B65H 5/30
Opening devices for folded sheets or signatures
B65H5/30 (Opening devices for folded sheets or signatures) appears on 204 US grants and 93 published applications in this corpus.
Search patents in B65H- Granted patents
- 204
- Published applications
- 93
- Assignees
- 47
- Inventors
- 177
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 7 |
| 2004 | 9 | 2 |
| 2005 | 1 | 4 |
| 2006 | 3 | 6 |
| 2007 | 1 | 5 |
| 2008 | 3 | 6 |
| 2009 | 3 | 5 |
| 2010 | 6 | 2 |
| 2011 | 6 | 6 |
| 2012 | 6 | 5 |
| 2013 | 7 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 2 |
| 2016 | 3 | 1 |
| 2017 | 0 | 3 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 14 |
| 2022 | 9 | 7 |
| 2023 | 7 | 7 |
| 2024 | 8 | 2 |
| 2025 | 6 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image reading apparatus24 Mar 2026US 12,587,604 B2Seiko Epson Corporation
- Sheet processing device, sheet laminator, image forming apparatus, and image forming system10 Feb 2026US 12,545,020 B2Ricoh Company, Ltd.
- Sheet separation device, sheet laminator, image forming apparatus, and image forming system2 Dec 2025US 12,485,660 B2Ricoh Company, Ltd.
- Sheet separation device, sheet laminator, and image forming system18 Nov 2025US 12,473,164 B2Ricoh Company, Ltd.
- Sheet processing device, sheet output device, laminator, image forming apparatus, and image forming system1 Jul 2025US 12,343,970 B2Ricoh Company, Ltd.
- Sheet separation device, sheet laminator, and image forming system6 Mar 2025US 2025/0074732 A1Ricoh Company, Ltd.
- Sheet processing device, sheet laminator, image forming apparatus, and image forming system17 Oct 2024US 2024/0343034 A1Ricoh Company, Ltd.
- Image reading apparatus1 Aug 2024US 2024/0259512 A1Seiko Epson Corporation
- Image reading apparatus5 Oct 2023US 2023/0319210 A1Seiko Epson Corporation
- Sheet processing device, sheet output device, laminator, image forming apparatus, and image forming system24 Aug 2023US 2023/0264461 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Article-handling apparatus70US 3,951,399 AFerag AG · 1976
- Apparatus for collecting folded printed sheets43US 4,489,930 AFerag AG · 1984
- Multi-sheet folded printed product and method of producing the same38US 4,997,205 AFerag AG · 1991
- Straight-line insert machine36US 4,723,770 AGraphic Management Associates, Inc. · 1988
- Signature conveyor for use with inserter and stitcher34US 4,236,706 AHarris Corporation · 1980