Toyota, Japan

Sadao Hijikata

This inventor holds 2 USPTO granted patents. Top assignee: Takashimaya Nippatsu Kogyo Co., Ltd.. Active years: 1989-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadao Hijikata. Retrieved from https://idiyas.com/inventor/sadao-hijikata

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 = 7.0

ph-index = 2

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1989-1992

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2 patents (USPTO):Explore Patents

Title: The Innovative Journey of Sadao Hijikata

Introduction: Sadao Hijikata is a renowned inventor hailing from Toyota, Japan, known for his groundbreaking contributions to the field of automotive technology.

Latest Patents: Sadao Hijikata's latest patents focus on advancements in hybrid engine systems, safety features, and sustainable materials for vehicle manufacturing.

Career Highlights: With a career spanning over three decades, Hijikata has held key positions in Toyota's Research and Development division, leading teams that have revolutionized the automotive industry.

Collaborations: Throughout his career, Sadao Hijikata has collaborated with top engineers, designers, and researchers both within Toyota and from external institutions, fostering a culture of innovation and excellence.

Conclusion: Sadao Hijikata's dedication to pushing the boundaries of automotive technology has solidified his legacy as a pioneering inventor in the industry.

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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