Y10T 29/49021
Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
Y10T29/49021 (Magnetic recording reproducing transducer [e.g., tape head, core, etc.]) appears on 4,192 US grants and 2,754 published applications in this corpus.
Search patents in Y10T- Granted patents
- 4,192
- Published applications
- 2,754
- Assignees
- 496
- Inventors
- 4,669
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 11 | 0 |
| 1978 | 9 | 0 |
| 1979 | 10 | 0 |
| 1980 | 14 | 0 |
| 1981 | 16 | 0 |
| 1982 | 9 | 0 |
| 1983 | 16 | 0 |
| 1984 | 16 | 0 |
| 1985 | 13 | 0 |
| 1986 | 10 | 0 |
| 1987 | 22 | 0 |
| 1988 | 31 | 0 |
| 1989 | 48 | 0 |
| 1990 | 42 | 0 |
| 1991 | 43 | 0 |
| 1992 | 45 | 0 |
| 1993 | 32 | 0 |
| 1994 | 39 | 0 |
| 1995 | 47 | 0 |
| 1996 | 50 | 0 |
| 1997 | 76 | 0 |
| 1998 | 116 | 0 |
| 1999 | 113 | 0 |
| 2000 | 149 | 0 |
| 2001 | 158 | 111 |
| 2002 | 179 | 261 |
| 2003 | 235 | 265 |
| 2004 | 241 | 326 |
| 2005 | 241 | 322 |
| 2006 | 301 | 250 |
| 2007 | 261 | 217 |
| 2008 | 236 | 199 |
| 2009 | 197 | 144 |
| 2010 | 165 | 104 |
| 2011 | 178 | 99 |
| 2012 | 199 | 105 |
| 2013 | 181 | 93 |
| 2014 | 125 | 77 |
| 2015 | 96 | 74 |
| 2016 | 73 | 25 |
| 2017 | 29 | 16 |
| 2018 | 26 | 17 |
| 2019 | 22 | 15 |
| 2020 | 17 | 6 |
| 2021 | 12 | 5 |
| 2022 | 8 | 6 |
| 2023 | 5 | 4 |
| 2024 | 5 | 6 |
| 2025 | 8 | 5 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Temperature measuring unit, disk drive suspension manufacturing apparatus, and disk drive suspension manufacturing method11 Aug 2026US 12,706,115 B2NHK Spring Co., Ltd.
- Manufacturing method of conductive probe21 Jul 2026US 12,688,868 B2Resonac Hard Disk Corporation
- Die set for forming a work having a pair of flange bending parts2 Jun 2026US 12,646,529 B2NHK Spring Co., Ltd.
- Processing method for forming a work having a pair of flange bending parts28 Apr 2026US 12,614,562 B2NHK Spring Co., Ltd.
- Electroplating of high damping material for trailing shield in a perpendicular magnetic recording writer7 Oct 2025US 12,437,778 B2Headway Technologies, Inc.
- Ferroelectric storage apparatus and method of reading information8 Oct 2026US 2026/0311721 A1Resonac Hard Disk Corporation
- Adaptive Bias Control for Magnetic Recording Head30 Apr 2026US 2026/0120716 A1Headway Technologies, Inc.
- Method for Producing Lamination Stacks and Facility for Performing the Method23 Oct 2025US 2025/0330069 A1Feintool International Holding AG
- Manufacturing method of conductive probe21 Aug 2025US 2025/0266060 A1Resonac Hard Disk Corporation
- Tunneling Magnetoresistance Device With Magnetically Soft High Moment Free Layer31 Jul 2025US 2025/0246203 A1Headway Technologies, Inc.
Most cited
By later US patents
- Apparatus and method of device stripe height control211US 6,193,584 B1Read-Rite Corporation · 2001
- Method for providing a perpendicular magnetic recording (PMR) head191US 8,015,692 B1Western Digital (Fremont), LLC · 2011
- Damascene process for fabricating poles in recording heads186US 7,444,740 B1Western Digital (Fremont), LLC · 2008
- Method of making a thin film merged MR head with aligned pole tips182US 5,438,747 AInternational Business Machines Corporation · 1995
- Magnetic recording head with a side shield structure for controlling side reading of thin film read sensor179US 6,943,993 B2Western Digital (Fremont), LLC · 2005