Stefan Parkvall
Senior Expert @Ericsson
Sweden
Stefan Parkvall has filed 3753 patents globally, out of which 2059 have been granted. Of these 3753 patents, more than 76% patents are active. As a Senior Expert at Ericsson, he has played a key role in 3GPP standardization and authored influential books on wireless systems. Recognized with awards like Ericsson’s “Inventor of the Year in 2005” and the European Inventor Award finalist honor, he continues to shape the future of 6G.
Do read about some of the most popular patents of Stefan Parkvall which have been covered by us in this article and also you can find his patents filing trend over the years, the worldwide coverage and many other stats over Stefan Parkvall patent portfolio.
| Total Patents | 3753 |
| Granted Patents | 2059 |
| Associated Companies | Ericsson |
| Field of Invention | Telecommunication |
How many patents does Stefan Parkvall have?
Stefan Parkvall has a total of 3753 patents. These patents belong to 1263 unique patent families. Out of 3753 patents, 2866 patents are active.
Key Patents of Stefan Parkvall
Here are the top 5 patents filed by Stefan Parkvall that highlighting his innovative contributions:
| Sr No | Publication Number | Title | First Filling Year | Tech Area |
| 1 | US20110176461A1 | Determining configuration of subframes in a radio communications system | 2010 | Frame & Slot Management |
| 2 | US6977888B1 | Hybrid ARQ for packet data transmission | 2000 | Data Transmission & Error Handling |
| 3 | WO2015147717A1 | System and method for beam-based physical random-access | 2014 | Beamforming & Access Methods |
| 4 | US6912228B1 | Power control in a radio data communication system adapted using transmission load | 2000 | Power Control & Optimization |
| 5 | US6907005B1 | Flexible ARQ for packet data transmission | 2000 | Data Transmission & Error Handling |
How Many Patents did Stefan Parkvall 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 | Stefan Parkvall Applications Filed | Stefan Parkvall Patents Granted |
| 2025 | 2 | 67 |
| 2024 | 47 | 171 |
| 2023 | 85 | 209 |
| 2022 | 49 | 191 |
| 2021 | 139 | 241 |
| 2020 | 125 | 221 |
| 2019 | 266 | 169 |
| 2018 | 394 | 130 |
| 2017 | 506 | 120 |
| 2016 | 251 | 101 |
How many Stefan Parkvall patents are Alive/Dead?
Worldwide Patents

How Many Patents did Stefan Parkvall File in Different Countries?

Countries in which Stefan Parkvall Filed Patents
| Country | Patents |
| United States Of America | 698 |
| Europe (EPO) | 524 |
| China | 283 |
| India | 208 |
| Spain | 159 |
| Mexico | 105 |
| Turkey | 99 |
| Poland | 97 |
| Brazil | 95 |
| South Africa | 93 |
| Korea (South) | 91 |
| Russia | 85 |
| Denmark | 83 |
| Hong Kong (S.A.R.) | 74 |
| Australia | 73 |
| Hungary | 64 |
| Malaysia | 63 |
| Canada | 46 |
| Singapore | 43 |
| Indonesia | 39 |
| Portugal | 34 |
| Africa | 32 |
| Taiwan | 31 |
| Argentina | 29 |
| Philippines | 23 |
| Austria | 22 |
| Viet Nam | 20 |
| Germany | 18 |
| New Zealand | 16 |
| Romania | 14 |
| Morocco | 13 |
| Japan | 13 |
| Sweden | 11 |
| Colombia | 9 |
| Finland | 4 |
| Republic Of Moldova | 2 |
| Costa Rica | 2 |
| Eurasia | 2 |
| El Salvador | 1 |
| Ukraine | 1 |
| Lithuania | 1 |
| Cuba | 1 |
| Serbia | 1 |
| Chile | 1 |
| Croatia | 1 |
| Bulgaria | 1 |
| Ecuador | 1 |
10 Best Stefan Parkvall Patents
US20110176461A1 is the most popular patent in the Stefan Parkvall portfolio. It has received 313 citations so far from companies like Samsung, Alcatel Lucent and Huawei.
Below is the list of 10 most cited patents of Stefan Parkvall:
| Publication Number | Citation Count |
| US20110176461A1 | 313 |
| US6977888B1 | 240 |
| WO2015147717A1 | 233 |
| US6912228B1 | 142 |
| US6907005B1 | 142 |
| US10367677B2 | 133 |
| CN109588059A | 98 |
| WO2017196249A1 | 97 |
| WO2005109729A1 | 95 |
| WO2008127185A1 | 91 |
What are Stefan Parkvall key innovation segments?
What Technologies are Covered by Stefan Parkvall?

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

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

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