Yoichi Ando
53Patents
12h-index
47Co-inventors
84Inventor score
Filing activity: Oct 27, 1980 → Mar 26, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6802753B1 | METHOD FOR MANUFACTURING ELECTRON BEAM DEVICE, METHOD FOR MANUFACTURING IMAGE FORMING APPARATUS, ELECTRON BEAM DEVICE AND IMAGE FORMING APPARATUS MANUFACTURED THOSE MANUFACTURING METHODS, METHOD AND APPARATUS FOR MANUFACTURING ELECTRON SOURCE, AND APPARATUS FOR MANUFACTURING IMAGE FORMING APPARATUS | Electricity | 39 | Expired |
| US4654035A | Injector | Human Necessities | 34 | Expired |
| US6053791A | Method of fabricating electron source and image forming apparatus | Electricity | 30 | Expired |
| US6441544B1 | Electron beam apparatus using electron source, spacers having high-resistance film and low-resistance layer, and image-forming device using the same | Electricity | 25 | Expired |
| US6278233A | Image forming apparatus with spacer | Electricity | 24 | Expired |
| US4352580A | Knock-out type mechanical pencil with retractable eraser | Performing Operations; Transporting | 20 | Expired |
| US5611279A | Process of producing a printing plate for a stamp | Performing Operations; Transporting | 19 | Expired |
| US6534911B1 | Electron beam device | Electricity | 15 | Expired |
| US5741459A | Process for preparing stamp | Performing Operations; Transporting | 13 | Expired |
| US5040219A | Sound reproducing apparatus | Electricity | 13 | Expired |
| US7053537B2 | Electron beam apparatus, having a spacer with a high-resistance film | Electricity | 12 | Expired |
| US6884138B1 | Method for manufacturing spacer for electron source apparatus, spacer, and electron source apparatus using spacer | Electricity | 12 | Expired |
| US6701682B2 | Workspace system for improving productiveness in intellectual activities | Physics | 12 | Expired |
| US4843986A | Thread feeding apparatus for multi-needle sewing machine | Textiles; Paper | 9 | Expired |
| US6946786B2 | Electron beam device with spacer | Electricity | 9 | Expired |
| US6048054A | Ink replenishing apparatus and ink replenishing method for ink-jet printing ink cartridge | Performing Operations; Transporting | 8 | Expired |
| US6675114B2 | Method for evaluating sound and system for carrying out the same | Physics | 7 | Expired |
| US7537503B2 | Electron beam apparatus, and method for manufacturing a spacer used for the same | Electricity | 6 | Active |
| US7034449B2 | Image display apparatus and method of manufacturing the same | Electricity | 6 | Expired |
| US6759802B2 | Image forming apparatus | Electricity | 5 | Expired |
| US9111655B2 | Radiation generating apparatus and radiation imaging system | Human Necessities | 5 | Active |
| US5878668A | Process for preparing stamp | Performing Operations; Transporting | 4 | Expired |
| US5669299A | Method for preparing a thermosensitive stencil with a thermal label printer | Performing Operations; Transporting | 4 | Expired |
| US6984160B2 | Electron beam apparatus using electron source, image-forming apparatus using the same and method of manufacturing members to be used in such electron beam apparatus | Electricity | 4 | Expired |
| US7138758B2 | Image forming apparatus having a high-resistance coated spacer in electrical contact with wirings components at predetermined intervals | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.