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For the Inventor, By the Inventor

Helsinki, Finland

Nexstim Oyj


USPTO Granted Patents = 10


Trademarks = 4

Forward Citations = 8

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12 inventors (with patents filed for the assignee):

goldMedal Gustaf Järnefelt (6 out of 7 patents)

silverMedal Tuomas Neuvonen (5 out of 9 patents)

bronzeMedal Henri Hannula (5 out of 9 patents)

4.  Jarmo Laine (2 out of 8 patents)

5.  Risto Ilmoniemi (1 out of 4 patents)

6.  Jaakko Nieminen (1 out of 3 patents)

7.  Lari Koponen (1 out of 2 patents)

8.  Petro Julkunen (1 out of 1 patent)

9.  Kai Solehmainen (1 out of 1 patent)

10.  Pentti Hynninen (1 out of 1 patent)

11.  Katja Pesola (1 out of 1 patent)

12.  Ilkka Autio (1 out of 2 patents)

13.  Jarmo Ruohonen (11 patents)

14.  Jari Karhu (4 patents)


10 patents:

1. 12702853 - Method and system for combining anatomical connectivity patterns and navigated brain stimulation (2026-08-11),
2. 11951324 - Method and system for combining anatomical connectivity patterns and navigated brain stimulation (2024-04-09),
3. 11266851 - Bi-phasic paired pulse transcranial magnetic stimulation (2022-03-08),
4. 10780291 - mTMS coil device with overlapping coil windings (2020-09-22),
5. 10576296 - Navigated transcranial magnetic stimulation planning using a structural effectiveness index (2020-03-03),
6. 10383541 - Cognitive mapping using transcranial magnetic stimulation (2019-08-20),
7. 10300294 - Bi-phasic paired pulse transcranial magnetic stimulation (2019-05-28),
8. 10220220 - Position-finding apparatus (2019-03-05),
9. 10188868 - Device support apparatus (2019-01-29),
10. 9696387 - Method and apparatus for determining effects of transcranial magnetic stimulation to a brain (2017-07-04),
Company Overview
Nexstim Oyj is a medical technology company based in Helsinki, Finland, specializing in non-invasive brain stimulation solutions. The company focuses on developing innovative therapies for neurological and psychiatric disorders, utilizing its proprietary navigated transcranial magnetic stimulation (nTMS) technology. This advanced platform aids in the diagnosis and treatment of conditions such as depression and chronic pain, positioning Nexstim as a key player in the field of neurotherapeutics and enhancing patient care through targeted interventions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

10 Patents

#88 in Helsinki

#294 in Finland

#55,986 in the World

Helsinki, FI
Helsinki, Finland

Nexstim Oyj

Forward Citations = 8

12 inventors:

goldMedal Gustaf Järnefelt (6 out of 7 patents)

silverMedal Tuomas Neuvonen (5 out of 9 patents)

bronzeMedal Henri Hannula (5 out of 9 patents)

4.  Jarmo Laine (2 out of 8 patents)

5.  Risto Ilmoniemi (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nexstim Oyj. Retrieved from https://idiyas.com/company/nexstim-oyj

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

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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