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For the Inventor, By the Inventor

Oulu, Finland

Olli Piirainen

This inventor holds 73 USPTO granted patents and 6 published patent applications and 9 EPO patents, primarily in Wireless Communication (CPC class H04L). Top assignees: Nokia Corporation, Nokia Telecommunications Oy, Nokia Solutions and Networks Oy. Active years: 1998-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Olli Piirainen. Retrieved from https://idiyas.com/inventor/olli-piirainen

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 73 

% Patents Active = 72.6

 

Average Co-Inventor Count = 1.4

ph-index = 11

Forward Citations = 507(Granted Patents)

Forward Citations (Not Self Cited) = 498(Dec 10, 2025)


Inventors with similar research interests:


Company Filing History:

goldMedal29 out of 8,283 
 
Nokia Corporation
 patents
silverMedal20 out of 705 
 
Nokia Telecommunications Oy
 patents
bronzeMedal7 out of 2,368 
 
Nokia Solutions and Networks Oy
 patents
4. 6 out of 489 
 
Nokia Siemens Networks Oy
 patents
5. 4 out of 319 
 
Nokia Networks Oy
 patents
6. 3 out of 6,530 
 
Nokia Technologies Oy
 patents
7. 2 out of 249 
 
Core Wireless Licensing S.a.r.l.
 patents
8. 1 out of 1 
 
Nokia Corporaation
 patent
9. 1 out of 62 
 
Provenance Asset Group LLC
 patents

Years Active: 1998-2026

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Areas of Expertise:
Eigen Decomposition
Interference Rejection
MIMO Systems
Data Transmission
Cellular Networks
Signal Processing
Frequency Offset
Channel Equalization
Doppler Shift
Mobile Communications
Timing Advance
Covariance Matrix
73 patents (USPTO):Explore Patents
1. 12634023 - Interference rejection in cooperative multi-point communication (2026-05-19),
2. 12266859 - Eigen decomposition by gradient ascent (2025-04-01),
3. 11438044 - Interference aware eigen-beamforming based on second order statistics (2022-09-06),
4. 11387871 - Regularization of covariance matrix and eigenvalue decomposition in a MIMO system (2022-07-12),
5. 11303333 - Method and an apparatus for a transmission scheme (2022-04-12),
6. 10594533 - Distributed base station with frequency domain interface on which signal subspace varies according to frequency bin (2020-03-17),
7. 10050652 - Device and method for enhancing interference rejection by treating separated signal streams as diversity branches (2018-08-14),
8. 9979413 - Improving communication efficiency (2018-05-22),
9. 9647822 - Method and device for processing data blocks and communication system comprising such device (2017-05-09),
10. 9319865 - Apparatus and method of providing end-to-end call services (2016-04-19),
11. 9137760 - Other-cell interference-based uplink control (2015-09-15),
12. 8954078 - Handing over relayed connections in mobile environment (2015-02-10),
13. 8798654 - Selective interference rejection combining (2014-08-05),
14. 8600419 - Radio channel allocation and link adaptation in cellular telecommunication system (2013-12-03),
15. 8583182 - Dynamic cell configuration employing distributed antenna system for advanced cellular networks (2013-11-12),

Title: Inventor Olli Piirainen - Revolutionizing Technology in Oulu, FI

Introduction: Olli Piirainen is a visionary inventor based in Oulu, Finland, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Olli Piirainen holds several patents in the areas of renewable energy, sustainable materials, and artificial intelligence, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Olli Piirainen has worked with leading tech companies and research institutions, consistently pushing the boundaries of what is possible in the world of technology.

Collaborations: Olli Piirainen has collaborated with top engineers, scientists, and designers from around the globe, fostering a culture of innovation and creativity in all his projects.

Conclusion: Olli Piirainen's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology in Oulu and beyond.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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