Kobe, Japan

Masahiko Ohki

This inventor holds 7 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignee: Sumitomo Rubber Industries Limited. Active years: 1982-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Ohki. Retrieved from https://idiyas.com/inventor/masahiko-ohki

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


% Patents Active = 71.4

 


Average Co-Inventor Count = 1.3

ph-index = 4

Forward Citations = 60(Granted Patents)


Location History:

  • Toyota, JP (1982 - 2003)
  • Kobe, JP (2004 - 2007)

Company Filing History:


Years Active: 1982-2007

Loading Chart...
Loading Chart...
Loading Chart...
7 patents (USPTO):Explore Patents

Title: Masahiko Ohki: Innovator in Rubber Manufacturing Technology

Introduction

Masahiko Ohki is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of rubber manufacturing, holding a total of 7 patents. His innovative designs and apparatuses have advanced the production processes in the rubber industry.

Latest Patents

Ohki's latest patents include an "Apparatus for Manufacturing Rubber Strip" and an "Apparatus for Making Fiber-Containing Rubber Strips." The first patent describes a sophisticated apparatus that utilizes four extruders and a single extruder head. This design features a unique extruder die assembly and a main body composed of laterally-spaced blocks, which facilitate the efficient production of rubber strips. The second patent focuses on an apparatus that produces fiber-containing rubber strips, where short fibers are oriented in the widthwise direction. This apparatus includes a screw section for pushing out a fluid mixture and an orienting section that expands the rubber circumferentially.

Career Highlights

Masahiko Ohki has dedicated his career to advancing rubber manufacturing technologies. He works at Sumitomo Rubber Industries Limited, where he continues to innovate and improve production methods. His work has not only enhanced the efficiency of rubber manufacturing but has also contributed to the development of new materials.

Collaborations

Ohki collaborates with talented coworkers, including Takeshi Toyoshima and Norio Taniguchi. Their combined expertise fosters a creative environment that drives innovation within their projects.

Conclusion

Masahiko Ohki's contributions to rubber manufacturing technology exemplify the spirit of innovation. His patents and collaborative efforts continue to shape the industry, making him a notable figure in the field.

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…