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| Number | Title | Issue Date |
| 5158221 | Automatic document feeder capable of feeding a document in the form of a computer form An automatic document feeder (ADF) for use with an electrophotographic copier, digital copier or similar image recorder for selectively feeding ordinary documents in the form of separate sheets and a continuous document in the form of computer form (CF) p... | 10/27/1992 |
| 5027993 | Perforated paper feed apparatus with an optical system for detecting the presence and/or motion of the paper A perforated paper feed mechanism such as a tractor has an optical system for detecting the presence of the form and particularly the motion of the form and utilizes a reflector which may be mounted on the lid of the tractor at one end of the tractor (whe... | 07/02/1991 |
