Santa Cruz, CA, United States of America

Douglas Jachowski

This inventor holds 12 USPTO granted patents and 2 published patent applications. Top assignees: Murata Manufacturing Co., Ltd., Murata Manufacturing Co., Ltd., Resonant, Inc.. Active years: 2022-2026.

USPTO Granted Patents = 12 (Patent Applications = 2)

% Patents Active = 91.7

Average Co-Inventor Count = 2.1

ph-index = 1

Forward Citations = 3(Granted Patents)

Company Filing History:

9 out of 13,796

Murata Manufacturing Co., Ltd.

patents

1 out of 649

Murata Manufacturing Co., Ltd.

4. 1 out of 834,307

Other

patents

Years Active: 2022-2026

Loading Chart...

12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12676594 - Transversely-excited film bulk acoustic resonators with counter chirped interdigital transducers (IDTs) for mechanical and process compensation (2026-07-07),

2. 12463619 - Filter device (2025-11-04),

3. 12451865 - Acoustic wave device (2025-10-21),

4. 12375062 - Transversely-excited film bulk acoustic resonator filters with sub-resonators having different mark and pitch (2025-07-29),

5. 12308824 - Resonator circuit using an inverter to adjust anti-resonance frequency (2025-05-20),

6. 12255625 - Filter using transversely-excited film bulk acoustic resonators with inductively coupled sub-resonators (2025-03-18),

7. 12206389 - Bandpass filter with improved upper band edge sharpness (2025-01-21),

8. 12119805 - Substrate processing and membrane release of transversely-excited film bulk acoustic resonator using a sacrificial tub (2024-10-15),

9. 12028049 - Transversely-excited film bulk acoustic resonator filters with sub-resonators having different mark and pitch (2024-07-02),

10. 12021496 - Resonators with different membrane thicknesses on the same die (2024-06-25),

11. 11329626 - Bandpass filter with improved upper band edge sharpness (2022-05-10),

12. 11323094 - Resonator circuit using an inverter to adjust anti-resonance frequency (2022-05-03),

Title: Top Inventor in Santa Cruz, California

Introduction: Kurt W. Piersol is a prominent inventor based in Santa Cruz, California. He has made significant contributions to his field, showcasing his innovative spirit and dedication to advancing technology.

Latest Patents: Kurt has recently been awarded several patents that highlight his expertise and creativity in various domains.

Career Highlights: Throughout his career, Kurt has achieved numerous milestones, establishing himself as a leading figure in the invention community.

Collaborations: He has collaborated with various organizations and individuals, further enhancing his impact on the industry.

Conclusion: Kurt W. Piersol continues to inspire others with his work and remains a key player in the world of innovation.