Thomas W. Ruhe
18Patents
11h-index
26Co-inventors
72Inventor score
Filing activity: May 19, 1992 → Aug 19, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6431702B1 | Apparatus and method using ultrasonic energy to fix ink to print media | Performing Operations; Transporting | 46 | Expired |
| US6293716A | Media-activated transmission for modular autoduplex mechanism | Physics | 38 | Expired |
| US6149327A | Method and apparatus for determining and controlling inkjet printing drying time | Performing Operations; Transporting | 36 | Expired |
| US5772343A | Media handling system for duplex printing | Performing Operations; Transporting | 34 | Expired |
| US6018640A | Image alignment during duplex printing | Performing Operations; Transporting | 30 | Expired |
| US6029020A | Automatic alignment of media for proper print side orientation | Physics | 28 | Expired |
| US6167231A | Print recording apparatus having modular autoduplex mechanism | Physics | 24 | Expired |
| US5836706A | Media handling system for duplex printing | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5964542A | Carriage system with variable belt tension | Performing Operations; Transporting | 20 | Expired |
| US6332068A | Print recording apparatus having modular autoduplex mechanism | Physics | 19 | Expired |
| US6203151A | Apparatus and method using ultrasonic energy to fix ink to print media | Performing Operations; Transporting | 15 | Expired |
| US6543868B2 | Dynamically adjustable inkjet printer carriage | Performing Operations; Transporting | 11 | Expired |
| US6969168B2 | Media loading and separation system for printer | Performing Operations; Transporting | 9 | Expired |
| US6045212A | Integral spring drive belt system for inkjet carriages | Performing Operations; Transporting | 7 | Expired |
| USD431046S | Modular duplexing module for an inkjet printing mechanism | General | 4 | Expired |
| US5217312A | Single lever push/pull/park selector for printer forms tractor | Performing Operations; Transporting | 2 | Expired |
| US9931866B2 | Media crash prevention surface to contact and guide media | Performing Operations; Transporting | 0 | Active |
| US8246163B2 | Printer support surface with support rod | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.