B65H 2301/314
Closed loop
B65H2301/314 (Closed loop) appears on 36 US grants and 31 published applications in this corpus.
Search patents in B65H- Granted patents
- 36
- Published applications
- 31
- Assignees
- 29
- Inventors
- 88
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 2 |
| 2012 | 3 | 4 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 3 | 3 |
| 2017 | 2 | 0 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 2 | 1 |
| 2021 | 1 | 3 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sheet folding apparatus, image forming apparatus, and image forming system12 Aug 2025US 12,384,647 B2Ricoh Company, Ltd.
- Sheet processing apparatus, image forming apparatus, and image forming system8 Apr 2025US 12,269,701 B2Ricoh Company, Ltd.
- Laser machining apparatus and laser machining method25 Feb 2025US 12,237,185 B2Samsung Display Co., Ltd.
- Sheet material conveyance device and disposable wearing article manufacturing system provided with said conveyance device25 Jun 2024US 12,017,860 B2Zuiko Corporation
- Magnetic-ink reading device and printer12 Sep 2023US 11,752,786 B2Toshiba Tec Kabushiki Kaisha
- Sheet folding apparatus, image forming apparatus, and image forming system6 Jun 2024US 2024/0182258 A1Ricoh Company, Ltd.
- Sheet processing apparatus, image forming apparatus, and image forming system2 Nov 2023US 2023/0348223 A1Ricoh Company, Ltd.
- Sheet material conveyance device and disposable wearing article manufacturing system provided with said conveyance device16 Mar 2023US 2023/0080034 A1Zuiko Corporation
- Laser machining apparatus and laser machining method1 Dec 2022US 2022/0384219 A1Samsung Display Co., Ltd.
- Medium processing apparatus and recording system11 Nov 2021US 2021/0347598 A1Seiko Epson Corporation
Most cited
By later US patents
- Programmable packaging grid including gripper conveyor monitoring system40US 4,484,733 AHall Systems, Inc. · 1984
- Sorting device for flat mail items36US 7,397,010 B2Siemens Aktiengesellschaft · 2008
- Collator with moveable stitcher over saddle conveyor system29US 4,641,825 AHarris Graphics Corporation · 1987
- Programmable packaging grid for loop gripper product conveyor system23US 4,552,349 AHall Systems, Inc. · 1985
- Stitching press for book blocks21US 5,087,163 AKolbus GmbH & Co. KG · 1992