Hellmuth Sitte
19Patents
11h-index
7Co-inventors
65Inventor score
Filing activity: Sep 25, 1978 → Sep 1, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5226335A | Automatic initial-cutting device for microtomes, particularly ultramicrotomes | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4306425A | Device for the cryo-substitution of small biological objects for microscopic research, especially electron microscopic investigations | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US4723420A | Apparatus for treating specimens at low temperature | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4578963A | Apparatus for the cryofixation of specimens | Physics | 20 | Expired |
| US4563883A | Specimen immersing device | Physics | 15 | Expired |
| US5181443A | Device for controlling the drive and forward feed of microtomes, particularly ultramicrotomes | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4284894A | Cold chamber for the working objects for microscopic and electron microscopic investigations | Physics | 14 | Expired |
| US6178757A | Cooling chamber temperature control device | Physics | 13 | Expired |
| US4302950A | Device for metallic mirror-cryofixation and subsequent cryopreparation of biological materials | Physics | 13 | Expired |
| US4363783A | Apparatus for specimen treatment | Physics | 12 | Expired |
| US5070935A | Refrigerated chamber for obtaining thin slices at low temperature | Physics | 11 | Expired |
| US5686313A | Method for preparation of microscopic, especially electron-microscopic, slides for the preparation of sections | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4551992A | Apparatus for cooling a biological or medical specimen | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4637226A | Device for the cryogenic transfer of specimens | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4580416A | Apparatus for the cryofixation of specimens | Physics | 7 | Expired |
| US4745764A | Method and device for metal-mirror cryofixation of biomedical or similar technical specimens | Physics | 7 | Expired |
| US5469712A | Device for dehydrating and/or embedding samples | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5438838A | Chamber for freeze-drying by cryosorption | Physics | 3 | Expired |
| US4221438A | Bearing system for the pivot bar of microtomes particularly ultramicrotomes | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.