Chiyoda, Japan

Masanori Katayama

This inventor holds 4 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1987-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanori Katayama. Retrieved from https://idiyas.com/inventor/masanori-katayama

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


% Patents Active = 75.0

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 33(Granted Patents)


Location History:

  • Niihari, JP (1987)
  • Ibaraki-ken, JP (1997)
  • Chiyoda, JP (2002 - 2004)

Company Filing History:


Years Active: 1987-2004

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4 patents (USPTO):Explore Patents

Title: Masanori Katayama: Innovator in Bearing and Mill Technology

Introduction

Masanori Katayama is a notable inventor based in Chiyoda, Japan. He has made significant contributions to the fields of bearing technology and coal milling. With a total of 4 patents to his name, Katayama continues to push the boundaries of innovation in his industry.

Latest Patents

Katayama's latest patents include a radial bearing and a coal mill with a reduction gear. The radial bearing is designed to support a rotating shaft in a transmission, featuring an elliptical-cylinder-shaped inner circumferential surface. This design incorporates at least two lubricating resin members that extend in the axial direction, enhancing the bearing's rigidity as the rotation speed increases. His coal mill invention introduces raw coal between a roller and a ring for pulverization. It includes a reduction gear located at the lower portion of the mill, equipped with a cooling fan and a radiator for lubricating oil, ensuring efficient operation.

Career Highlights

Masanori Katayama is currently employed at Hitachi, Ltd., where he applies his expertise in engineering and innovation. His work has significantly impacted the efficiency and performance of machinery in various applications.

Collaborations

Throughout his career, Katayama has collaborated with talented individuals such as Norihisa Komoda and Tomohiro Murata. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Masanori Katayama stands out as a prominent inventor in the field of bearing and mill technology. His innovative patents and collaborations reflect his commitment to advancing engineering solutions. His contributions continue to influence the industry and inspire future innovations.

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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