William Peter Van Drent
14Patents
3h-index
46Co-inventors
60Inventor score
Filing activity: Apr 17, 1997 → Nov 28, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5822063A | Apparatus for measuring magneto-optical effect | Physics | 11 | Expired |
| US8619235B2 | Lithographic apparatus and device manufacturing method | Physics | 5 | Active |
| US8570492B2 | Lithographic apparatus | Physics | 5 | Active |
| US9696638B2 | Lithographic apparatus | Physics | 3 | Active |
| US10852640B2 | Optical diffraction component for suppressing at least one target wavelength by destructive interference | Physics | 1 | Active |
| US11340532B2 | Prolonging optical element lifetime in an EUV lithography system | Electricity | 1 | Active |
| US11194256B2 | Optical diffraction component for suppressing at least one target wavelength by destructive interference | Physics | 1 | Active |
| US9229340B2 | Lithographic apparatus | Physics | 0 | Active |
| US11022902B2 | Sensor, lithographic apparatus, and device manufacturing method | Physics | 0 | Active |
| US6163509A | Magneto-optical recording medium and magneto-optical recorder using the medium | Physics | 0 | Expired |
| US6096446A | Magnetooptical recording medium and method of producing the same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11556067B2 | Contamination trap | Electricity | 0 | Active |
| US11846887B2 | Prolonging optical element lifetime in an EUV lithography system | Electricity | 0 | Active |
| US11982947B2 | Contamination trap | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.