Kawasaki, Japan

Hiroshi Yamashiro

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignees: Mitutoyo Mfg. Co., Ltd., Mitutoyo Corporation. Active years: 1984-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamashiro. Retrieved from https://idiyas.com/inventor/hiroshi-yamashiro-xcoiosrc

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 = 2.6

ph-index = 3

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1984-2006

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5 patents (USPTO):Explore Patents

Title: Hiroshi Yamashiro: Innovator in Measurement Technology

Introduction

Hiroshi Yamashiro is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of measurement technology, holding a total of 5 patents. His work focuses on enhancing the precision and stability of measuring devices.

Latest Patents

Yamashiro's latest patents include a probe driving mechanism for displacement measuring apparatuses. This innovative mechanism allows for a stable, constant speed probe feeding operation without the need for additional motor rotation detecting devices. The system intelligently controls the power applied to the motor based on the output from a scale, ensuring accurate measurements. Another significant invention is a measuring device designed to improve anti-vibration and anti-impact properties. This device features a displaceable spindle and sensors that work together to maintain a consistent gap, thereby enhancing measurement accuracy.

Career Highlights

Throughout his career, Yamashiro has worked with prominent companies such as Mitutoyo Manufacturing Co., Ltd. and Mitutoyo Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in measurement technology.

Collaborations

Yamashiro has collaborated with notable coworkers, including Hideo Sakata and Masashi Tsuboi. Their combined expertise has contributed to the advancement of measurement technologies.

Conclusion

Hiroshi Yamashiro's contributions to measurement technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the field, ensuring greater accuracy and reliability in measurement devices.

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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