G11B 7/123
Integrated head arrangements
Official title: Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
G11B7/123 (Integrated head arrangements) appears on 895 US grants and 475 published applications in this corpus.
Search patents in G11B- Granted patents
- 895
- Published applications
- 475
- Assignees
- 171
- Inventors
- 1,240
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 12 | 0 |
| 1989 | 20 | 0 |
| 1990 | 22 | 0 |
| 1991 | 15 | 0 |
| 1992 | 26 | 0 |
| 1993 | 29 | 0 |
| 1994 | 21 | 0 |
| 1995 | 26 | 0 |
| 1996 | 31 | 0 |
| 1997 | 59 | 0 |
| 1998 | 63 | 0 |
| 1999 | 43 | 0 |
| 2000 | 43 | 0 |
| 2001 | 42 | 34 |
| 2002 | 43 | 70 |
| 2003 | 41 | 60 |
| 2004 | 47 | 58 |
| 2005 | 45 | 65 |
| 2006 | 66 | 64 |
| 2007 | 40 | 37 |
| 2008 | 43 | 21 |
| 2009 | 18 | 17 |
| 2010 | 27 | 23 |
| 2011 | 31 | 7 |
| 2012 | 10 | 8 |
| 2013 | 6 | 5 |
| 2014 | 3 | 0 |
| 2015 | 3 | 2 |
| 2016 | 4 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Single-grain near-field transducer and process for forming same11 Mar 2025US 12,249,357 B2Seagate Technology LLC
- Single-grain near-field transducer and process for forming same19 Mar 2024US 11,935,567 B2Seagate Technology LLC
- Processing for forming single-grain near-field transducer23 Aug 2022US 11,423,928 B1Seagate Technology LLC
- Near-field transducer with Au nano rod22 Dec 2020US 10,872,628 B1Headway Technologies, Inc.
- Waveguide with reflective grating for localized energy intensity15 Nov 2016US 9,495,984 B2Western Digital (Fremont), LLC
- Single-grain near-field transducer and process for forming same19 Jun 2025US 2025/0201270 A1Seagate Technology LLC
- Single-grain near-field transducer and process for forming same6 Jun 2024US 2024/0185882 A1Seagate Technology LLC
- Single-grain near-field transducer and process for forming same17 Nov 2022US 2022/0366934 A1Seagate Technology LLC
- Waveguide with reflective grating for localized energy intensity11 Feb 2016US 2016/0042753 A1Western Digital (Fremont), LLC
- Layered optical waveguide and near field transducer1 Oct 2015US 2015/0277039 A1Seagate Technology LLC
Most cited
By later US patents
- Solid state optical data reader using an electric field for routing control168US 5,835,458 AGemfire Corporation · 1998
- Compound objective lens having two focal points144US 5,446,565 AMatsushita Electric Industrial Co., Ltd. · 1995
- Projection display with electrically controlled waveguide-routing133US 5,724,463 ADeacon Research · 1998
- Optical pickup with conversion of diffusion angle of outgoing light relative to diffusion angle of incident light120US 5,790,502 AMatsushita Electric Industrial Co., Ltd. · 1998
- Optical recording and reproducing apparatus and method114US 6,084,843 ASony Corporation · 2000