G09B 19/08
Printed or written appliances
Official title: Printed or written appliances, e.g. text books, bilingual letter assemblies, charts
G09B19/08 (Printed or written appliances) appears on 77 US grants and 91 published applications in this corpus.
Search patents in G09B- Granted patents
- 77
- Published applications
- 91
- Assignees
- 31
- Inventors
- 160
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 3 |
| 2003 | 1 | 6 |
| 2004 | 3 | 1 |
| 2005 | 3 | 8 |
| 2006 | 3 | 6 |
| 2007 | 4 | 5 |
| 2008 | 1 | 4 |
| 2009 | 1 | 4 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 4 |
| 2014 | 4 | 3 |
| 2015 | 1 | 3 |
| 2016 | 0 | 5 |
| 2017 | 1 | 6 |
| 2018 | 2 | 1 |
| 2019 | 3 | 5 |
| 2020 | 2 | 3 |
| 2021 | 1 | 7 |
| 2022 | 2 | 6 |
| 2023 | 2 | 3 |
| 2024 | 4 | 0 |
| 2025 | 3 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Metallized breathable composite fabric11 Nov 2025US 12,469,406 B2YiLab Temperature Control Technologies (Changzhou) Co., Ltd.
- Dynamic three dimensional teaching aid4 Nov 2025US 12,462,701 B2
- Educational multiplayer card game system and method18 Mar 2025US 12,254,781 B1
- Rubik's cube of Chinese characters3 Dec 2024US 12,159,553 B2
- Book recommendation and flashcard generation18 Jun 2024US 12,014,649 B2
- Card assemblies and methods for learning and/or teaching languages9 Apr 2026US 2026/0100145 A1
- Metallized breathable composite fabric5 Mar 2026US 2026/0065804 A1YiLab Temperature Control Technologies (Changzhou) Co., Ltd.
- Reading system with coded words and hand/finger signs24 Aug 2023US 2023/0267850 A1
- Book recommendation and flashcard generation9 Feb 2023US 2023/0041253 A1
- Dynamic three dimensional teaching aid5 Jan 2023US 2023/0005379 A1
Most cited
By later US patents
- Universal closed caption portable receiver137US 7,221,405 B2International Business Machines Corporation · 2007
- System for sound file recording, analysis, and archiving via the internet for language training and other applications68US 6,296,489 B1Heuristix · 2001
- Foreign language communication system/device and learning aid48US 6,024,571 A2000
- Method and device for learning a language41US 4,734,036 A1988
- Bilingual dictionary39US 5,167,504 A1992