Chiba, Japan

Kenji Ogasawara

This inventor holds 48 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Timepiece Technology. Top assignee: Seiko Instruments Inc. Active years: 1996-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Ogasawara. Retrieved from https://idiyas.com/inventor/kenji-ogasawara

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

USPTO Granted Patents = 48 

% Patents Active = 77.1

 

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 132(Granted Patents)


Company Filing History:


Years Active: 1996-2022

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Areas of Expertise:
Timepiece
Stepping Motor Control
Electronic Timepiece
Chronograph
Analog Electronic Clock
Power Consumption Control
Motor Drive Device
Communication System
Time Correction System
Radio-Controlled Timepiece
Movement Control
Electronic Device
48 patents (USPTO):Explore Patents

Title: Kenji Ogasawara: Innovating Timepiece Technology from Chiba

Introduction

Kenji Ogasawara, based in Chiba, Japan, is a prolific inventor recognized for his significant contributions to the timepiece industry. With an impressive portfolio of 48 patents, Ogasawara continues to push the boundaries of timekeeping technology, demonstrating his commitment to innovation within this specialized field.

Latest Patents

Among his latest inventions are groundbreaking patents such as the "Timepiece Movement," "Timepiece," and "Reference Position Determination Method of Indicating Hand of Timepiece." The first patent details a timepiece movement featuring a stepping motor with a rotor for the rotating indicating hand, and a control unit to manage the rotation via main and auxiliary drive pulses. This innovative design allows the control unit to determine the reference position of the indicating hand by detecting the rotor's rotation state. Furthermore, his work on the "Timepiece Movement" emphasizes the prevention of malfunctions in timepiece hands through a sophisticated movement structure, showcasing Ogasawara's focus on both functionality and reliability.

Career Highlights

Kenji Ogasawara currently works at Seiko Instruments Inc., a renowned name in the watch-making industry. His career at Seiko has been marked by his dedication to improving the mechanics of timepieces, ultimately enhancing precision and user experience. Ogasawara’s inventive spirit has led to a myriad of advancements that have redefined how time is measured and represented.

Collaborations

Ogasawara collaborates closely with talented professionals such as Kazumi Sakumoto and Kosuke Yamamoto. Their collective expertise fosters a creative environment that enhances their ability to devise innovative solutions within the realm of horology. Working alongside these accomplished colleagues, Ogasawara continues to explore new ideas and strategies to advance the technology of time devices.

Conclusion

With a rich history of invention and a relentless pursuit of excellence, Kenji Ogasawara stands as a significant figure in the innovative landscape of timepiece technology. His contributions not only reflect his individual talents but also highlight the collaborative efforts within the industry that propel advancements in timekeeping. As he continues to create and innovate, the future of timepieces looks promising.

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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