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For the Inventor, By the Inventor

Hamamatsu, Japan

Teruhiko Yamaguchi

This inventor holds 7 USPTO granted patents and 1 published patent application. Top assignee: Hamamatsu-Photonics K.k.. Active years: 2006-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Teruhiko Yamaguchi. Retrieved from https://idiyas.com/inventor/teruhiko-yamaguchi

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

USPTO Granted Patents = 7 

% Patents Active = 42.9

Average Co-Inventor Count = 3.1

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:

goldMedal7 out of 3,133 
 
Hamamatsu-Photonics K.k.
 patents

Years Active: 2006-2011

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7 patents (USPTO):Explore Patents
1. 7990064 - Photomultiplier (2011-08-02),
2. 7821203 - Photomultiplier (2010-10-26),
3. 7786445 - Multi-anode type photomultiplier tube and radiation detector (2010-08-31),
4. 7659666 - Photomultiplier (2010-02-09),
5. 7489077 - Multi-anode type photomultiplier tube (2009-02-10),
6. 7285783 - Multi-anode type photomultiplier tube and radiation detector (2007-10-23),
7. 7064485 - Photomultiplier tube having focusing electrodes with apertures and screens (2006-06-20),

Title: Teruhiko Yamaguchi: Innovator in Photomultiplier Technology

Introduction

Teruhiko Yamaguchi is a prominent inventor based in Hamamatsu, Japan. He has made significant contributions to the field of photomultiplier technology, holding a total of 7 patents. His work focuses on improving the response time properties of photomultipliers, which are essential in various scientific and industrial applications.

Latest Patents

Yamaguchi's latest patents include innovative designs for photomultipliers that enhance their performance. One of his inventions relates to a photomultiplier that realizes significant improvement in response time properties with a structure enabling mass production. This design features a sealed container that houses a photocathode, a dynode unit with at least one dynode set, and a focusing electrode unit. The focusing electrode unit is set to the same potential as the second dynode, which allows for efficient collection of secondary electrons.

Another notable patent describes a photomultiplier with a hollow body section and a faceplate that has both a light incidence surface and a light emission surface. The design intentionally alters the surface shape of the peripheral region of the light emission surface to adjust the angles of emission of photoelectrons. This effectively reduces the spread of transit times of photoelectrons, enhancing the overall efficiency of the device.

Career Highlights

Yamaguchi has dedicated his career to advancing photomultiplier technology. His work at Hamamatsu Photonics K.K. has positioned him as a key figure in the development of high-performance photomultipliers. His inventions have not only improved the functionality of these devices but have also contributed to their mass production capabilities.

Collaborations

Throughout his career, Yamaguchi has collaborated with talented individuals such as Takayuki Ohmura and Suenori Kimura. These collaborations have fostered innovation and have led to the successful development of new technologies in the field.

Conclusion

Teruhiko Yamaguchi's contributions to photomultiplier technology have made a significant impact in the industry. His innovative designs and patents continue to influence the development of high-performance photomultipliers. His work exemplifies the importance of innovation in advancing scientific and industrial applications.

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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