Hermann Idstein
17Patents
7h-index
17Co-inventors
63Inventor score
Filing activity: Oct 15, 1976 → Mar 1, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4219327A | Fusion fixing apparatus employing heat and pressure | Physics | 16 | Expired |
| US4072306A | Sheet feed apparatus | Physics | 14 | Expired |
| US4073489A | Document transport device | Physics | 11 | Expired |
| US5443638A | Device for generating a subatmospheric pressure | Performing Operations; Transporting | 9 | Expired |
| US5853482A | Method and apparatus for applying a coating solution | Performing Operations; Transporting | 9 | Expired |
| US5656086A | Coating device for applying thin wet films | Performing Operations; Transporting | 7 | Expired |
| US5046264A | Method and apparatus for continuously drying boards coated on both sides | Electricity | 7 | Expired |
| US5136973A | Process and device for electrostatically spraying a liquid coating onto a substrate and for drying the liquid coating on the substrate | Electricity | 6 | Expired |
| US4437754A | Apparatus for transferring toner images | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5417181A | Coating device | Performing Operations; Transporting | 4 | Expired |
| US4475979A | Method and apparatus for transferring a toner image from moving photoconductor | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6423206B1 | Method for electrochemical roughening of a substrate | Chemistry; Metallurgy | 3 | Expired |
| US4269409A | Original document transport mechanism for electrophotographic copying machines | Physics | 3 | Expired |
| US4493123A | Pressure-contact and lift-off arrangement | Physics | 1 | Expired |
| US4315622A | Detaching device for sheet material | Performing Operations; Transporting | 1 | Expired |
| US5217535A | Coating device for cast-coating webs | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6261438A | Method and apparatus for roughening a support for radiation-sensitive coatings | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.