Kanagawa, Japan

Hideaki Iijima

This inventor holds 19 USPTO granted patents and 6 published patent applications and 5 EPO patents, primarily in Image Processing Technology. Top assignees: Ricoh Company, Ltd., Fuji Photo Film Company, Limited. Active years: 1987-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideaki Iijima. Retrieved from https://idiyas.com/inventor/hideaki-iijima

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

USPTO Granted Patents = 19 

% Patents Active = 68.4

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 81(Granted Patents)


Location History:

  • Kaisei, JP (1987 - 1989)
  • Kanagawa, JP (1999 - 2021)

Company Filing History:


Years Active: 1987-2026

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Areas of Expertise:
Display Apparatus
Liquid Droplet Discharging
Recording Medium
Image Forming Device
Power Consumption Control
Information Processing
Photosensitive Material
Development Processing
Photographic Printing
Calibration Method
Discharge Energy Recovery
19 patents (USPTO):Explore Patents

Title: The Innovative Genius of Hideaki Iijima

Introduction

Hideaki Iijima, an accomplished inventor based in Kanagawa, Japan, has made significant contributions to the field of technology through his innovative inventions. With a remarkable portfolio of 17 patents, Iijima's work reflects his dedication to creating groundbreaking technology that enhances everyday experiences.

Latest Patents

Among Iijima’s latest patents is a handheld recording device designed for versatility and user-friendliness. The device features multiple faces including a first face with an opening and a second face positioned opposite it. The innovative third face pair allows for easy handling by a user during recording sessions, which include a recorder that discharges ink directly. Additionally, the connector is strategically placed to allow for connections to cables, ensuring users can easily power the device or transmit image data.

Iijima also holds a patent for a liquid droplet discharging apparatus, which showcases his commitment to advanced imaging technology. This device is designed to be movable and features several nozzles that discharge liquid droplets onto various media based on distinct segmentations of image data. The apparatus includes a moving amount sensor that intelligently switches between image data sections, enhancing the precision of the discharging process.

Career Highlights

Iijima has had an illustrious career, having worked with prestigious companies such as Ricoh Company, Ltd. and Fujifilm Holdings Corporation. His experiences at these organizations have undoubtedly enriched his expertise and have played a crucial role in shaping his innovative approach toward product development.

Collaborations

Throughout his career, Hideaki Iijima has collaborated with notable colleagues such as Tetsuyoshi Nakata and Yasunari Harada. These collaborations have not only broadened his knowledge but have also led to the creation of innovative solutions that continue to influence the industry.

Conclusion

Hideaki Iijima’s impressive portfolio and career trajectory exemplify the spirit of innovation. His patents not only reflect his technical prowess but also his commitment to improving the interaction between technology and users. As he continues to push boundaries, Iijima remains an influential figure in the world of inventions, inspiring future generations of inventors.

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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