Electricity | 39 | Expired |
| US4929072A | Self cleaning mirror for a vehicle | Performing Operations; Transporting | 39 | Expired |
| US5813831A | Centrifugal blower having a bell-mouth ring for reducing noise | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US5132840A | Cleaning apparatus for automotive rear view mirror | Electricity | 36 | Expired |
| US6299409A | Centrifugal type blower unit | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US6308992A | Hose connecting assembly | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US5755107A | Automotive air conditioner | Performing Operations; Transporting | 27 | Expired |
| US6841419B2 | Method of fabricating a COF utilizing a tapered IC chip and chip mounting hole | Electricity | 26 | Expired |
| US8364404B2 | System and method for displaying data associated with subsurface reservoirs | Physics | 25 | Active |
| US6192838A | Engine cooling apparatus | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US5136425A | Self-cleaning plate-shaped device including a vibrator with oscillations parallel to the plane of the plate | Performing Operations; Transporting | 24 | Expired |
| US6764001B1 | Electronic money system and transaction method using the same | Physics | 24 | Expired |
| US7475044B1 | Electronic money system and electronic money terminal device | Physics | 23 | Expired |
| US5475530A | Outside mirror for a vehicle | Performing Operations; Transporting | 23 | Expired |
| US6128181A | Electric component unit | Electricity | 23 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.