H04B 10/802
For isolation
Official title: {for isolation, e.g. using optocouplers}
H04B10/802 (For isolation) appears on 217 US grants and 220 published applications in this corpus.
Search patents in H04B- Granted patents
- 217
- Published applications
- 220
- Assignees
- 167
- Inventors
- 537
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 2 | 9 |
| 2009 | 4 | 7 |
| 2010 | 4 | 9 |
| 2011 | 3 | 6 |
| 2012 | 4 | 3 |
| 2013 | 4 | 11 |
| 2014 | 11 | 22 |
| 2015 | 16 | 19 |
| 2016 | 27 | 28 |
| 2017 | 12 | 8 |
| 2018 | 17 | 16 |
| 2019 | 13 | 13 |
| 2020 | 8 | 10 |
| 2021 | 11 | 11 |
| 2022 | 6 | 8 |
| 2023 | 11 | 8 |
| 2024 | 6 | 9 |
| 2025 | 4 | 6 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systolic memory access15 Sep 2026US 12,737,319 B2Micron Technology, Inc.
- Signal transmission system for transmitting a main process variable and further data between a field device and a superordinate unit, and a corresponding method19 May 2026US 12,634,018 B2Turck Holding GmbH
- Pulse oximetry system with electrical decoupling circuitry10 Feb 2026US 12,543,978 B2Masimo Corporation
- Optocoupler9 Dec 2025US 12,495,636 B2Bridgelux Optoelectronics (Xiamen) Co., Ltd.
- Power status telemetry for powered devices in a system with power over ethernet11 Nov 2025US 12,470,418 B2Maxim Integrated Products, Inc.
- Polarization based dual-mode optical transceiver17 Sep 2026US 2026/0280714 A1Lumos Infinitas USA Inc.
- Computing system20 Aug 2026US 2026/0243984 A1Shanghai Xizhi Technology Co., Ltd.
- Chip, module, device, and system for optical interconnection6 Aug 2026US 2026/0227585 A1Shanghai Xizhi Technolgy Co., Ltd.
- Optical interconnects using differential electro-optical components6 Aug 2026US 2026/0230191 A1Mellanox Technologies, Ltd.
- Computing system30 Jul 2026US 2026/0222083 A1Shanghai Xizhi Technology Co., Ltd.
Most cited
By later US patents
- Pulse oximetry system with electrical decoupling circuitry734US 9,107,625 B2Masimo Corporation · 2015
- Quasi-optical coupler578US 9,209,902 B2AT&T Intellectual Property I, L. P. · 2015
- Thin film electro-optical devices231US 4,766,471 AEnergy Conversion Devices, Inc. · 1988
- Method and apparatus for bi-directional communication with a miniature circuit breaker226US 8,111,148 B22012
- Quasi-optical coupler132US 9,479,266 B2AT&T Intellectual Property I, L. P. · 2016