C04B 40/0007
Electric, magnetic or electromagnetic fields
Official title: {Electric, magnetic or electromagnetic fields}
C04B40/0007 (Electric, magnetic or electromagnetic fields) appears on 17 US grants and 22 published applications in this corpus.
Search patents in C04B- Granted patents
- 17
- Published applications
- 22
- Assignees
- 17
- Inventors
- 78
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 2 | 2 |
| 2018 | 1 | 4 |
| 2019 | 3 | 1 |
| 2020 | 3 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 0 | 3 |
| 2025 | 2 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Precise ion implantation type modified geopolymer and preparation method thereof28 Apr 2026US 12,612,333 B2Wuhan University
- Integration of direct air capture system into CO2 mineralization process of concretes and aggregates8 Jul 2025US 12,351,527 B2CarbonBuilt
- Electrochemical materials production and processing7 Jan 2025US 12,187,647 B2Sublime Systems, Inc.
- Electrical methods and systems for concrete testing20 Dec 2022US 11,531,000 B2Giatec Scientific Inc.
- Cement-based cementitious material and its formation method8 Nov 2022US 11,492,297 B2National Taiwan University of Science and Technology
- Activator admixture for cement reduction in concrete compositions18 Jun 2026US 2026/0167576 A1Neocrete Limited
- Electro-cementation of Onshore Calcareous Sand Using Colloidal Silica (CS) Nanoparticles and Alumina Powder and the Incorporation of Electrokinetic Geosynthetics (EKGs)29 Jan 2026US 2026/0028287 A1The American University in Cairo
- Electrochemical materials production and processing15 May 2025US 2025/0154065 A1Sublime Systems, Inc.
- Gypsum Panel Containing a Magnetic Additive19 Sep 2024US 2024/0308908 A1Gold Bond Building Products, LLC
- Electrochemical materials production and processing23 May 2024US 2024/0166566 A1Sublime Systems, Inc.
Most cited
By later US patents
- Repair of reinforced concrete structures by mineral accretion4US 4,440,605 AMarine Resources, Inc. · 1984
- Gas infusion waste water treatment2US 10,046,292 B12018
- Process for the preparation of starting mixture for making construction elements2US 4,025,355 A1977
- Process for sintering silicon carbide2US 9,556,073 B22017
- Wellbore methods employing precipitated particles1US 10,202,531 B2Halliburton Energy Services.Inc. · 2019