H04L 12/40202
By using a plurality of master stations
Official title: {by using a plurality of master stations}
H04L12/40202 (By using a plurality of master stations) appears on 50 US grants and 53 published applications in this corpus.
Search patents in H04L- Granted patents
- 50
- Published applications
- 53
- Assignees
- 47
- Inventors
- 130
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 4 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 4 |
| 2017 | 1 | 0 |
| 2018 | 5 | 2 |
| 2019 | 3 | 6 |
| 2020 | 3 | 5 |
| 2021 | 5 | 7 |
| 2022 | 6 | 5 |
| 2023 | 4 | 1 |
| 2024 | 2 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for data transmission in a motor vehicle, motor vehicle and method3 Mar 2026US 12,567,992 B2Bayerische Motoren Werke Aktiengesellschaft
- Automation system having a subscriber structure, distributor and method for telegram transmission27 May 2025US 12,316,474 B2Beckhoff Automation GmbH
- Apparatus and a method for providing a redundant communication within a vehicle architecture and a corresponding control architecture27 May 2025US 12,316,475 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Method of controlling communication over a local interconnect network bus8 Apr 2025US 12,271,277 B2Volvo Car Corporation
- Cluster system with fail-safe fallback mechanism9 Jul 2024US 12,034,802 B2Texas Instruments Incorporated
- Zone oriented control system for a vehicle and corresponding control method23 Oct 2025US 2025/0330345 A1
- Communication relay device, communication network system, communication relay method, computer program12 Jun 2025US 2025/0193043 A1Denso Corporation
- Process Control System2 Jan 2025US 2025/0004436 A1ABB Schweiz AG
- System for Data Transmission in a Motor Vehicle, Motor Vehicle and Method25 Jan 2024US 2024/0031197 A1Bayerische Motoren Werke Aktiengesellschaft
- Automation system having a master-subscriber structure, distributor and method for telegram transmission20 Jul 2023US 2023/0231736 A1Beckhoff Automation GmbH
Most cited
By later US patents
- Multi-tier architecture for control network949US 6,094,416 AI/O Control Corporation · 2000
- Bus recovery apparatus and method of recovery in a multi-master bus system108US 5,845,097 ASamsung Electronics Co., Ltd. · 1998
- Fault tolerant communication monitor for a master/slave system92US 6,298,376 B1General Electric Company · 2001
- Single-channel bus system for multi-master use with bit cell synchronization, and master station comprising a bit cell synchronization element suitable for this purpose85US 4,887,262 AU. S. Philips Corporation · 1989
- Arbitration method for a communication network35US 5,960,174 ASquare D Company · 1999