G10L 15/193
Formal grammars
Official title: Formal grammars, e.g. finite state automata, context free grammars or word networks
G10L15/193 (Formal grammars) appears on 404 US grants and 352 published applications in this corpus.
Search patents in G10L- Granted patents
- 404
- Published applications
- 352
- Assignees
- 150
- Inventors
- 772
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 5 |
| 2002 | 4 | 15 |
| 2003 | 8 | 21 |
| 2004 | 5 | 16 |
| 2005 | 11 | 23 |
| 2006 | 18 | 24 |
| 2007 | 10 | 10 |
| 2008 | 13 | 26 |
| 2009 | 16 | 19 |
| 2010 | 12 | 6 |
| 2011 | 26 | 10 |
| 2012 | 20 | 13 |
| 2013 | 21 | 13 |
| 2014 | 16 | 15 |
| 2015 | 15 | 10 |
| 2016 | 19 | 15 |
| 2017 | 13 | 13 |
| 2018 | 14 | 13 |
| 2019 | 13 | 7 |
| 2020 | 21 | 20 |
| 2021 | 13 | 11 |
| 2022 | 16 | 13 |
| 2023 | 14 | 14 |
| 2024 | 17 | 9 |
| 2025 | 13 | 8 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic apparatus for generating captions and control method thereof16 Jun 2026US 12,658,185 B2Samsung Electronics Co., Ltd.
- Natural language interfaces9 Jun 2026US 12,651,597 B2Analog Devices, Inc.
- Question detection model for call transcript26 May 2026US 12,640,142 B2Salesforce, Inc.
- Speech recognition device, speech recognition method, and non-transitory computer-readable medium17 Mar 2026US 12,579,983 B2Honda Motor Co., Ltd.
- Context driven device arbitration3 Mar 2026US 12,567,435 B1Amazon Technologies, Inc.
- Systems and methods for employing alternate spellings for improving the recognition of rare words13 Aug 2026US 2026/0237381 A1Rev.com, Inc.
- Control of an apparatus using keyphrase detection and a state machine13 Aug 2026US 2026/0237385 A1Analog Devices, Inc.
- Hierarchical context tagging for utterance rewriting12 Feb 2026US 2026/0044756 A1Tencent America LLC
- Systems and methods for generating a dynamic list of hint words for automated speech recognition25 Sep 2025US 2025/0299676 A1Adeia Guides Inc.
- Speech recognition method and apparatus11 Sep 2025US 2025/0285624 A1Huawei Cloud Computing Technologies Co., Ltd.
Most cited
By later US patents
- Knowledge-based speech recognition system and methods having frame length computed based upon estimated pitch period of vocalic intervals602US 5,799,276 AAccent S.p.A. · 1998
- Efficient instant messaging using a telephony interface534US 6,816,578 B1Nortel Networks Limited · 2004
- System and method for providing a natural language voice user interface in an integrated voice navigation services environment519US 8,140,335 B2VoiceBox Technologies, Inc. · 2012
- Dynamic language model for speech recognition511US 5,384,892 AApple Computer, Inc. · 1995
- Methods for creating a phrase thesaurus461US 8,374,871 B2Fluential, LLC · 2013