Tomohide Hamada
38Patents
9h-index
29Co-inventors
75Inventor score
Filing activity: Apr 1, 1986 → Apr 1, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4782239A | Optical position measuring apparatus | Physics | 198 | Expired |
| US9086585B2 | Display element manufacturing method and manufacturing apparatus | Electricity | 64 | Active |
| US6266131A | Exposure apparatus | Physics | 57 | Expired |
| US5581075A | Multi-beam scanning projection exposure apparatus and method with beam monitoring and control for uniform exposure of large area | Physics | 39 | Expired |
| US5777722A | Scanning exposure apparatus and method | Physics | 22 | Expired |
| US5920378A | Projection exposure apparatus | Physics | 22 | Expired |
| US6084244A | Scanning exposure apparatus that compensates for positional deviation caused by substrate inclination | Physics | 16 | Expired |
| US8730337B2 | Portable information device, imaging apparatus and information acquisition system | Electricity | 15 | Active |
| US5923409A | Scanning-type exposure apparatus including a vertically disposed holder surface and method thereof | Physics | 12 | Expired |
| US6744511B1 | Stage device having drive mechanism for driving a movable stage, and exposure apparatus and method of detecting position of the stage | Physics | 9 | Expired |
| US5523574A | Exposure apparatus | Physics | 9 | Expired |
| US9743003B2 | Portable information device having real-time display with relevant information | Electricity | 5 | Active |
| US6570641B2 | Projection exposure apparatus | Physics | 5 | Expired |
| USRE37762E1 | Scanning exposure apparatus and exposure method | General | 4 | Expired |
| US8432528B2 | Method for manufacturing display element, manufacturing apparatus of display element and display device | Electricity | 4 | Active |
| US9934251B2 | Search supporting system, search supporting method and search supporting program | Physics | 3 | Active |
| US10846323B2 | Search supporting system, search supporting method and search supporting program | Physics | 3 | Active |
| US9172063B2 | Method and apparatus for manufacturing display devices | Electricity | 2 | Active |
| US11445117B2 | Portable information device having real-time display with relevant information | Electricity | 2 | Active |
| US8699001B2 | Object moving apparatus, object processing apparatus, exposure apparatus, object inspecting apparatus and device manufacturing method | Electricity | 2 | Active |
| US6317196A | Projection exposure apparatus | Physics | 2 | Expired |
| US11615135B2 | Search supporting system, search supporting method and search supporting program | Physics | 1 | Active |
| US8349672B2 | Display element manufacturing method and manufacturing apparatus, thin film transistor manufacturing method and manufacturing apparatus, and circuit forming apparatus | Electricity | 0 | Active |
| US10917575B2 | Portable information device having real-time display with relevant information | Electricity | 0 | Active |
| US8926387B2 | Defect detection method of display device and defect detection apparatus of display device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.