IonQ has a total of 482 patents globally, out of which 254 have been granted. Of these 482 patents, 88% patents are active. The United States of America is where IonQ has filed the maximum number of patents, followed by Europe (EPO) and Japan. Parallelly, United States of America seems to be the main focused R&D centre and also is the origin country of IonQ.
IonQ was founded in 2015. The company is quantum computing company specializing in trapped-ion quantum systems, known for their high fidelity and scalability. The company focuses on delivering quantum processors through major cloud platforms and advancing practical quantum applications across industries. With its unique hardware approach, IonQ is recognized as a key player pushing quantum computing toward real-world impact.
Do read about some of the most popular patents of IonQ which have been covered by us in this article and also you can find IonQ patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over IonQ patent portfolio.
How many patents does IonQ have?
IonQ has a total of 482 patents globally. These patents belong to 160 unique patent families. Out of 482 patents, 425 patents are active.
How Many Patents did IonQ 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 | IonQ Applications Filed | IonQ Patents Granted |
| 2025 | 3 | 90 |
| 2024 | 36 | 55 |
| 2023 | 87 | 56 |
| 2022 | 116 | 19 |
| 2021 | 59 | 13 |
| 2020 | 54 | 3 |
| 2019 | 87 | 1 |
| 2018 | 20 | 1 |
| 2017 | – | 1 |
| 2016 | 2 | – |
How many IonQ patents are Alive/Dead?
Worldwide Patents

How Many Patents did IonQ File in Different Countries?

Countries in which IonQ Filed Patents
| Country | Patents |
| United States of America | 214 |
| Europe (EPO) | 58 |
| Japan | 51 |
| China | 48 |
| Spain | 10 |
| Italy | 9 |
| Korea (South) | 9 |
| Australia | 8 |
| Denmark | 5 |
| Finland | 5 |
| United Kingdom | 3 |
| Israel | 1 |
| Germany | 1 |
| Canada | 1 |
Where are Research Centers of IonQ Patents Located?

10 Best IonQ Patents
US8855316B2 is the most popular patent in the IonQ portfolio. It has received 133 citations so far from companies like Company, Research, Mcafee.
Below is the list of 10 most cited patents of IonQ:
| Publication Number | Citation Count |
| US8855316B2 | 133 |
| US9692595B2 | 50 |
| US8683192B2 | 37 |
| US8650401B2 | 32 |
| US8639932B2 | 27 |
| US10622978B1 | 18 |
| US8885828B2 | 17 |
| US8681982B2 | 17 |
| US9148225B2 | 13 |
| US11033981B2 | 10 |
What Percentage of IonQ US Patent Applications were Granted?
IonQ (Excluding its subsidiaries) has filed 168 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 69 have been granted leading to a grant rate of 100%.
Below are the key stats of IonQ patent prosecution at the USPTO.

Which Law Firms are managing US Patents for IonQ?
| Law Firm | Total Applications | Success Rate |
| Arentfox Schiff Llp | 128 | 100.00% |
| Patterson Sheridan LLP | 38 | 100.00% |
| Butzel Long | 2 | 100.00% |
What are IonQ key innovation segments?
What Technologies are Covered by IonQ?

The chart below distributes patents filed by IonQ in different countries on the basis of the technology protected in patents. It also represents the markets where IonQ thinks it’s important to protect particular technological inventions.

R&D Focus: How has IonQ search focus changed over the years?

EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by IonQ?