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For the Inventor, By the Inventor

Helsinki, Finland

Vaisala Oyj


USPTO Granted Patents = 55

% Expired Patents = 10.9



Trademarks = 27

Forward Citations = 406

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91 inventors (with patents filed for the assignee):

goldMedal Martin J Murphy (6 out of 6 patents)

silverMedal Jukka Leppänen (5 out of 5 patents)

bronzeMedal Kenneth L Cummins (5 out of 7 patents)

4.  Samuli Laukkanen (4 out of 4 patents)

5.  Atte Salmi (4 out of 4 patents)

6.  Pentti Karhunen (4 out of 5 patents)

7.  Reino Keränen (4 out of 4 patents)

8.  Alburt E Pifer (4 out of 8 patents)

9.  Lars Stormbom (4 out of 14 patents)

10.  Sami Virtanen (3 out of 3 patents)

11.  Jan Lönnqvist (3 out of 3 patents)

12.  Veli-Pekka Viitanen (3 out of 3 patents)

13.  Henry Andersson (3 out of 6 patents)

14.  Kimmo Kynnös (3 out of 3 patents)

15.  Markus Berg (2 out of 3 patents)


Core Competencies:
Acoustic Wind Measurement
Humidity Sensor
Lightning Detection
Gas Concentration Measurement
Radiosonde System
Surface Condition Monitoring
Infrared Emitter
Soil Moisture Estimation
Optical System Protection
Weather Radar
Gas Content Measuring
Precipitation Sensor

55 patents:

1. 12681037 - Acoustic wind measurement (2026-07-14),
2. 12663507 - Antenna for a radar apparatus (2026-06-23),
3. 12656367 - Acoustic wind measurement (2026-06-16),
4. 12481023 - Antenna for a radar apparatus (2025-11-25),
5. 12347031 - Systems and methods for variable multi-channel and multi-dimensional data generation and transmission (2025-07-01),
6. 12077921 - Self-leveling embedded road surface sensor (2024-09-03),
7. 12007349 - Fast humidity sensor and a method for calibrating the fast humidity sensor (2024-06-11),
8. 11995981 - Apparatus and method for surface condition monitoring (2024-05-28),
9. 11933938 - Solar radiation correction in radiosonde temperature measurements (2024-03-19),
10. 11774749 - System for protecting an optical system (2023-10-03),
11. 11571639 - System for preventing gas bubbles in oil flow to enter a high-voltage device and a method for preventing gas bubbles to enter a high-voltage device (2023-02-07),
12. 11079312 - Forward scatter sensor (2021-08-03),
13. 11054406 - Analyzing fault gas concentration in liquid (2021-07-06),
14. 10989837 - Method in connection with a radiosonde and system (2021-04-27),
15. 10866078 - Arrangement and a method for inserting and removing a head of a measuring device to and from a process space (2020-12-15),
Vaisala Oyj, headquartered in Helsinki, Finland, specializes in environmental monitoring solutions that enhance decision-making across various sectors. The company develops advanced technologies for acoustic wind measurement, humidity sensing, and lightning detection, among others. Its expertise extends to gas concentration measurement and surface condition monitoring, providing critical data for industries such as meteorology, agriculture, and transportation. Vaisala's commitment to innovation positions it as a leader in delivering reliable environmental measurement instruments globally.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Vaisala Oyj
55 Patents

#26 in Helsinki

#69 in Finland

#12,894 in the World

Helsinki, FI
Helsinki, Finland

Vaisala Oyj

Forward Citations = 406

91 inventors:

goldMedal Martin J Murphy (6 out of 6 patents)

silverMedal Jukka Leppänen (5 out of 5 patents)

bronzeMedal Kenneth L Cummins (5 out of 7 patents)

4.  Samuli Laukkanen (4 out of 4 patents)

5.  Atte Salmi (4 out of 4 patents)

Please report any incorrect information to [email protected]
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