Yoneta Tanaka
14Patents
7h-index
4Co-inventors
59Inventor score
Filing activity: Jul 8, 1994 → Mar 27, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5940528A | Process for positioning of a mask relative to another mask, or masks relative to a workpiece and device for executing the process | Physics | 46 | Expired |
| US5934780A | Polarized light irradiation device for purposes of optical alignment of an alignment layer of a liquid crystal cell element | Physics | 27 | Expired |
| US5881165A | Process for the positioning of a mask relative to a workpiece and device for executing the process | Physics | 16 | Expired |
| US5543890A | Process and device for adjusting the distance between a workpiece and a mask | Electricity | 13 | Expired |
| US5874190A | Process for projection exposure of a workpiece with back alignment marks | Electricity | 12 | Expired |
| US6525804B1 | Exposure device capable of aligning while moving mask | Physics | 10 | Expired |
| US5777747A | Process for positioning a mask relative to a workpiece and device for performing the process | Physics | 8 | Expired |
| US6232023A | Contact exposure process and device | Physics | 7 | Expired |
| US6072915A | Process for pattern searching and a device for positioning of a mask to a workpiece | Physics | 7 | Expired |
| US6046793A | Proximity printing device with variable irradiation angle | Physics | 2 | Expired |
| US12226986B2 | Core material and structure | Performing Operations; Transporting | 0 | Active |
| US11701868B2 | Carbon fiber reinforced plastic structure and processing apparatus | Chemistry; Metallurgy | 0 | Active |
| US12319034B2 | Carbon fiber reinforced plastic structure and processing apparatus | Chemistry; Metallurgy | 0 | Active |
| US6998738B2 | Plain surface stage apparatus | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.