B65H 31/14
Springs
Official title: Springs (fluid springs B65H31/16)
B65H31/14 (Springs) appears on 78 US grants and 60 published applications in this corpus.
Search patents in B65H- Granted patents
- 78
- Published applications
- 60
- Assignees
- 45
- Inventors
- 120
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 5 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 4 |
| 2006 | 1 | 0 |
| 2007 | 3 | 2 |
| 2008 | 2 | 9 |
| 2009 | 3 | 1 |
| 2010 | 4 | 2 |
| 2011 | 3 | 3 |
| 2012 | 2 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 4 |
| 2015 | 4 | 1 |
| 2016 | 4 | 4 |
| 2017 | 3 | 4 |
| 2018 | 3 | 6 |
| 2019 | 6 | 3 |
| 2020 | 1 | 3 |
| 2021 | 4 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 3 |
| 2024 | 2 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Paper sheet storage container3 Mar 2026US 12,565,391 B2Japan Cash Machine Co., Ltd.
- Bill receiving box26 Aug 2025US 12,400,509 B2Top Vending Machine Electronics Co., Ltd.
- Medium discharge device and image reading apparatus19 Aug 2025US 12,391,508 B2Seiko Epson Corporation
- Apparatus for filling and sealing bags intended for containing banknotes17 Dec 2024US 12,168,535 B2Cima S.P.A.
- Medium discharge device and image reading apparatus2 Jul 2024US 12,024,387 B2Seiko Epson Corporation
- Paper Sheet Storage Container9 Jul 2026US 2026/0193047 A1Japan Cash Machine Co., Ltd.
- Bill Receiving Box21 Nov 2024US 2024/0386768 A1Top Vending Machine Electronics Co., Ltd.
- Medium discharge device and image reading apparatus26 Sep 2024US 2024/0317530 A1Seiko Epson Corporation
- Apparatus for filling and sealing bags intended for containing banknotes16 Nov 2023US 2023/0365284 A1Cima S.P.A.
- Paper Sheet Storage Container5 Oct 2023US 2023/0312277 A1Japan Cash Machine Co., Ltd.
Most cited
By later US patents
- Paper currency receiving control assembly for currency-coin exchange machine115US 6,375,185 B1Gamemax Corporation · 2002
- Bill validator having constant spring bill accumulation mechanism36US 4,809,966 AKabushiki Kaisha Nippon Coinco · 1989
- Sheet processor mounted within sheet-discharge section of image forming apparatus, and image forming apparatus including the same32US 6,671,491 B1Canon Kabushiki Kaisha · 2003
- Sheet post-processing apparatus23US 5,385,340 ACanon Kabushiki Kaisha · 1995
- Stacking apparatus for use with paper security validation apparatus or the like21US 3,977,669 AGlory Kogyo Kabushiki Kaisha · 1976