G11B 5/6088
Optical waveguide in or on flying head
Official title: {Optical waveguide in or on flying head}
G11B5/6088 (Optical waveguide in or on flying head) appears on 943 US grants and 615 published applications in this corpus.
Search patents in G11B- Granted patents
- 943
- Published applications
- 615
- Assignees
- 67
- Inventors
- 767
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 3 | 0 |
| 2001 | 0 | 2 |
| 2002 | 0 | 0 |
| 2003 | 1 | 4 |
| 2004 | 1 | 5 |
| 2005 | 2 | 4 |
| 2006 | 5 | 3 |
| 2007 | 2 | 0 |
| 2008 | 2 | 3 |
| 2009 | 2 | 5 |
| 2010 | 4 | 34 |
| 2011 | 22 | 72 |
| 2012 | 96 | 65 |
| 2013 | 127 | 53 |
| 2014 | 89 | 66 |
| 2015 | 119 | 90 |
| 2016 | 95 | 58 |
| 2017 | 89 | 35 |
| 2018 | 74 | 28 |
| 2019 | 52 | 16 |
| 2020 | 32 | 10 |
| 2021 | 25 | 11 |
| 2022 | 23 | 12 |
| 2023 | 26 | 5 |
| 2024 | 19 | 13 |
| 2025 | 21 | 10 |
| 2026 | 12 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat assisted magnetic recording head with slider and laser diode18 Aug 2026US 12,711,985 B1Headway Technologies, Inc.
- Near field transducer with template layer for improved reliability11 Aug 2026US 12,706,118 B2Headway Technologies, Inc.
- Double-mask near-field transducer (NFT) and method thereof4 Aug 2026US 12,700,423 B1Western Digital Technologies, Inc.
- Tapered magnetic main pole structure with variable peg gap for heat-assisted magnetic recording technology16 Jun 2026US 12,658,201 B1Headway Technologies, Inc.
- Magnetic recording and reproduction device and control method of the same9 Jun 2026US 12,651,612 B2Kabushiki Kaisha Toshiba
- Edge-emitting laser diode, related apparatuses, data storage devices, systems, and methods24 Sep 2026US 2026/0291184 A1Seagate Technology LLC
- Air bearing design for high oxygen partial pressure for heat-assisted magnetic recording30 Jul 2026US 2026/0221152 A1Western Digital Technologies, Inc.
- Data storage device with spiral write mode hop mitigation9 Jul 2026US 2026/0196244 A1Western Digital Technologies, Inc.
- Tapered Optical And Magnetic Elements For Improved Writing In Heat-Assisted Magnetic Recording18 Jun 2026US 2026/0171112 A1Headway Technologies, Inc.
- Tapered Magnetic Main Pole Structure With Variable Peg Gap For Heat-Assisted Magnetic Recording Technology18 Jun 2026US 2026/0171113 A1Headway Technologies, Inc.
Most cited
By later US patents
- Read/write head with shifted waveguide218US 6,016,290 ARead-Rite Corporation · 2000
- Method and system for providing an energy assisted magnetic recording disk drive having a non-conformal heat spreader194US 8,320,220 B1Western Digital (Fremont), LLC · 2012
- Near-field optical transducers for thermal assisted magnetic and optical data storage180US 7,330,404 B2Seagate Technology LLC · 2008
- Method and system for providing an energy assisted magnetic recording head in a wafer packaging configuration174US 8,134,794 B1Western Digital (Fremont), LLC · 2012
- Systems and methods for controlling light phase difference in interferometric waveguides at near field transducers174US 8,675,455 B1Western Digital (Fremont), LLC · 2014