G09B 23/18
For electricity or magnetism
Official title: for electricity or magnetism
G09B23/18 (For electricity or magnetism) appears on 198 US grants and 175 published applications in this corpus.
Search patents in G09B- Granted patents
- 198
- Published applications
- 175
- Assignees
- 120
- Inventors
- 450
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 5 |
| 2004 | 2 | 7 |
| 2005 | 3 | 1 |
| 2006 | 2 | 3 |
| 2007 | 2 | 4 |
| 2008 | 3 | 5 |
| 2009 | 1 | 7 |
| 2010 | 6 | 4 |
| 2011 | 1 | 4 |
| 2012 | 2 | 5 |
| 2013 | 3 | 6 |
| 2014 | 4 | 11 |
| 2015 | 7 | 5 |
| 2016 | 9 | 12 |
| 2017 | 8 | 9 |
| 2018 | 6 | 12 |
| 2019 | 8 | 9 |
| 2020 | 9 | 12 |
| 2021 | 9 | 11 |
| 2022 | 6 | 11 |
| 2023 | 11 | 6 |
| 2024 | 7 | 5 |
| 2025 | 5 | 6 |
| 2026 | 4 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automated computer code timeline generation7 Apr 2026US 12,596,628 B2Ropes AI Inc
- Tile based logical teaching device10 Feb 2026US 12,548,464 B2
- Automated multi-stage computer code generation3 Feb 2026US 12,541,447 B2Ropes AI Inc
- Educational electronics systems and methods6 Jan 2026US 12,520,419 B1Heathkit Company, Inc.
- Educational electronics systems and methods30 Dec 2025US 12,513,819 B1Heathkit Company, Inc.
- Resumption Motion STEM Learning Device10 Sep 2026US 2026/0268798 A1
- Learning promotion system and method of promoting learning20 Aug 2026US 2026/0245468 A1Autotelics Labs B.V.
- Self-locking electronic circuit tester with built-in portable power distributor6 Aug 2026US 2026/0229145 A1Codebender R&D Hellas Monoprosopi Ike
- Simulator for physically simulating electrical faults in an electric vehicle and method of training therewith23 Jul 2026US 2026/0212782 A1Inter-Industry Conference on Auto Collision Repair
- Battery trigger device23 Jul 2026US 2026/0213554 A1Contemporary Amperex Technology Co., Limited
Most cited
By later US patents
- System, method, and computer program product to provide wireless sensing based on an aggregate magnetic field reading118US 9,329,020 B1Lockheed Martin Corporation · 2016
- Artificial tissue96US 6,474,993 B1Erbe Elektromedizin GmbH · 2002
- Assembly block for teaching material, plaything, etc87US 6,062,937 ASystem Watt Co., Ltd. · 2000
- Modular interconnecting electronic circuit blocks84US 4,969,827 AMotorola, Inc. · 1990
- Educational game for construction and identifying electrical and electronic circuits54US 4,376,538 A1983