|
| US4155440 | 5 Jul 1977 | 22 May 1979 | Pitney-Bowes, Inc. | Document turning station |
| US4192495 | 2 Feb 1978 | 11 Mar 1980 | Siemens Aktiengesellschaft | Film feeder |
| US4238066 | 23 Apr 1979 | 9 Dec 1980 | Xerox Corporation | Apparatus for stacking sheets in corner registration |
| US4371157 | 24 Dec 1980 | 1 Feb 1983 | International Business Machines Corporation | Compact envelope handling device |
| US4699262 | 9 Apr 1986 | 13 Oct 1987 | NEC Corporation | Apparatus for turning flat article posture |
| US4724945 | 12 Jan 1987 | 16 Feb 1988 | Pitney Bowes Inc. | Methods and apparatus for turning flat articles |
| US4955965 | 5 Dec 1988 | 11 Sep 1990 | Xerox Corporation | Positive drive, passive, sheet rotation device using differential roll velocities |
| US4971304 | 10 Dec 1986 | 20 Nov 1990 | Xerox Corporation | Apparatus and method for combined deskewing and side registering |
| US4986730 | 15 Nov 1989 | 22 Jan 1991 | Ferag AG | Stacking apparatus for continuously arriving generally rectangular printed products |
| US5012915 | 15 Feb 1990 | 7 May 1991 | H.G. Weber & Co., Inc. | Method and apparatus for rotating an item |
| US5056772 | 19 May 1989 | 15 Oct 1991 | EMF Corporation | Paper rotating table |
| US5090683 | 31 Jul 1990 | 25 Feb 1992 | Xerox Corporation | Electronic sheet rotator with deskew, using single variable speed roller |
| US5109975 | 11 Jan 1991 | 5 May 1992 | H.G. Weber & Co., Inc | Segmented turning device |
| US5169140 | 25 Nov 1991 | 8 Dec 1992 | Xerox Corporation | Method and apparatus for deskewing and side registering a sheet |
| US5278624 | 7 Jul 1992 | 11 Jan 1994 | Xerox Corporation | Differential drive for sheet registration drive rolls with skew detection |
| US5673782 | 31 Oct 1995 | 7 Oct 1997 | Sony Corporation Digital Audio Disc Corporation | Article rotate device and method for same |
| US5706929 | 17 Apr 1995 | 13 Jan 1998 | Alvey, Inc. | Conveyor with high speed case turner |
| US5794756 | 8 Mar 1996 | 18 Aug 1998 | Project Services Group, Inc. | Article conveyor and collator system and method |
| US5836439 | 11 Mar 1997 | 17 Nov 1998 | C. P. Bourg S.A. | Device for the rotation of sheets on a roller conveyor |
| US5882006 | 30 Sep 1996 | 16 Mar 1999 | Baldwin Technology Corporation | Apparatus and method for turning and orienting articles within an article pathway |
| US5931462 | 11 Jun 1997 | 3 Aug 1999 | C.P. Bourg S.A. | Method of sheet rotation and a sheet stacker with a sheet rotator |