H04L 12/40019
Details regarding a bus master
Official title: {Details regarding a bus master}
H04L12/40019 (Details regarding a bus master) appears on 260 US grants and 261 published applications in this corpus.
Search patents in H04L- Granted patents
- 260
- Published applications
- 261
- Assignees
- 184
- Inventors
- 575
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 1 |
| 2003 | 5 | 11 |
| 2004 | 5 | 3 |
| 2005 | 6 | 5 |
| 2006 | 1 | 5 |
| 2007 | 5 | 4 |
| 2008 | 4 | 2 |
| 2009 | 0 | 3 |
| 2010 | 2 | 4 |
| 2011 | 3 | 6 |
| 2012 | 9 | 11 |
| 2013 | 3 | 8 |
| 2014 | 4 | 11 |
| 2015 | 9 | 9 |
| 2016 | 10 | 11 |
| 2017 | 10 | 12 |
| 2018 | 11 | 14 |
| 2019 | 19 | 22 |
| 2020 | 20 | 33 |
| 2021 | 27 | 26 |
| 2022 | 25 | 22 |
| 2023 | 18 | 12 |
| 2024 | 28 | 11 |
| 2025 | 9 | 7 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Status signal output14 Apr 2026US 12,602,346 B2WAGO Verwaltungsgesellschaft mbH
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- Control apparatus, system, lithography apparatus, article manufacturing method, control method, and non-transitory storage medium11 Nov 2025US 12,468,233 B2Canon Kabushiki Kaisha
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- Method, apparatus, system, device and storage medium for data transmission16 Jul 2026US 2026/0205320 A1Schneider Electric Industries SAS
- Power management system, method for transmitting data in a power management system, and integrated circuit11 Jun 2026US 2026/0163755 A1Mediatek Inc.
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- Can transceiver16 Apr 2026US 2026/0106773 A1Suzhou Novosense Microelectronics Co., Ltd.
Most cited
By later US patents
- PLC breaker bridge233US 7,463,877 B2Sony Corporation · 2008
- Local area network for distributing data communication, sensing and control signals183US 6,956,826 B1Serconet Ltd. · 2005
- Control systems and methods of providing the same177US 8,315,718 B2General Electric Company · 2012
- Spread spectrum power line communications123US 4,864,589 ANEC Home Electronics Ltd. · 1989
- Multi-user serial data bus94US 4,654,655 AMotorola, Inc. · 1987