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For the Inventor, By the Inventor

Suwa, Japan

Tsuneaki Furukawa

This inventor holds 7 USPTO granted patents and 1 EPO patent. Top assignee: Seiko Epson Corporation. Active years: 1993-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuneaki Furukawa. Retrieved from https://idiyas.com/inventor/tsuneaki-furukawa

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 = 85.7

 

Average Co-Inventor Count = 3.6

ph-index = 6

Forward Citations = 87(Granted Patents)


Location History:

  • Suwa, JP (1993 - 1998)
  • Matsumoto, JP (2002 - 2003)
  • Nagano-ken, JP (2007)

Company Filing History:

goldMedal7 out of 34,268 
 
Seiko Epson Corporation
 patents

Years Active: 1993-2007

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7 patents (USPTO):Explore Patents
1. 7170826 - Multifunctional watch (2007-01-30),
2. 6567345 - Clocking device (2003-05-20),
3. 6476579 - Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method (2002-11-05),
4. 5737246 - Water depth measuring device (1998-04-07),
5. 5610468 - Ultrasonic step motor (1997-03-11),
6. 5343108 - Ultrasonic step motor (1994-08-30),
7. 5237237 - Ultrasonic motor and drive method (1993-08-17),

Title: Tsuneaki Furukawa: Innovator in Timepiece Technology

Introduction

Tsuneaki Furukawa is a prominent inventor based in Suwa, Japan. He has made significant contributions to the field of timepiece technology, holding a total of 7 patents. His innovative designs focus on enhancing the functionality and usability of watches.

Latest Patents

One of Furukawa's latest patents is a multifunctional watch that improves the visibility of pointers while minimizing the thickness of the timepiece. This design includes a dial, hour hand, minute hand, pointer, and movement. The unique arrangement of the hour and minute hand rotating shafts allows for better visibility and functionality. Another notable patent is a clocking device that features an ordinary time measuring section alongside chronograph measuring sections. This timepiece is designed to display ordinary time and chronograph information without overlapping, enhancing user experience.

Career Highlights

Furukawa is associated with Seiko Epson Corporation, a leading company in the watch and electronics industry. His work has significantly impacted the design and functionality of modern timepieces, showcasing his expertise and innovative spirit.

Collaborations

Throughout his career, Furukawa has collaborated with notable colleagues such as Osamu Miyazawa and Jouji Kitahara. These collaborations have further enriched his contributions to the field of timepiece technology.

Conclusion

Tsuneaki Furukawa's innovative work in timepiece technology has led to several patents that enhance the functionality and design of watches. His contributions continue to influence the industry and inspire future innovations.

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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