Hamamatsu, Japan

Tatsuo Dougakiuchi

This inventor holds 34 USPTO granted patents and 8 published patent applications and 1 EPO patent, primarily in Quantum Cascade Lasers. Top assignee: Hamamatsu-Photonics K.k.. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuo Dougakiuchi. Retrieved from https://idiyas.com/inventor/tatsuo-dougakiuchi

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

USPTO Granted Patents = 34 

% Patents Active = 79.4

 

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 27(Granted Patents)


Location History:

  • Hamamtsu, JP (2013)
  • Hamamatsu, JP (2013 - 2024)

Company Filing History:


Years Active: 2013-2026

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Areas of Expertise:
Quantum Cascade Laser
Fluid Analyzer
Light Detection Module
Optical Semiconductor Element
Photodetector
Movable Diffraction Grating
Wavelength-Tunable Light Source
Optical Kit
Laser Module
Spectroscopy Device
Light Measuring Device
Fine-Particle Dispersion
34 patents (USPTO):Explore Patents

Title: Innovations of Tatsuo Dougakiuchi: A Pioneer in Optical Technologies

Introduction: Tatsuo Dougakiuchi, an esteemed inventor based in Hamamatsu, Japan, has made significant contributions to the field of optical technologies. With an impressive portfolio of 25 patents, Dougakiuchi is recognized for his inventive prowess in developing cutting-edge optical solutions that enhance the efficiency and functionality of devices in various applications.

Latest Patents: Among his notable recent innovations are two remarkable patents: the Optical Kit and the Light Source Module. The Optical Kit is designed with a base featuring a main surface and a holding unit that securely maintains an optical system. This kit includes components such as a lens holding unit, a corner reflector holding unit, and multiple aperture member holding units, enabling precise control over light manipulation. The reflector holding unit incorporates mechanisms to facilitate rotation of the corner reflector and adjust the optical axis of diffracted light in both reflective diffraction gratings and mirrors.

The Light Source Module, another significant invention, consists of a light source and an optical fiber that channels light output. It features holding members stabilizing the optical fiber and vibrators that enable multidirectional movement of a portion of the fiber, enhancing dynamic light projection capabilities.

Career Highlights: Tatsuo Dougakiuchi's career at Hamamatsu Photonics K.K. has been marked by relentless innovation and a focus on advancing optical technologies. His contributions have established him as a key player in the industry, driving forward the development of sophisticated optical devices that are utilized in various fields including telecommunications, imaging, and sensor technologies.

Collaborations: Throughout his career, Dougakiuchi has worked alongside notable colleagues like Tadataka Edamura and Akio Ito, forming a collaborative team dedicated to pushing the boundaries of optical research and development. Their combined expertise has led to the fruition of several patents that have significantly impacted the optical industry.

Conclusion: Tatsuo Dougakiuchi's innovations reflect a commitment to excellence and a passion for optical technology. His patents and collaborative efforts continue to influence the industry, ensuring that Hamamatsu Photonics K.K. remains at the forefront of innovation in the realm of optical devices. As he drives forward into future advancements, Dougakiuchi's work serves as a beacon of inspiration for aspiring inventors worldwide.

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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