Helena Pohjonen

This inventor holds 14 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 13 EPO patents, primarily in Wearable Technology. Top assignees: Nokia Technologies Oy, Nokia Corporation, Nokia Mobile Phones Limited. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Helena Pohjonen. Retrieved from https://idiyas.com/inventor/helena-pohjonen

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

Calculating rank

USPTO Granted Patents = 14 (Patent Applications = 1)

% Patents Active = 85.7

CIPO Patents = 1

EPO Patents = 13 (Patent Applications = 13)

Average Co-Inventor Count = 1.6

ph-index = 5

Forward Citations = 196(Granted Patents)

Company Filing History:

6 out of 6,576

Nokia Technologies Oy

Nokia Mobile Phones Limited

Years Active: 2001-2026

Loading Chart...

Areas of Expertise:

Sensor Arrays

Photoplethysmography

Wearable Apparatus

Flexible Pixel Array

Microfluidics

Antenna Arrangement

RF Front-End

BAW Filters

Power Amplifier

Resonator Structures

Conductive Shape Memory

Low Loss Layered Cover

14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12542553 - Apparatus and methods for sensing (2026-02-03),

2. 12295750 - Skin lifting for photoplethysmography (2025-05-13),

3. 11296239 - Surface MESFET (2022-04-05),

4. 11272882 - Electrode for a user wearable apparatus (2022-03-15),

5. 10794739 - Apparatus and method of forming a sensor array using the apparatus (2020-10-06),

6. 10228474 - Flexible pixel array controlled by conductive shape memory material (2019-03-12),

7. 9583257 - Microfluidics controlled tunable coil (2017-02-28),

8. 8199056 - Antenna arrangement (2012-06-12),

9. 8059038 - Low loss layered cover for an antenna (2011-11-15),

10. 6944432 - Crystal-less oscillator transceiver (2005-09-13),

11. 6751470 - Versatile RF front-end multiband mobile terminals (2004-06-15),

12. 6518860 - BAW filters having different center frequencies on a single substrate and a method for providing same (2003-02-11),

13. 6462950 - Stacked power amplifier module (2002-10-08),

14. 6242843 - Resonator structures (2001-06-05),

Title: Innovations and Contributions of Helena Pohjonen

Introduction

Helena Pohjonen is a prominent inventor based in Espoo, Finland. She has made significant contributions to the field of technology, particularly in the areas of photoplethysmography and semiconductor devices. With a total of 13 patents to her name, her work has had a considerable impact on various technological advancements.

Latest Patents

One of her latest patents is focused on skin lifting for photoplethysmography. This invention includes an apparatus, method, and computer program designed to enhance the accuracy of light signal sensing. The apparatus features a light source, a light sensor, and an actuator that lifts the surface of skin tissue to create an optimal optical path for transmissive photoplethysmography. Another notable patent is for a Surface MESFET, which is a MESFET transistor situated on a horizontal substrate surface. This transistor includes source, drain, and gate electrodes that are partially covered by a semiconducting channel layer. The design allows for various junction types between the electrodes and the channel, enhancing the functionality of the device.

Career Highlights

Helena has worked with notable companies such as Nokia Technologies Oy and Nokia Corporation. Her experience in these organizations has allowed her to develop and refine her innovative ideas, contributing to the advancement of technology in her field.

Collaborations

Helena has collaborated with several professionals, including Juha Ellä and Pekka Korpinen. These partnerships have fostered a creative environment that has led to the development of her groundbreaking inventions.

Conclusion

Helena Pohjonen's contributions to technology through her patents and collaborations highlight her role as an influential inventor. Her work continues to inspire advancements in photoplethysmography and semiconductor technology.

Profile summary based on public USPTO records.