John D. Zoltner
18Patents
10h-index
5Co-inventors
65Inventor score
Filing activity: Sep 20, 1974 → Apr 16, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4478512A | Toner cartridge for use in an electrophotographic printing machine | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5553528A | Slitter for a desktop page printer | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4827307A | Toner cartridge for use in an electrophotographic printing machine | Physics | 26 | Expired |
| US4986713A | Apparatus for applying hard and soft covers to bound or unbound documents | Emerging Cross-Sectional Technologies | 23 | Expired |
| US3950092A | Impeller member for use in transporting particulate material in a reproducing machine | Physics | 22 | Expired |
| US5314283A | Apparatus for applying hard and soft covers to bound or unbound documents | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5061139A | Method for applying hard and soft covers to bound or unbound documents | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4492321A | Apparatus for dispensing toner particles and sealing the storage chamber thereof | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5330229A | Completed book and a case for making the book | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5295674A | High capacity envelope stacker apparatus | Performing Operations; Transporting | 11 | Expired |
| US5396313A | Out of media detection system for a roll media feed apparatus | Physics | 9 | Expired |
| US4830356A | "Passive ""pinwheel"" copy sheet rotator" | Physics | 8 | Expired |
| US4904333A | Decorative binding apparatus | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5666630A | Unload while run apparatus for a copier/printer | Performing Operations; Transporting | 6 | Expired |
| US6603954B1 | Post slit decurler and sheet stacker device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5139250A | Oscillating blade envelope rotator | Performing Operations; Transporting | 5 | Expired |
| US5046419A | Rotary ink stamp for a copier/printer apparatus | Physics | 4 | Expired |
| US5863038A | Paper feed tray with articulating fingers to accommodate small sized papers | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.