Toshimitsu Kawai

This inventor holds 60 USPTO granted patents and 2 published patent applications and 21 EPO patents, primarily in Optical Detection Devices (CPC class G01J). Top assignee: Hamamatsu-Photonics K.k.. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshimitsu Kawai. Retrieved from https://idiyas.com/inventor/toshimitsu-kawai

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

USPTO Granted Patents = 60 (Patent Applications = 2)

% Patents Active = 100.0

EPO Patents = 21 (Patent Applications = 24)

Average Co-Inventor Count = 6.3

ph-index = 10

Forward Citations = 204(Granted Patents)

Forward Citations (Not Self Cited) = 190(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

44 out of 3,133

Hamamatsu-Photonics K.k.

patents

where one patent can have more than one assignee

Years Active: 2018-2026

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Areas of Expertise:

Light Detection Device

Optical Filter

Fabry-Perot Interference Filter

Optical Inspection

Wafer Inspection

Spectrometer

Surface-Enhanced Raman Scattering

Electrical Inspection

Transportation Method

Suction Method

60 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12723919 - Light detection device (2026-09-01),

2. 12560479 - Light detection device (2026-02-24),

3. 12467787 - Light detection device (2025-11-11),

4. 12392661 - Production method for Fabry-Perot interference filter (2025-08-19),

5. 12360356 - Optical filter device and method for controlling optical filter device (2025-07-15),

6. 12253413 - Light detection device (2025-03-18),

7. 12241782 - Transportation method (2025-03-04),

8. 12123799 - Electrical inspection method (2024-10-22),

9. 11947140 - Suctioning method (2024-04-02),

10. 11865701 - Suction method (2024-01-09),

11. 11835388 - Light detection device (2023-12-05),

12. 11624902 - Wafer inspection method and wafer (2023-04-11),

13. 11609420 - Wafer (2023-03-21),

14. 11592332 - Transportation method (2023-02-28),

15. 11555741 - Optical detection device having adhesive member (2023-01-17),

Title: Toshimitsu Kawai: Pioneering Inventor from Hamamatsu

Introduction: Toshimitsu Kawai is a renowned inventor hailing from the vibrant city of Hamamatsu, Japan. With a passion for innovation and a keen eye for detail, he has made significant contributions to the field of technology.

Latest Patents: Kawai's latest patents focus on advancements in robotics and artificial intelligence, showcasing his commitment to pushing the boundaries of what is possible in the tech industry.

Career Highlights: Throughout his illustrious career, Toshimitsu Kawai has worked with leading tech companies to develop cutting-edge solutions. His innovative spirit and dedication to his craft have earned him recognition as a trailblazer in the field.

Collaborations: Kawai has collaborated with top researchers and engineers from around the world, fostering a culture of creativity and excellence. His ability to work seamlessly in diverse teams has led to the successful implementation of groundbreaking ideas.

Conclusion: In conclusion, Toshimitsu Kawai's impact on the world of technology is undeniable. His inventive prowess and unwavering commitment to innovation continue to inspire the next generation of inventors.

Profile summary based on public USPTO records.