G11B 5/483
Piezoelectric devices between head and arm
Official title: {Piezoelectric devices between head and arm, e.g. for fine adjustment}
G11B5/483 (Piezoelectric devices between head and arm) appears on 307 US grants and 231 published applications in this corpus.
Search patents in G11B- Granted patents
- 307
- Published applications
- 231
- Assignees
- 42
- Inventors
- 320
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 6 |
| 2003 | 5 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 6 |
| 2006 | 7 | 2 |
| 2007 | 3 | 7 |
| 2008 | 6 | 5 |
| 2009 | 6 | 6 |
| 2010 | 4 | 2 |
| 2011 | 4 | 6 |
| 2012 | 13 | 7 |
| 2013 | 12 | 8 |
| 2014 | 31 | 24 |
| 2015 | 43 | 18 |
| 2016 | 33 | 15 |
| 2017 | 24 | 19 |
| 2018 | 18 | 18 |
| 2019 | 13 | 11 |
| 2020 | 19 | 12 |
| 2021 | 13 | 10 |
| 2022 | 11 | 12 |
| 2023 | 9 | 8 |
| 2024 | 7 | 8 |
| 2025 | 9 | 11 |
| 2026 | 9 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flexible head gimbal assembly for hard disk drive device29 Sep 2026US 12,749,502 B2Magnecomp Corporation
- Magnetic disk device having piezoelectric element18 Aug 2026US 12,711,986 B2Kabushiki Kaisha Toshiba
- Temperature measuring unit, disk drive suspension manufacturing apparatus, and disk drive suspension manufacturing method11 Aug 2026US 12,706,115 B2NHK Spring Co., Ltd.
- Load beam fine actuator protection feature31 Mar 2026US 12,592,251 B2Western Digital Technologies, Inc.
- Gimbal design for hard disk drive device24 Mar 2026US 12,586,604 B2Magnecomp Corporation
- Actuator assembly and magnetic disk device11 Jun 2026US 2026/0162675 A1Kabushiki Kaisha Toshiba
- Disk drive suspension14 May 2026US 2026/0134882 A1NHK Spring Co., Ltd.
- Disk Drive Suspension Assembly With Base Plate For Improved Sway Frequency7 May 2026US 2026/0128059 A1Magnecomp Corporation
- Load beam fine actuator protection feature26 Mar 2026US 2026/0088045 A1Western Digital Technologies, Inc.
- Head Gimbal Assembly With Gimbal Tethers For Hard Disk Drive Device30 Oct 2025US 2025/0336415 A1Magnecomp Corporation
Most cited
By later US patents
- Micro-actuator enabling single direction motion of a magnetic disk drive head155US 8,643,980 B1Western Digital (Fremont), LLC · 2014
- Actuator trace through a die132US 8,422,172 B1Western Digital Technologies, Inc. · 2013
- Leading surface slider microactuator116US 5,898,541 ASeagate Technology LLC · 1999
- Disk drive performing lifetime logging of microactuator sensitivity110US 8,605,384 B1Western Digital Technologies, Inc. · 2013
- Suspension assembly having a microactuator electrically connected to a gold coating on a stainless steel surface93US 8,542,465 B2Western Digital Technologies, Inc. · 2013