Yokohama, Japan

Nobuyuki Okubo

This inventor holds 23 USPTO granted patents and 3 EPO patents, primarily in Toner Production. Top assignee: Canon Kabushiki Kaisha. Active years: 1994-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyuki Okubo. Retrieved from https://idiyas.com/inventor/nobuyuki-okubo

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


% Patents Active = 91.3


Average Co-Inventor Count = 5.3

ph-index = 11

Forward Citations = 332(Granted Patents)


Location History:

  • Yokohama, JP (1994 - 2003)
  • Kanagawa, JP (2004)
  • Shizuoka, JP (2007 - 2008)
  • Numazu, JP (2010)

Company Filing History:


Years Active: 1994-2010

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Areas of Expertise:
Toner
Electrostatic Image
Magnetic Developer
Image Forming Method
Production Process
Process Cartridge
Hydrocarbon Wax
Azo Iron Compound
Image Development
Dry Toner
Manufacturing Method
Magnetic Toner
23 patents (USPTO):Explore Patents

Certainly! Here is the article about inventor Nobuyuki Okubo:

Title: Innovator Spotlight: Nobuyuki Okubo - Pioneering Toner Technology in Yokohama

Introduction:

Nobuyuki Okubo, a prolific inventor based in Yokohama, Japan, has made significant contributions to the field of toner technology with a total of 23 patents under his belt. His innovative processes have revolutionized the production of high-quality toner, ensuring superior printing performance across various environmental conditions.

Latest Patents:

One of Okubo's latest patents includes a groundbreaking "Process for producing toner." This involves a meticulous method of creating toner particles by cross-linking a polymer and resin component with specific wax additives. The resulting toner exhibits exceptional fixing performance, anti-offset properties, and durability, all while maintaining high-quality print output over extended periods.

Career Highlights:

Nobuyuki Okubo is a key figure at Canon Kabushiki Kaisha, a renowned company in the imaging and optical products industry. His expertise in toner technology has propelled Canon's innovations, solidifying their position as a leading provider of printing solutions worldwide.

Collaborations:

Collaborating closely with esteemed colleagues such as Tsutomu Onuma and Shunji Suzuki, Okubo has further enriched his patent portfolio and brought novel ideas to fruition. Together, they have pushed the boundaries of toner development, setting new standards in print quality and longevity.

Conclusion:

In conclusion, Nobuyuki Okubo's groundbreaking work in toner technology underscores his unwavering dedication to excellence and innovation. His patents not only showcase his technical prowess but also reflect his commitment to advancing the printing industry. Okubo's legacy will undoubtedly continue to inspire future generations of inventors in the dynamic world of printing technology.

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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