Tokyo, Japan

Itaru Ashida

This inventor holds 4 USPTO granted patents. Top assignee: Kabushiki Kaisha Seikosha. Active years: 1978-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Itaru Ashida. Retrieved from https://idiyas.com/inventor/itaru-ashida

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 3

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1978-1980

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4 patents (USPTO):Explore Patents

Title: Biography of Itaru Ashida

Introduction: Itaru Ashida is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of clock mechanisms, holding a total of four patents. His innovative designs reflect a blend of traditional craftsmanship and modern technology.

Latest Patents: Among his latest inventions is the simulated pendulum clock, which features a pendulum that rocks for decorative purposes, simulating the appearance of a traditional pendulum clock. This clock utilizes a transmission wheel driven by the timepiece movement, incorporating a friction clutch mechanism that allows for smooth operation. Another notable patent is the ratchet feed mechanism for digital clocks, which enables manual setting during the shift-up operation, showcasing his ingenuity in enhancing user experience.

Career Highlights: Itaru Ashida has dedicated his career to advancing clock technology. His work at Kabushiki Kaisha Seikosha has positioned him as a key player in the industry, where he continues to innovate and refine clock mechanisms.

Collaborations: Throughout his career, Itaru has collaborated with talented individuals such as Masaaki Oishi and Tetsuro Suzuki. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion: Itaru Ashida's contributions to the field of clock mechanisms are noteworthy. His inventive spirit and dedication to his craft continue to inspire future generations of inventors.

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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