B81B 3/0075
For improving wear resistance
Official title: {For improving wear resistance}
B81B3/0075 (For improving wear resistance) appears on 67 US grants and 87 published applications in this corpus.
Search patents in B81B- Granted patents
- 67
- Published applications
- 87
- Assignees
- 51
- Inventors
- 161
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 6 |
| 2009 | 1 | 2 |
| 2010 | 1 | 3 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 5 | 7 |
| 2014 | 6 | 6 |
| 2015 | 5 | 4 |
| 2016 | 4 | 2 |
| 2017 | 4 | 14 |
| 2018 | 6 | 3 |
| 2019 | 4 | 7 |
| 2020 | 6 | 4 |
| 2021 | 2 | 1 |
| 2022 | 4 | 4 |
| 2023 | 3 | 5 |
| 2024 | 4 | 5 |
| 2025 | 5 | 5 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- MEMS microphone25 Nov 2025US 12,483,841 B2AAC Technologies PTE.Ltd.
- Stability of refractory materials in high temperature steam4 Nov 2025US 12,460,295 B2The Regents of the University of Colorado
- Semiconductor structure and method of manufacturing the same21 Oct 2025US 12,448,279 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Actuator device20 May 2025US 12,304,806 B2Hamamatsu Photonics K.K.
- Micromechanical component for a sensor device18 Mar 2025US 12,252,394 B2Robert Bosch GmbH
- Semiconductor structure and method of manufacturing the same22 Jan 2026US 2026/0022008 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Actuator device7 Aug 2025US 2025/0250160 A1Hamamatsu Photonics K.K.
- All-silicon carbide (sic) acceleration-pressure integrated sensor chip and preparation method thereof24 Jul 2025US 2025/0236507 A1Xi' An Jiaotong University
- Mems structures with gaps3 Apr 2025US 2025/0109012 A1Murata Manufacturing Co., Ltd.
- Protective coating for copper surface in sensor6 Feb 2025US 2025/0042723 A1
Most cited
By later US patents
- Lubricant delivery for micromechanical devices75US 6,300,294 B1Texas Instruments Incorporated · 2001
- Micro-electromechanical devices and methods of manufacture38US 6,816,301 B1Regents of the University of Minnesota · 2004
- Actuator device24US 10,589,985 B2Hamamatsu Photonics K.K. · 2020
- MEMS device and process18US 8,737,171 B2Wolfson Microelectronics plc · 2014
- Electronic device, resonator, oscillator and method for manufacturing electronic device12US 7,994,594 B2Seiko Epson Corporation · 2011