B41C 1/144
By perforation using a thermal head
Official title: {by perforation using a thermal head}
B41C1/144 (By perforation using a thermal head) appears on 82 US grants and 34 published applications in this corpus.
Search patents in B41C- Granted patents
- 82
- Published applications
- 34
- Assignees
- 18
- Inventors
- 108
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 7 | 7 |
| 2003 | 9 | 7 |
| 2004 | 8 | 6 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 3 | 1 |
| 2008 | 1 | 4 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 2 | 3 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for manufacturing high-precision marine conductivity measurement electrode based on screen printing10 Jun 2025US 12,327,656 B2Institute of Oceanographic Instrumentation, Shandong Academy of Sciences
- Thermal stencil making unit26 Dec 2017US 9,849,664 B2Riso Kagaku Corporation
- Printing screen making apparatus20 Sep 2016US 9,446,577 B2Riso Kagaku Corporation
- Thermal stencil-making machine19 Apr 2016US 9,315,010 B2Riso Kagaku Corporation
- Method and system for controlling thermal head and stencil material roll28 Apr 2009US 7,523,702 B2Riso Kagaku Corporation
- Method for manufacturing high-precision marine conductivity measurement electrode based on screen printing29 Jun 2023US 2023/0207157 A1Institute of Oceanographic Instrumentation, Shandong Academy of Sciences
- Adhesive, heat-sensitive screen master, and method for producing heat-sensitive screen master24 Jun 2021US 2021/0189204 A1Riso Kagaku Corporation
- Thermal stencil making unit28 Sep 2017US 2017/0274662 A1Riso Kagaku Corporation
- Platemaking device24 Nov 2016US 2016/0339685 A1Riso Kagaku Corporation
- Printing screen making apparatus28 Apr 2016US 2016/0114570 A1Riso Kagaku Corporation
Most cited
By later US patents
- Tape cassette housing thermally perforatable stencil paper121US 5,771,803 ABrother Kogyo Kabushiki Kaisha · 1998
- Method for making a heat-sensitive stencil24US 6,571,700 B2Riso Kagaku Corporation · 2003
- Control device for a thermosensitive stencil printer22US 5,809,879 ATohoku Ricoh Co., Ltd. · 1998
- Master making apparatus and stencil unit forming part thereof20US 5,640,904 ATohoku Ricoh Co., Ltd. · 1997
- Thermal plate making apparatus19US 5,216,951 ARicoh Company, Ltd. · 1993