C04B 2235/3263
Mn3o4
Official title: Mn3O4
C04B2235/3263 (Mn3o4) appears on 115 US grants and 138 published applications in this corpus.
Search patents in C04B- Granted patents
- 115
- Published applications
- 138
- Assignees
- 59
- Inventors
- 303
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 9 |
| 2005 | 5 | 4 |
| 2006 | 4 | 3 |
| 2007 | 2 | 3 |
| 2008 | 1 | 5 |
| 2009 | 1 | 5 |
| 2010 | 7 | 6 |
| 2011 | 3 | 6 |
| 2012 | 5 | 9 |
| 2013 | 8 | 9 |
| 2014 | 5 | 3 |
| 2015 | 7 | 7 |
| 2016 | 9 | 8 |
| 2017 | 4 | 5 |
| 2018 | 4 | 7 |
| 2019 | 4 | 7 |
| 2020 | 8 | 7 |
| 2021 | 7 | 12 |
| 2022 | 8 | 5 |
| 2023 | 9 | 2 |
| 2024 | 0 | 0 |
| 2025 | 6 | 7 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dielectric material and multilayer ceramic capacitor including the same14 Jul 2026US 12,683,076 B2Samsung Electro-Mechanics Co., Ltd.
- Method for manufacturing ceramic article and ceramic article24 Feb 2026US 12,558,810 B2Canon Kabushiki Kaisha
- Inorganic material powder and method of manufacturing a structural body25 Nov 2025US 12,479,769 B2Canon Kabushiki Kaisha
- Temperature sensor element and method for manufacturing temperature sensor element25 Nov 2025US 12,480,820 B2Shibaura Electronics Co., Ltd.
- Zirconia sintered body and method for producing same3 Jun 2025US 12,319,621 B2Tosoh Corporation
- Method of manufacturing piezoelectric ceramics, piezoelectric ceramics, piezoelectric element, ultrasonic motor, optical apparatus, dust removing device, image pickup apparatus, ultrasonic probe, ultrasonic diagnostic apparatus, and electronic apparatus4 Jun 2026US 2026/0157113 A1Canon Kabushiki Kaisha
- Method for producing single crystal, single crystal, piezoelectric element, ultrasonic motor, optical device, vibration device, dust removal device, imaging device, ultrasonic probe, ultrasonic diagnostic device, ultrasonic diagnostic system, and electronic device2 Apr 2026US 2026/0096345 A1Canon Kabushiki Kaisha
- Nickel-zinc ferrite material, and preparation method therefor and use thereof19 Mar 2026US 2026/0078062 A1Hengdian Group Dmegc Magnetics Co., Ltd
- Powder12 Mar 2026US 2026/0070848 A1Tosoh Corporation
- Negative temperature coefficient thermistor5 Mar 2026US 2026/0066157 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- NiMnZn based ferrite21US 8,282,853 B2TDK Corporation · 2012
- Dielectric ceramic composition, capacitor using this and production method thereof16US 6,344,427 B12002
- X7R dielectric composition13US 6,828,266 B1Ferro Corporation · 2004
- Piezoelectric material, piezoelectric element, and electronic device10US 9,166,140 B2Canon Kabushiki Kaisha · 2015
- Semiconductor ceramic having a negative temperature coefficient of resistance and negative temperature coefficient thermistor9US 6,469,612 B2Murata Manufacturing Co., Ltd. · 2002