Ushiku, Japan

Masakatsu Hayashi

This inventor holds 21 USPTO granted patents, primarily in Waste Processing Technology. Top assignee: Hitachi, Ltd.. Active years: 1980-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakatsu Hayashi. Retrieved from https://idiyas.com/inventor/masakatsu-hayashi

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


% Patents Active = 95.2

Average Co-Inventor Count = 4.8

ph-index = 12

Forward Citations = 431(Granted Patents)


Location History:

  • Ushikumachi, JP (1980 - 1981)
  • Ibaraki, JP (1984 - 1985)
  • Shimizu, JP (1986 - 1987)
  • Ushiku, JP (1994 - 2008)

Company Filing History:


Years Active: 1980-2008

Loading Chart...
Areas of Expertise:
Waste Disposal
Recycling Methods
Heat Exchangers
Plastic Treatment
Foaming Gas Recovery
Density Separation
Industrial Waste
Air Conditioning
Centrifugal Blower
Heat Pump Control
Three-Dimensional Structures
21 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masakatsu Hayashi

Introduction: Masakatsu Hayashi, a distinguished inventor based in Ushiku, Japan, has made significant strides in the field of manufactured article treatment and disposal processes. With an impressive portfolio of 21 patents, Hayashi's work reflects innovation and practicality, contributing to advancements in manufacturing and environmental sustainability.

Latest Patents: Among his latest patents is the "Manufactured Article Treatment Processing System." This system involves a method that includes reading treatment information from manufactured articles, extracting component parts based on specific properties, and processing these parts through various methods. Additionally, he has developed a "Processing Method of Disposals and Collecting Method of Foaming Gas from Foaming Heat-Insulator Material Thereof." This patent covers a method for efficiently collecting foaming gas generated from heat insulator materials, employing crushing machines and a collection apparatus to maximize gas recovery while managing flammable gas concentrations.

Career Highlights: Masakatsu Hayashi has established a robust career with Hitachi, Ltd., where his innovative contributions have played a vital role in the advancement of manufacturing technologies. His insights into treatment processes and waste management demonstrate a commitment to enhancing operational efficiency while addressing environmental concerns.

Collaborations: Hayashi collaborates closely with notable coworkers, including Yoshiyuki Takamura and Tsutomu Hasegawa. Together, they work on pioneering projects that push the boundaries of technology and innovation in the manufacturing industry.

Conclusion: Masakatsu Hayashi exemplifies the spirit of innovation, with a focus on developing processes that not only improve manufacturing efficiency but also foster environmental responsibility. His contributions through patents are valuable assets to Hitachi, Ltd. and the broader engineering community, setting a benchmark for future advancements 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]
Loading…