B42D 9/04
Leaf turners
B42D9/04 (Leaf turners) appears on 137 US grants and 95 published applications in this corpus.
Search patents in B42D- Granted patents
- 137
- Published applications
- 95
- Assignees
- 54
- Inventors
- 204
- Latest grant
- 16 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 2 | 3 |
| 2004 | 3 | 5 |
| 2005 | 3 | 7 |
| 2006 | 2 | 6 |
| 2007 | 4 | 4 |
| 2008 | 3 | 5 |
| 2009 | 4 | 4 |
| 2010 | 6 | 6 |
| 2011 | 4 | 4 |
| 2012 | 3 | 1 |
| 2013 | 2 | 0 |
| 2014 | 4 | 9 |
| 2015 | 5 | 3 |
| 2016 | 7 | 8 |
| 2017 | 4 | 7 |
| 2018 | 8 | 6 |
| 2019 | 2 | 8 |
| 2020 | 2 | 1 |
| 2021 | 2 | 4 |
| 2022 | 2 | 1 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bending system, engrave system and value document manufacturing device16 May 2023US 11,648,794 B2IAI industrial systems B.V.
- Hands-free page turning for sheet music25 Apr 2023US 11,636,834 B2
- One hand book28 Mar 2023US 11,613,139 B2
- Apparatus for page-pressing and barrier-free page-turning27 Sep 2022US 11,453,233 B2
- Book stand with improved readability features and page turning capabilities24 May 2022US 11,337,517 B1
- Image reading device9 Jul 2026US 2026/0197411 A1Seiko Epson Corporation
- Rubber thimble and manufacturing method thereof21 Dec 2023US 2023/0404187 A1Jaekyung Mts Co., Ltd.
- Hands-Free Page Turning for Sheet Music11 Aug 2022US 2022/0254322 A1
- One Hand Book23 Dec 2021US 2021/0394546 A1
- Bending system, engrave system and value document manufacturing device14 Oct 2021US 2021/0316565 A1IAI industrial systems B.V.
Most cited
By later US patents
- Passport production system and method61US 6,783,067 B2DataCard Corporation · 2004
- Page-turning apparatus60US 4,593,597 A1986
- Printing apparatus39US 4,516,866 ATokyo Shibaura Denki Kabushiki Kaisha · 1985
- Book document reading device having a page turning capability39US 5,471,277 ARicoh Company, Ltd. · 1995
- Page turning apparatus37US 4,870,258 AHitachi, Ltd. · 1989