Chiba, Japan

Hironobu Itoh

This inventor holds 7 USPTO granted patents. Top assignees: Seiko Instruments Inc, Sii Micro Parts Ltd.. Active years: 1999-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironobu Itoh. Retrieved from https://idiyas.com/inventor/hironobu-itoh

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


% Patents Active = 57.1

Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 1999-2019

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7 patents (USPTO):Explore Patents

Title: Hironobu Itoh: Innovator in Bearing Technology

Introduction

Hironobu Itoh is a notable inventor based in Chiba, Japan, recognized for his contributions to the field of bearing technology. With a total of seven patents to his name, Itoh has made significant advancements in the design and manufacturing processes of various mechanical components.

Latest Patents

Among his latest patents is a structure featuring a thermoplastic elastomer enveloping layer. This innovative design includes an enveloping layer formed on either a circular or flat outer surface that possesses irregularities. The enveloping layer is composed of an outer circumferential surface layer created by thermally fusing a thermoplastic elastomer. Additionally, the enveloping layer consists of a first material layer made from an amorphous plastic and a second material layer formed from a thermoplastic elastomer selected from a group that includes styrenes, olefins, polyvinyl chlorides, urethanes, and polyesters. Another significant patent involves a blank structure for a ring member of a bearing, which ensures uniform surface characteristics after stainless steel forging, allowing for highly accurate cutting processing.

Career Highlights

Hironobu Itoh has worked with prominent companies such as Seiko Instruments Inc. and Sii Micro Parts Ltd. His experience in these organizations has contributed to his expertise in the field of mechanical engineering and innovation.

Collaborations

Throughout his career, Itoh has collaborated with talented individuals, including Yutaka Makishima and Hideharu Onodera. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hironobu Itoh's work in bearing technology and his innovative patents highlight his significant impact on the industry. His contributions continue to influence advancements in mechanical engineering and design.

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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