Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6178757 | Cooling chamber temperature control device | Klaus Neumann, Helmut Haessig | 2001-01-30 |
| 5686313 | Method for preparation of microscopic, especially electron-microscopic, slides for the preparation of sections | Ludwig Edelmann | 1997-11-11 |
| 5469712 | Device for dehydrating and/or embedding samples | Klaus Neumann, Ludwig Edelmann, Helmut Haessig, Anton Lang, Heinrich Kleber | 1995-11-28 |
| 5438838 | Chamber for freeze-drying by cryosorption | Klaus Neumann, Ludwig Edelmann, Helmut Haessig, Heinrich Kleber | 1995-08-08 |
| 5226335 | Automatic initial-cutting device for microtomes, particularly ultramicrotomes | Helmut Hassig, Armin Kunz, Klaus Neumann | 1993-07-13 |
| 5181443 | Device for controlling the drive and forward feed of microtomes, particularly ultramicrotomes | Helmut Hassig, Armin Kunz, Klaus Neumann | 1993-01-26 |
| 5070935 | Refrigerated chamber for obtaining thin slices at low temperature | Helmut Hassig, Klaus Neumann | 1991-12-10 |
| 4745764 | Method and device for metal-mirror cryofixation of biomedical or similar technical specimens | Helmut Hassig, Klaus Neumann | 1988-05-24 |
| 4723420 | Apparatus for treating specimens at low temperature | — | 1988-02-09 |
| 4637226 | Device for the cryogenic transfer of specimens | — | 1987-01-20 |
| 4580416 | Apparatus for the cryofixation of specimens | — | 1986-04-08 |
| 4578963 | Apparatus for the cryofixation of specimens | — | 1986-04-01 |
| 4563883 | Specimen immersing device | — | 1986-01-14 |
| 4551992 | Apparatus for cooling a biological or medical specimen | Heinrich Kleber | 1985-11-12 |
| 4363783 | Apparatus for specimen treatment | — | 1982-12-14 |
| 4306425 | Device for the cryo-substitution of small biological objects for microscopic research, especially electron microscopic investigations | Ludwig Edelmann | 1981-12-22 |
| 4302950 | Device for metallic mirror-cryofixation and subsequent cryopreparation of biological materials | — | 1981-12-01 |
| 4284894 | Cold chamber for the working objects for microscopic and electron microscopic investigations | Klaus Neumann, Heinrich Kleber, Helmut Hassig | 1981-08-18 |
| 4221438 | Bearing system for the pivot bar of microtomes particularly ultramicrotomes | Heinrich Kleber | 1980-09-09 |