Kawasaki, Japan

Hiroyuki Murayama

This inventor holds 38 USPTO granted patents and 1 EPO patent, primarily in Inkjet Technology. Top assignees: Canon Kabushiki Kaisha, International Business Machines Corporation. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Murayama. Retrieved from https://idiyas.com/inventor/hiroyuki-murayama

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


% Patents Active = 21.1

 

Average Co-Inventor Count = 5.6

ph-index = 7

Forward Citations = 176(Granted Patents)


Location History:

  • Kawasaki, JP (2009 - 2014)
  • Tokyo, JP (2017 - 2019)
  • Yokohama, JP (2015 - 2021)
  • Kanagawa, JP (2006 - 2023)

Company Filing History:


Years Active: 2006-2025

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Areas of Expertise:
Inkjet Technology
Liquid Ejection Head
Manufacturing Method
Ink Cartridge
Silicon Substrate
Water Repellency
Nozzle Chip
Recording Apparatus
Liquid Discharge
Printing Method
Liquid Storage Container
Atmospheric Communication
38 patents (USPTO):Explore Patents

Title: Unveiling the Ingenious Work of Inventor Hiroyuki Murayama

Introduction:

Hiroyuki Murayama, a prolific inventor hailing from Kawasaki, Japan, has made significant contributions to the field of liquid storage containers and ejection heads. With an impressive total of 34 patents to his name, his innovative designs have revolutionized the printing apparatus industry.

Latest Patents:

Murayama's recent patents showcase his knack for creating solutions that simplify structures and reduce costs. One of his latest inventions is a cutting-edge liquid storage container. This invention features two liquid chambers separated by a flow path, a valve for regulating liquid flow, a refilling port, and a pressure adjustment mechanism. This design not only streamlines the container's structure but also enhances the efficiency of printing devices.

Another groundbreaking invention by Murayama is the liquid ejection head, which embodies advanced technology to optimize liquid ejection processes. This head includes a substrate, an ejection orifice forming member with multiple ejection orifices, and an intermediate layer. By incorporating innovative features such as a supply path, a common liquid chamber, and a filter portion, Murayama's design enhances the precision and performance of liquid ejection systems.

Career Highlights:

Hiroyuki Murayama is a key asset at Canon Kabushiki Kaisha, where his expertise and inventive spirit have propelled the company's technological advancements. His dedication to pushing the boundaries of innovation has earned him a reputation as a pioneer in the field of printing technology. Murayama's relentless pursuit of excellence continues to inspire colleagues and industry peers alike.

Collaborations:

In his professional journey, Murayama has collaborated closely with esteemed coworkers such as Yoshinori Tagawa and Kenji Fujii. Together, they have synergized their talents to develop cutting-edge solutions that redefine industry standards and set new benchmarks for technological innovation.

Conclusion:

In conclusion, Hiroyuki Murayama's remarkable ingenuity and dedication to technological innovation have cemented his legacy as a trailblazer in the field of liquid storage containers and ejection heads. His inventive spirit, coupled with his collaborative approach, continues to drive significant advancements in the printing apparatus industry. As Murayama's portfolio of patents grows, so does his impact on shaping the future of technology in Japan and beyond.

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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