Miyagi, Japan

Naoki Oikawa

This inventor holds 22 USPTO granted patents and 2 EPO patents, primarily in Image Forming Systems. Top assignees: Ricoh Company, Ltd., Keihin Corporation, Yamada Manufacturing Co., Ltd.. Active years: 2012-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoki Oikawa. Retrieved from https://idiyas.com/inventor/naoki-oikawa

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

Calculating rank

% Patents Active = 36.4


Average Co-Inventor Count = 4.3

ph-index = 5

Forward Citations = 65(Granted Patents)


Location History:

  • Miyagi, JP (2012 - 2013)
  • Kakuda, JP (2016)
  • Shioya, JP (2020)
  • Kanagawa, JP (2015 - 2024)

Company Filing History:


Years Active: 2012-2025

Loading Chart...
Loading Chart...
Areas of Expertise:
Image Forming
Sheet Feeding
Hydraulic Control
Fluid Pressure
Creasing Apparatus
Linear Solenoid
Valve Device
Medium Processing
Sheet Stacking
Separation Device
Stacking Apparatus
Folding Method
22 patents (USPTO):Explore Patents

Title: Naoki Oikawa: Innovator in Medium Processing Technology

Introduction: Naoki Oikawa is a notable inventor based in Miyagi, Japan, recognized for his significant contributions to the field of medium processing technology. With an impressive portfolio of 21 patents, Oikawa has demonstrated a commitment to innovation that enhances various industrial applications.

Latest Patents: Among his latest inventions, Oikawa developed a medium processing apparatus that includes a conveyor, a liquid applier, and a crimper. This apparatus is designed to convey mediums, apply liquid to them, and bind them effectively by pressing and deforming. The innovative aspect lies in the liquid applier's ability to adjust the amount of liquid applied based on environmental conditions, ultimately optimizing the binding strength of the medium bundle.

Another notable patent is for a sheet stacking tray and system. The system features multiple conveyors, sheet stoppers, and full-load detectors to ensure efficient stacking of sheets. The design incorporates motors that dynamically manage the sheet stopper to facilitate smooth operation based on real-time detection of the sheet bundle's status.

Career Highlights: Naoki Oikawa has worked with prominent companies such as Ricoh Company, Ltd. and Keihin Corporation. His tenure at these organizations has enabled him to refine his skills and develop technologies that meet emerging market needs.

Collaborations: Collaboration is key to innovation, and Oikawa has worked alongside esteemed colleagues such as Naoyuki Ishikawa and Naohiro Kikkawa. Together, they have contributed to advancements in their respective fields, helping to enhance the overall efficacy of medium processing technologies.

Conclusion: Naoki Oikawa stands out as a significant figure in the realm of medium processing inventions. His patents not only showcase his technical prowess but also reflect his ability to adapt to market demands and technological advancements. With ongoing contributions, Oikawa continues to shape the future of industrial applications, making lasting impacts through his innovative spirit.

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…