Eiji Ito
99Patents
16h-index
146Co-inventors
87Inventor score
Filing activity: Sep 27, 1978 → Feb 15, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5558155A | Cooling apparatus and assembling method thereof | Emerging Cross-Sectional Technologies | 73 | Expired |
| US4841323A | Automatic focusing method and camera provided with automatic focusing apparatus | Physics | 54 | Expired |
| US5560467A | Exchange machine having bank note qualification determining capacity | Physics | 45 | Expired |
| US6822280B2 | Semiconductor memory including forming beams connecting the capacitors | Electricity | 42 | Expired |
| US7064028B2 | Semiconductor memory and method of producing the same | Electricity | 37 | Expired |
| US5089935A | Control device case | Electricity | 32 | Expired |
| USD305115S | Power inverter | General | 31 | Expired |
| US8044456B2 | Nonvolatile semiconductor memory device and producing method thereof | Electricity | 24 | Active |
| US6781322B2 | Capacitive load drive circuit and plasma display apparatus | Physics | 23 | Expired |
| USD298824S | Power inverter | General | 23 | Expired |
| US5516104A | Slot machine and game media dispensing apparatus | Human Necessities | 22 | Expired |
| US8153488B2 | Method for manufacturing nonvolatile storage device | Electricity | 21 | Active |
| USD303370S | Power inverter | General | 20 | Expired |
| US5564544A | Bank note conveying apparatus | Performing Operations; Transporting | 20 | Expired |
| US4519691A | Photographic taking lens driving means | Physics | 17 | Expired |
| US4730512A | Engine crankshaft structure | Emerging Cross-Sectional Technologies | 17 | Expired |
| US8183602B2 | Nonvolatile semiconductor memory device including via-holes continuously formed through plural cell array layers | Electricity | 16 | Active |
| US4773726A | Pusher device for plastic optical fiber | Physics | 16 | Expired |
| USD304170S | Power inverter | General | 15 | Expired |
| US10746282B2 | Vehicle drive device | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US11114921B2 | Vehicle drive device for lubrication a power transmission and cooling a rotating electric machine | Mechanical Engineering; Lighting; Heating | 13 | Active |
| US7470212B2 | Shift control apparatus for automatic transmission | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US5620177A | Paper slip storage system | Performing Operations; Transporting | 12 | Expired |
| US5499604A | Positive crank ventilation apparatus for an engine system | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4765700A | Pusher device for plastic optical fiber | Physics | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.