G03G 15/302
With arrangements for copying different kinds of originals
Official title: {with arrangements for copying different kinds of originals, e.g. sheets, books}
G03G15/302 (With arrangements for copying different kinds of originals) appears on 23 US grants and 0 published applications in this corpus.
Search patents in G03G- Granted patents
- 23
- Published applications
- 0
- Assignees
- 10
- Inventors
- 37
- Latest grant
- 9 Apr 1991
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrophotographic copying apparatus with book mode magnification capability9 Apr 1991US 5,006,895 AMinolta Camera Kabushiki Kaisha
- Image information apparatus6 Feb 1990US 4,899,192 ASharp Kabushiki Kaisha
- Electrophotographic copying machine with document-winding drum and document table7 Feb 1989US 4,803,519 ASharp Kabushiki Kaisha
- Dual scanning mode13 Sep 1988US 4,771,317 ASharp Kabushiki Kaisha
- Copying apparatus18 Aug 1987US 4,687,318 ACasio Computer Co., Ltd.
No published applications in this class yet.
Most cited
By later US patents
- Copying apparatus for copying a plurality of original surfaces with a single scan41US 4,017,173 ACanon Kabushiki Kaisha · 1977
- Optical system for copying sheet originals and thick orginals18US 3,957,368 ACanon Kabushiki Kaisha · 1976
- Liquid developer for an electrostatic copying device16US 4,110,029 ACanon Kabushiki Kaisha · 1978
- Copying apparatus12US 4,158,497 ARicoh Company, Ltd. · 1979
- Electrophotographic copying apparatus with book mode magnification capability11US 5,006,895 AMinolta Camera Kabushiki Kaisha · 1991