B41B 21/20
With means for moving stepwise
Official title: with means for moving stepwise
B41B21/20 (With means for moving stepwise) appears on 4 US grants and 0 published applications in this corpus.
Search patents in B41B- Granted patents
- 4
- Published applications
- 0
- Assignees
- 4
- Inventors
- 6
- Latest grant
- 8 Jul 1997
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for exposing data characters onto a strip region of moving photosensitive media8 Jul 1997US 5,646,713 AEastman Kodak Company
- Character imaging system17 Nov 1987US 4,707,711 ALumonics Inc.
- Inexpensive and reliable custom programmable phototypesetter3 Jan 1978US 4,067,022 AItek Corporation
- Photocomposition escapement drive system15 Feb 1977US 4,008,480 AAddressograph Multigraph Corporation
No published applications in this class yet.
Most cited
By later US patents
- Apparatus and method for exposing data characters onto a strip region of moving photosensitive media15US 5,646,713 AEastman Kodak Company · 1997
- Photocomposition escapement drive system5US 4,008,480 AAddressograph Multigraph Corporation · 1977
- Character imaging system5US 4,707,711 ALumonics Inc. · 1987
- Inexpensive and reliable custom programmable phototypesetter3US 4,067,022 AItek Corporation · 1978