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For the Inventor, By the Inventor

Hamamatsu, Japan

Yoichi Kawada

This inventor holds 29 USPTO granted patents and 5 published patent applications and 7 EPO patents, primarily in Terahertz Wave Technology. Top assignees: Hamamatsu-Photonics K.k., Teijin Limited. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoichi Kawada. Retrieved from https://idiyas.com/inventor/yoichi-kawada

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

USPTO Granted Patents = 29 

% Patents Active = 93.1

 

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 41(Granted Patents)


Company Filing History:

goldMedal29 out of 3,139 
 
Hamamatsu-Photonics K.k.
 patents
silverMedal1 out of 1,605 
 
Teijin Limited
 patents
where one patent can have more than one assignee

Years Active: 2013-2026

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Areas of Expertise:
Optical Element
Spectroscopic Measurement
Terahertz Wave
Total Reflection
Optical Amplifying Device
Non-Linear Optical Crystal
Wavelength Conversion
Electric Field Detection
Tunnel Current Control
Optical Measurement Device
Drug Evaluation Device
Pulse-Width Conversion
29 patents (USPTO):Explore Patents
1. 12560743 - Optical element for a low frequency band (2026-02-24),
2. 12553811 - Attenuated total reflectance spectroscopy apparatus, and attenuated total reflectance spectroscopy method (2026-02-17),
3. 12492990 - Spectroscopic measurement device (2025-12-09),
4. 12345852 - Optical element (2025-07-01),
5. 12176681 - Optical kit and optical device (2024-12-24),
6. 11320569 - Optical element for terahertz waves and manufacturing method of the same (2022-05-03),
7. 10908355 - Wave plate and divided prism member (2021-02-02),
8. 10895504 - Terahertz wave spectroscopic measurement apparatus and terahertz wave spectroscopic measurement method (2021-01-19),
9. 10809189 - Optical measurement device and optical measurement method (2020-10-20),
10. 10670520 - Optical analysis device and optical analysis method (2020-06-02),
11. 10591669 - Wave plate and divided prism member (2020-03-17),
12. 10591509 - Tunnel current control apparatus and tunnel current control method (2020-03-17),
13. 10451651 - Tunnel current control apparatus and tunnel current control method (2019-10-22),
14. 10248003 - Non-linear optical crystal and method for manufacturing same, and terahertz-wave generator and terahertz-wave measuring apparatus (2019-04-02),
15. 10082720 - Wavelength conversion element and wavelength conversion light pulse waveform shaping device (2018-09-25),

Title: Yoichi Kawada: Pioneering Inventor from Hamamatsu

Introduction: Yoichi Kawada is a renowned inventor hailing from Hamamatsu, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yoichi Kawada holds several patents in various technological domains, showcasing his continuous dedication to pushing the boundaries of innovation.

Career Highlights: Throughout his illustrious career, Yoichi Kawada has been instrumental in developing cutting-edge technologies that have revolutionized industries and improved the lives of many.

Collaborations: Yoichi Kawada has collaborated with leading tech companies, research institutions, and universities worldwide, fostering a culture of innovation and knowledge sharing.

Conclusion: Yoichi Kawada's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of technology and invention.

Profile summary based on public USPTO records.
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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