SAE Magnetics has a total of 2515 patents globally, out of which 1362 have been granted. Of these 2515 patents, more than 33% patents are active. China is where SAE Magnetics has filed the maximum number of patents, followed by United States of America and Japan. Parallelly, China seems to be the main focused R&D centre and also is the origin country of SAE Magnetics.
SAE Magnetics was founded in the year 1980. The Company is an electronic manufacturing company that manufactures magnetic recording heads for hard disk drives.
Do read about some of the most popular patents of SAE Magnetics which have been covered by us in this article and also you can find SAE Magnetics patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over SAE Magnetics patent portfolio.
How many patents does SAE Magnetics have?
SAE Magnetics has a total of 2515 patents globally. These patents belong to 1497 unique patent families. Out of 2515 patents, 848 patents are active.
How Many Patents did SAE Magnetics File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | SAE Magnetics Applications Filed | SAE Magnetics Patents Granted |
| 2023 | 3 | 24 |
| 2022 | 72 | 46 |
| 2021 | 132 | 26 |
| 2020 | 88 | 33 |
| 2019 | 75 | 26 |
| 2018 | 61 | 34 |
| 2017 | 41 | 28 |
| 2016 | 39 | 43 |
| 2015 | 52 | 64 |
| 2014 | 33 | 94 |
| 2013 | 83 | 109 |
| 2012 | 92 | 114 |
How many SAE Magnetics patents are Alive/Dead?
How Many Patents did SAE Magnetics File in Different Countries?
Countries in which SAE Magnetics Filed Patents
| Country | Patents |
| China | 940 |
| United States Of America | 867 |
| Japan | 544 |
| Hong Kong (S.A.R.) | 52 |
| Korea (South) | 30 |
| Europe | 3 |
| Australia | 2 |
| Germany | 1 |
| Singapore | 1 |
| Taiwan | 1 |
Where are Research Centres of SAE Magnetics Patents Located?
10 Best SAE Magnetics Patents
US6671131B2 is the most popular patent in the SAE Magnetics portfolio. It has received 135 citations so far from companies like IBM, Fujitsu and Maxtor Corporation.
Below is the list of 10 most cited patents of SAE Magnetics:
| Publication Number | Citation Count |
| US6671131B2 | 135 |
| US7015689B2 | 111 |
| US20060098347A1 | 78 |
| US20080144225A1 | 76 |
| US7698941B2 | 70 |
| US7719798B2 | 70 |
| US6891700B2 | 70 |
| US7628071B2 | 67 |
| US8295008B1 | 65 |
| US7064928B2 | 63 |
How many inventions of other companies were rejected due to SAE Magnetics patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to SAE Magnetics invention. They couldn’t because SAE Magnetics had protected those before them.
Examiners at the USPTO referred 224 SAE Magnetics patents in 687 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the SAE Magnetics patent portfolio are Seagate Technology, Western Digital Technologies and Tdk Corporation.
List of the Companies whose Patents were rejected citing SAE Magnetics –
| Company | Number of Patent Applications that faced Rejection Citing SAE Magnetics Patents | Number of Rejections (102 & 103) |
| Seagate Technology | 55 | 145 |
| Western Digital Technologies | 42 | 98 |
| Tdk Corporation | 21 | 50 |
| Kabushiki Kaisha Toshiba | 14 | 25 |
| Nhk Spring | 10 | 20 |
| Samsung Electro-Mechanics | 8 | 12 |
| Headway Technologies | 5 | 19 |
| IBM | 5 | 5 |
| Nitto Denko Corporation | 4 | 6 |
| Infineon Technologies | 4 | 8 |
Count of 102 and 103 Type Rejections based on SAE Magnetics Patents
Top SAE Magnetics Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US20120098484A1 | 9 |
| US7782569B2 | 7 |
| US20140156879A1 | 7 |
| US8169745B2 | 5 |
| US8426946B2 | 5 |
| US7843665B2 | 5 |
| US7319572B2 | 4 |
| US7960970B2 | 4 |
| US7777991B2 | 4 |
| US7379274B2 | 3 |
| US8014104B2 | 3 |
| US8000064B2 | 3 |
| US7411763B2 | 3 |
| US10042139B2 | 3 |
| US7636237B2 | 3 |
What Percentage of SAE Magnetics US Patent Applications were Granted?
SAE Magnetics (Excluding its subsidiaries) has filed 794 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 664 have been granted leading to a grant rate of 84.26%.
Below are the key stats of SAE Magnetics patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for SAE Magnetics?
| Law Firm | Total Applications | Success Rate |
| Nixon & Vanderhye | 280 | 73.38% |
| Oliff | 210 | 96.17% |
| Byip Ltd | 81 | 95.00% |
| Saile Ackerman | 64 | 81.25% |
| Kenyon & Kenyon | 29 | 86.21% |
| Oblon Mcclelland Maier & Neustadt | 22 | 90.91% |
| Law Office Of Karen Dana Oster | 20 | 100.00% |
| Greenblum & Bernstein | 18 | 55.56% |
| Haug Partners | 13 | 84.62% |
| Kratz Quintos & Hanson | 10 | 90.00% |
What are SAE Magnetics key innovation segments?
What Technologies are Covered by SAE Magnetics?
The chart below distributes patents filed by SAE Magnetics