Bert Jan Offrein

This inventor holds 61 USPTO granted patents and 3 published patent applications, plus 2 CIPO patents, primarily in Electro-Optical Devices (CPC class G02B). Top assignee: International Business Machines Corporation. Active years: 2002-2025.

USPTO Granted Patents = 61 (Patent Applications = 3)

% Patents Active = 52.5

CIPO Patents = 2

Average Co-Inventor Count = 3.6

ph-index = 9

Forward Citations = 240(Granted Patents)

Forward Citations (Not Self Cited) = 222(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Langnau, CH (2002)
Langnau am Albis, CH (2002 - 2008)
Rueschlikon, CH (2013 - 2017)
Zurich, CH (2015 - 2017)
Shoenenberg, CH (2019)
Schoenenberg, CH (2008 - 2023)

Company Filing History:

61 out of 166,264

International Business Machines Corporation

patents

Years Active: 2002-2025

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Areas of Expertise:

Optical Computing

Electro-Optical Assembly

Silicon Photonic Chip

Optical Waveguides

Memristive Devices

Analog Optic Memory

Passive Alignment

Optoelectronic Packaging

Voltage Resistance Control

Photonic Chip Arrangement

Flexible Optical Waveguides

High-Precision Alignment

61 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12430397 - Convolutions with optical finite impulse response filters (2025-09-30),

2. 12364172 - Electrical memristive devices based on bilayer arrangements of HfOand WO (2025-07-15),

3. 11615843 - Controlling voltage resistance through metal-oxide device (2023-03-28),

4. 11562221 - Optical synapses (2023-01-24),

5. 11402577 - Analog optic memory and signal processing (2022-08-02),

6. 11070029 - Method of forming an electro-optical device with lateral current injection regions (2021-07-20),

7. 10734787 - Electro-optical device with lateral current injection regions (2020-08-04),

8. 10340661 - Electro-optical device with lateral current injection regions (2019-07-02),

9. 10338630 - Optical computing system (2019-07-02),

10. 10243323 - Method of fabricating a silicon photonic chip with integrated electro-optical component and lens element (2019-03-26),

11. 9989703 - Semiconductor structure and method for manufacturing a semiconductor structure (2018-06-05),

12. 9864134 - Semiconductor structure and method for manufacturing a semiconductor structure (2018-01-09),

13. 9793682 - Silicon photonic chip with integrated electro-optical component and lens element (2017-10-17),

14. 9791642 - Passive alignment of polymer waveguides (2017-10-17),

15. 9671577 - Passive alignment of polymer waveguides (2017-06-06),

Title: The Innovative Journey of Bert Jan Offrein

Introduction:

Bert Jan Offrein is a pioneering inventor hailing from Schoenenberg, Switzerland. His groundbreaking work in the field of technology has left a lasting impact on the industry.

Latest Patents:

Bert Jan Offrein holds several patents in the field of optical technology and data transmission, showcasing his continuous dedication to innovation and advancement.

Career Highlights:

With a career spanning over two decades, Bert Jan Offrein has worked tirelessly to push the boundaries of what is possible in the tech world. His contributions to the development of cutting-edge technologies have earned him recognition as a visionary in his field.

Collaborations:

Throughout his career, Bert Jan Offrein has collaborated with leading tech companies and research institutions to bring his ideas to life. His ability to work seamlessly in interdisciplinary teams has led to the creation of revolutionary products and solutions.

Conclusion:

In conclusion, Bert Jan Offrein's passion for innovation and his relentless drive to create have solidified his position as a trailblazer in the world of technology. His work continues to inspire future generations of inventors and innovators.