Toyohashi, Japan

Makoto Ooki

This inventor holds 20 USPTO granted patents, primarily in Image Formation Technology. Top assignees: Konica Minolta, Inc., Konica Minolta Business Technologies, Inc.. Active years: 2006-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Ooki. Retrieved from https://idiyas.com/inventor/makoto-ooki

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


% Patents Active = 95.0

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 21(Granted Patents)


Location History:

  • Tokyo, JP (2006 - 2007)
  • Toyohashi, JP (2006 - 2024)

Company Filing History:


Years Active: 2006-2025

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Areas of Expertise:
Image Forming Apparatus
Optical Writing Device
Strain Sensor
Paper Discrimination
Recording Medium
Micro Lens Array
Laser Scanning
Displacement Sensor
Structural Color
Scanning Optical Apparatus
Drive Device
Image Gradation Correction
20 patents (USPTO):Explore Patents

Title: The Innovative Mind of Makoto Ooki: A Glimpse into His Contributions to Paper Discrimination Technology

Introduction: Makoto Ooki, a prolific inventor based in Toyohashi, Japan, has made significant contributions to the field of paper discrimination technology. With a portfolio of 20 patents, Ooki has dedicated his career to improving the accuracy and efficiency of identifying different types of paper, which is vital in various applications, including recycling and printing.

Latest Patents: Among his most recent innovations are the "Sheet Type Discrimination Device," "Sheet Type Discrimination Method," and "Sheet Type Discrimination Program." These inventions revolve around a device comprising a first light source unit that emits light of two distinct wavelengths to assess the type of sheet material. The detection unit captures the light reflected back from the sheet, allowing the control unit to process this information to distinguish between different types of recycled paper. The first wavelength ranges from 750 nm to 1100 nm, while the second ranges from 400 nm to 500 nm. This technology promises higher accuracy in paper discrimination, benefiting manufacturers and environmental efforts alike.

Career Highlights: Throughout his career, Makoto Ooki has worked with renowned companies, including Konica Minolta, Inc. and Konica Minolta Business Technologies, Inc. His experience at these leading firms provided him with the platform to innovate in the paper technology domain, focusing on enhancing the functionalities of image-forming apparatuses.

Collaborations: Ooki has collaborated with talented individuals such as Hideo Uemura and Kazuki Ikeda. These partnerships have undoubtedly played a role in his innovative processes, contributing valuable insights and expertise to projects aimed at revolutionizing paper discrimination technologies.

Conclusion: Makoto Ooki stands out as an influential inventor whose innovations in sheet type discrimination continue to pave the way for advancements in environmental sustainability and efficiency within the paper industry. His commitment to research and development is reflected in his extensive patent portfolio, emphasizing his significant impact on the future of paper 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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