H04L 12/40091
Bus bridging
Official title: {Bus bridging (LAN interconnection over a bridge based backbone H04L12/462; single bridge functionality H04L12/462)}
H04L12/40091 (Bus bridging) appears on 154 US grants and 135 published applications in this corpus.
Search patents in H04L- Granted patents
- 154
- Published applications
- 135
- Assignees
- 89
- Inventors
- 294
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 5 |
| 2002 | 12 | 10 |
| 2003 | 8 | 7 |
| 2004 | 14 | 17 |
| 2005 | 8 | 8 |
| 2006 | 8 | 9 |
| 2007 | 4 | 5 |
| 2008 | 13 | 8 |
| 2009 | 7 | 6 |
| 2010 | 7 | 0 |
| 2011 | 9 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 0 |
| 2014 | 1 | 3 |
| 2015 | 3 | 2 |
| 2016 | 0 | 2 |
| 2017 | 3 | 5 |
| 2018 | 3 | 3 |
| 2019 | 3 | 6 |
| 2020 | 5 | 9 |
| 2021 | 6 | 5 |
| 2022 | 9 | 6 |
| 2023 | 7 | 5 |
| 2024 | 5 | 5 |
| 2025 | 5 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bi-directional controller area network communication system of multiple devices25 Nov 2025US 12,483,466 B2Samsung SDI.Co., Ltd.
- Direct encapsulation of sensor data over ethernet18 Nov 2025US 12,476,842 B2Infineon Technologies Americas Corp.
- Power delivery through an optical system9 Sep 2025US 12,413,315 B2Cisco Technology, Inc.
- Expandable network architecture for communications between machines and implements1 Jul 2025US 12,342,745 B2Precision Planting LLC
- Device and method for performing dynamic-service-oriented communication between vehicle applications on autosar adaptive platform25 Mar 2025US 12,261,920 B2Popcornsar Co., Ltd.
- Communication module, communication system, and method for the communication module4 Jun 2026US 2026/0156015 A1NXP USA, Inc.
- Expandable network architecture for communications between machines and implements20 Nov 2025US 2025/0351765 A1Precision Planting LLC
- Expandable network architecture for communications between machines and implements13 Nov 2025US 2025/0344628 A1Precision Planting LLC
- Power delivery through an optical system23 Oct 2025US 2025/0330250 A1Cisco Technology, Inc.
- Bi-directional controller area network communication system of multiple devices13 Mar 2025US 2025/0088411 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Reference time distribution over a network1,680US 8,014,423 B2SMSC Holdings S.A.R.L. · 2011
- Combined digital audio/video on demand and broadcast distribution system355US 5,973,722 ASony Corporation · 1999
- Method for synchronizing a cycle master node to a cycle slave node using synchronization information from an external network or sub-network which is supplied to the cycle slave node322US 6,128,318 APhilips Electronics North America Corporation · 2000
- System and method for distributing information throughout an aircraft140US 6,014,381 ASony Corporation · 2000
- Method for enabling interaction between two home networks of different software architectures134US 6,618,764 B1Koninklijke Philips Electronics N. V. · 2003