Develop Dr. Eisbein GmbH & Co.
12Patents
0Active
12Granted
29Portfolio score
Filing activity: Mar 9, 1979 → Nov 15, 1991
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4525057A | Guide path for transfer of sheets to a fixing apparatus of a copying machine | Physics | 14 | Expired |
| US4239375A | Image carrier drum for an electrophotographic copier | Physics | 13 | Expired |
| US4585328A | Developing apparatus for a photocopying machine | Physics | 10 | Expired |
| US4235549A | Developing station for an electrostatic copier | Physics | 9 | Expired |
| US4494746A | Copying machine with a cassette guide | Performing Operations; Transporting | 8 | Expired |
| US4284005A | Apparatus for the metered feeding of ink to a ductor roll of an offset printing device | Performing Operations; Transporting | 7 | Expired |
| US5181713A | Paper tray for a copying machine | Performing Operations; Transporting | 7 | Expired |
| US4525063A | Paper holder for a photocopying machine | Performing Operations; Transporting | 6 | Expired |
| US5273267A | Copying machine comprising a deflecting device | Performing Operations; Transporting | 4 | Expired |
| US4671649A | Driving mechanism for an exposure carriage of a copying machine | Physics | 3 | Expired |
| US4443092A | Compact photocopying machine | Physics | 2 | Expired |
| US4515459A | Press fixing apparatus with three pressing rollers | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.