Fujioka, Japan

Koji Marumo

This inventor holds 1 USPTO granted patent. Top assignees: Gunma Seiko Co., Ltd., Nsk Corporation. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Marumo. Retrieved from https://idiyas.com/inventor/koji-marumo-oxdl1t87

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2011

Loading Chart...
1 patent (USPTO):Explore Patents

Title: **Koji Marumo: Innovator in Steering Apparatus Manufacturing**

Introduction

Koji Marumo, hailing from Fujioka, Japan, is an inventor known for his significant contribution to the manufacturing sector, particularly in steering apparatus technology. With a patent to his name, Marumo has showcased his ability to enhance existing technologies through innovative processes.

Latest Patents

Marumo’s noteworthy patent is titled "Method for manufacturing a fastening portion for a steering apparatus." This innovative method involves a unique Die and Punch technique that facilitates the manufacturing of a non-circular hole within an extension shaft. By applying pressure to paddings situated in a circular hole using a semi-circular inner circumference of a die, Marumo's method ensures that the volume of the paddings is precisely calibrated to guarantee effective deformation of the circular hole, resulting in the creation of a non-circular hole in the extension shaft.

Career Highlights

Throughout his career, Koji Marumo has worked with prominent companies in the engineering field, including NSK Corporation and Gunma Seiko Co., Ltd. His roles in these organizations allowed him to refine his expertise in mechanical engineering and invention. His dedication to innovation has positioned him as a key figure within the sector.

Collaborations

Marumo has collaborated with notable colleagues such as Koji Inoue and Yasushi Watanabe. These partnerships have further contributed to his research and development efforts, enhancing his expertise and allowing for the sharing of ideas within the realm of engineering.

Conclusion

Koji Marumo exemplifies the spirit of innovation through his patented method of manufacturing components for steering systems. His work continues to influence the automotive industry, paving the way for improved manufacturing processes and showcasing the importance of inventive thinking in engineering advancements.

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]
Loading…