Shimonoseki, Japan

Takashi Oka

This inventor holds 2 USPTO granted patents. Top assignees: Kabushiki Kaisha Kobe Seiko Sho, Kobe Steel, Ltd.. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Oka. Retrieved from https://idiyas.com/inventor/takashi-oka-nvver2q1

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 2001-2004

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2 patents (USPTO):Explore Patents

Title: Takashi Oka: Innovator in Energy Absorption Technology

Introduction

Takashi Oka is a notable inventor based in Shimonoseki, Japan. He has made significant contributions to the field of energy absorption technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and effectiveness of energy absorbing members.

Latest Patents

Among his latest patents is the "Double-walled damping structure," which showcases his expertise in creating advanced energy absorbing members. This invention allows for the induction of contraction and deformation into a bellows form while restraining Euler's buckle. The energy absorbing member consists of a hollow extrusion made from an aluminum alloy, featuring an outer portion and an inner rib connected to it. Notably, the radius of the corner where the rib and outer portion connect is no more than half the thickness of the rib. Additionally, a similar energy absorbing member includes multiple inner ribs that cross each other, with the radius of the corner where the ribs intersect being 1 mm or less.

Career Highlights

Throughout his career, Takashi Oka has worked with prominent companies such as Kabushiki Kaisha Kobe Seiko Sho and Kobe Steel, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in his field.

Collaborations

Takashi has collaborated with esteemed colleagues, including Hiroyuki Yamashita and Ichiro Yamagiwa. These partnerships have fostered a creative environment that has led to innovative solutions in energy absorption technology.

Conclusion

In summary, Takashi Oka is a distinguished inventor whose work in energy absorption technology has made a lasting impact. His patents reflect his commitment to innovation and excellence in engineering.

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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