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For the Inventor, By the Inventor

Kodaira, Japan

Tetsuya Yamamoto

This inventor holds 11 USPTO granted patents. Top assignee: Citizen Watch Company, Ltd.. Active years: 1987-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuya Yamamoto. Retrieved from https://idiyas.com/inventor/tetsuya-yamamoto-c8w2eato

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

USPTO Granted Patents = 11

% Patents Active = 81.8

Average Co-Inventor Count = 2.6

ph-index = 4

Forward Citations = 36(Granted Patents)


Location History:

  • Higashimurayama, JP (1993)
  • Saitama, JP (2001)
  • Tanashi, JP (1987 - 2005)
  • Kodaira, JP (2003 - 2005)

Company Filing History:

goldMedal11 out of 2,004 
 
Citizen Watch Company, Ltd.
 patents

Years Active: 1987-2005

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11 patents (USPTO):Explore Patents
1. 6923581 - Printer using ink ribbon (2005-08-02),
2. 6837618 - Electronic thermometer (2005-01-04),
3. 6639619 - Thermal transfer printer (2003-10-28),
4. 6308949 - Material-feeding device having direction-correcting function (2001-10-30),
5. 6192268 - Radiation thermometer (2001-02-20),
6. 5215389 - Print head for a dot matrix printer (1993-06-01),
7. 5209585 - Print head for a dot matrix printer (1993-05-11),
8. 5194015 - Device for electrical connection between printing head and drive circuit (1993-03-16),
9. 5188467 - Print head with energizing and return leaf springs (1993-02-23),
10. 4988222 - Double print head (1991-01-29),
11. 4647236 - Print head (1987-03-03),

Title: Tetsuya Yamamoto: A Visionary Inventor from Kodaira, Japan

Introduction

Tetsuya Yamamoto is a prominent inventor based in Kodaira, Japan, known for his innovative contributions to technology. With a remarkable portfolio of 11 patents, Yamamoto has demonstrated a commitment to advancing engineering solutions that enhance everyday functionality.

Latest Patents

Two of Tetsuya Yamamoto's latest patents showcase his inventive prowess. The first is a **Printer Using Ink Ribbon**, which ingeniously sets multiple current patterns to drive a motor for a ribbon winding shaft. This technology ensures that the tension of the ink ribbon remains consistent throughout the printing process, adapting to various ink ribbon types installed on the supply shaft. The second patent, an **Electronic Thermometer**, features a sophisticated display device capable of showcasing temperature readings with varying digit formats. This device includes a computation mechanism that generates comprehensive temperature values, enhancing user experience by displaying both straightforward and complex digit information.

Career Highlights

In his career, Tetsuya Yamamoto has made significant strides at Citizen Watch Company, Ltd., where he has applied his inventive talents to various projects. His dedication to research and development has placed him at the forefront of technological innovation within the company.

Collaborations

Throughout his professional journey, Yamamoto has collaborated with notable figures such as Masahiko Ueda and Yukihisa Kato. These partnerships have fostered a creative environment, allowing for the exchange of ideas and collaborative innovations that contribute to the company's successes.

Conclusion

Tetsuya Yamamoto's work exemplifies the spirit of innovation that drives progress in technology. His patents not only reflect his ingenuity but also contribute positively to his industry. As he continues to develop pioneering solutions, Yamamoto remains a respected figure among inventors and engineers alike.

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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