Hitachinaka, Japan

Tsutomu Takamura

This inventor holds 3 USPTO granted patents. Top assignee: Hitachi Koki Co., Ltd.. Active years: 1997-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Takamura. Retrieved from https://idiyas.com/inventor/tsutomu-takamura-m8tabjm0

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

Calculating rank

% Patents Active = 66.7

Average Co-Inventor Count = 4.6

ph-index = 3

Forward Citations = 14(Granted Patents)


Location History:

  • Hitachinaka, JP (1997 - 1998)
  • Ibaraki-ken, JP (2003)

Company Filing History:


Years Active: 1997-2003

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3 patents (USPTO):Explore Patents

Title: **Innovations of Tsutomu Takamura: The Visionary Inventor from Hitachinaka**

Introduction

Tsutomu Takamura, an accomplished inventor based in Hitachinaka, Japan, has made significant contributions to the field of centrifuge technology. With a total of three patents to his name, he combines innovation with practicality to enhance the safety and efficiency of laboratory equipment.

Latest Patents

Among Tsutomu Takamura's latest innovations is a patented **desk-top centrifuge** featuring improved safety mechanisms in case of operational failure. This advanced design includes a switching element positioned between a DC power supply and a motor, controlled by a circuit that manages the motor speed using a pulse width-controlled on-off signal. To ensure operational safety, the centrifuge incorporates a safety guard system, which utilizes a door switch and a door lock switch to secure electric communication only when the door is closed and locked.

Additionally, Takamura has contributed to the development of a **centrifugal separator** that includes a sophisticated method of detecting unbalance in the rotor. The invention encompasses a rotor for sample containment, a rotating unit, and an innovative detection circuit that monitors the rotor's position. The circuit generates signals that inform a judging mechanism about the balance status of the rotor, allowing for precise control of the rotation based on the feedback received.

Career Highlights

Working for Hitachi Koki Co., Ltd., Tsutomu Takamura has established himself as a notable figure in the engineering and invention sphere. His work in developing safety features and enhancing the functionality of centrifuges has paved the way for safer and more efficient laboratory practices.

Collaborations

Throughout his career, Takamura has collaborated with esteemed colleagues, including Masahiro Inaniwa and Noriyasu Matsufuji. These partnerships have likely played a crucial role in refining his inventions and contributing to groundbreaking advancements within their shared field.

Conclusion

Tsutomu Takamura stands out as a leading innovator whose patents reflect a deep commitment to enhancing laboratory technology. His dedication to ensuring safety and efficiency in centrifuge design exemplifies the spirit of innovation that drives the advancement of modern scientific equipment. Through his contributions, Takamura not only advances technology but also improves the safety standards in research institutions and laboratories worldwide.

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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