KLA Corporation has a total of 12751 patents globally, out of which 7405 have been granted. Of these 12751 patents, more than 67% patents are active. United States of America is where KLA Corporation has filed the maximum number of patents, followed by Japan and Taiwan. Parallelly, USA seems to be the main focused R&D center and is also the origin country of KLA Corporation.
KLA Corporation was founded in 1997. KLA Corporation produces and distributes semiconductors. The Company offers surface profilers, nanomechanical testers, chips, and semiconductor assembly solutions. As of March 2022, KLA Corporation has a market cap of $53.31 Billion.
Do read about some of the most popular patents of KLA Corporation which have been covered by us in this article and also you can find KLA Corporation patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over KLA Corporation patent portfolio.
How many patents does the CEO of KLA Corporation have?
The CEO, Richard P. Wallace have 0 patents.
How many patents does KLA Corporation have?
KLA Corporation has a total of 12751 patents globally. These patents belong to 3155 unique patent families. Out of 12751 patents, 8586 patents are active.
How Many Patents did KLA Corporation 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 | KLA Corporation Applications Filed | KLA Corporation Patents Granted |
| 2011 | 447 | 223 |
| 2012 | 704 | 220 |
| 2013 | 914 | 231 |
| 2014 | 1048 | 328 |
| 2015 | 952 | 347 |
| 2016 | 1062 | 409 |
| 2017 | 995 | 608 |
| 2018 | 866 | 665 |
| 2019 | 877 | 755 |
| 2020 | 677 | 890 |
| 2021 | 328 | 908 |
| 2022 | 8 | 188 |
How many KLA Corporation patents are Alive/Dead?
Worldwide Patents
Patent Families
How Many Patents did KLA Corporation File in Different Countries?
Countries in which KLA Corporation Filed Patents
| Country | Patents |
| United States Of America | 3674 |
| Japan | 1484 |
| Taiwan | 1399 |
| Korea (South) | 1239 |
| China | 1053 |
| Europe | 684 |
| Israel | 495 |
| Germany | 372 |
| Singapore | 228 |
| United Kingdom | 114 |
| Australia | 62 |
| Austria | 33 |
| Ireland | 15 |
| Malaysia | 14 |
| Philippines | 10 |
| Hong Kong (S.A.R.) | 9 |
| India | 8 |
| Spain | 7 |
| Italy | 6 |
| Brazil | 4 |
| Slovenia | 4 |
| Canada | 4 |
| Romania | 3 |
| Denmark | 3 |
| Russia | 3 |
| Poland | 2 |
| Czech Republic | 2 |
| Mexico | 2 |
| Hungary | 1 |
| Netherlands | 1 |
| France | 1 |
| Greece | 1 |
| New Zealand | 1 |
| Portugal | 1 |
| Ukraine | 1 |
Where are Research Centers of KLA Corporation Patents Located?
10 Best KLA Corporation Patents
US6429943B1 is the most popular patent in the KLA Corporation portfolio. It has received 471 citations so far from companies like Samsung, ASA Corporation and Zygo Corporation.
Below is the list of 10 most cited patents of KLA Corporation:
| Publication Number | Citation Count |
| US6429943B1 | 471 |
| US6673638B1 | 398 |
| US7570796B2 | 359 |
| US6633831B2 | 359 |
| US7676077B2 | 341 |
| US6483580B1 | 269 |
| US7478019B2 | 260 |
| US6771806B1 | 258 |
| US6813034B2 | 234 |
| US8126255B2 | 223 |
Which Companies are using KLA Corporation Patents to Advance their Research?
If patents or patents from a particular technology area of a company receive a lot of citations, it implies that the technology is being followed and incrementally innovated by the citing companies. It also indicates that citing companies are working on similar and closely related technologies.
The top citing companies in the KLA Corporation patent portfolio are Asml Netherlands Bv, Applied Materials and Samsung.
List of the top forward citing Companies –
| Company | Number of Patents |
| Asml Netherlands Bv | 167 |
| Applied Materials | 132 |
| Samsung | 124 |
| Tsmc | 103 |
| Hitachi | 90 |
| Carl Zeiss Ag | 54 |
| Tokyo Electron Limited | 53 |
| IBM | 44 |
| Canon | 41 |
| GlobalFoundries | 33 |
Count of 102 and 103 Type Rejections based on KLA Corporation Patents
Top KLA Corporation Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US7570796B2 | 28 |
| US8041103B2 | 19 |
| US7928437B2 | 14 |
| US7676077B2 | 14 |
| US7751046B2 | 14 |
| US6902646B2 | 14 |
| US9222771B2 | 13 |
| US20110207323A1 | 13 |
| US8236379B2 | 12 |
| US7352453B2 | 12 |
| US6891610B2 | 12 |
| US7607647B2 | 11 |
| US7989729B1 | 11 |
| US7609388B2 | 11 |
| US7068363B2 | 11 |
What Percentage of KLA Corporation US Patent Applications were Granted?
KLA Corporation (Excluding its subsidiaries) has filed 2543 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 2206 have been granted leading to a grant rate of 95.21%.
Below are the key stats of KLA Corporation patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for KLA Corporation?
| Law Firm | Total Applications | Success Rate |
| Kevin Mcandrews | 581 | 98.97% |
| Kla Corporation | 369 | 95.81% |
| Entropy Matters Llc | 308 | 93.36% |
| Kwan & Olynick Llp | 163 | 98.10% |
| Suiter Swantz | 151 | 90.24% |
| Spano Law Group | 150 | 97.79% |
| Jdi Patent Kla Tencor Corp | 114 | 94.69% |
| Weaver Austin Villeneuve & Sampson | 69 | 100.00% |
| Simpson & Simpson Pllc | 55 | 76.36% |
| Kwan And Olynick | 50 | 96.00% |
EXCLUSIVE INSIGHTS COMING SOON!
What are KLA Corporation‘s key innovation segments?