G03B 27/6235
Reciprocating copy platens
Official title: {Reciprocating copy platens}
G03B27/6235 (Reciprocating copy platens) appears on 65 US grants and 0 published applications in this corpus.
Search patents in G03B- Granted patents
- 65
- Published applications
- 0
- Assignees
- 27
- Inventors
- 115
- Latest grant
- 16 May 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 11 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for processing images using a reciprocating easel16 May 2000US 6,064,469 AApplied Graphics Technologies, Inc.
- Driving device for a document platen and copying machine incorporating a movable document platen3 Aug 1993US 5,233,389 ASharp Kabushiki Kaisha
- Image forming apparatus provided with a movable document table27 Apr 1993US 5,206,696 AMita Industrial Co., Ltd.
- Reciprocating driving device12 May 1992US 5,113,224 ACanon Kabushiki Kaisha
- Document-plate-position determining device14 Apr 1992US 5,105,224 AMita Industrial Co., Ltd.
No published applications in this class yet.
Most cited
By later US patents
- Copying apparatus27US 4,742,374 ABrother Kogyo Kabushiki Kaisha · 1988
- Reciprocating movement control device16US 3,990,792 ACanon Kabushiki Kaisha · 1976
- Copying machine16US 4,056,320 ARicoh Company, Ltd. · 1977
- Copying apparatus with openable upper housing15US 4,523,831 ATokyo Shibaura Denki Kabushiki Kaisha · 1985
- Guide rod apparatus14US 3,998,497 ARicoh Company, Ltd. · 1976