Hitachi, Japan

Akira Shimada

This inventor holds 22 USPTO granted patents and 1 EPO patent, primarily in Image Formation Technology. Top assignees: Hitachi, Ltd., Ricoh Printing Systems, Ltd.. Active years: 1983-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Shimada. Retrieved from https://idiyas.com/inventor/akira-shimada-c04ab9cg

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


% Patents Active = 81.8


Average Co-Inventor Count = 3.1

ph-index = 9

Forward Citations = 260(Granted Patents)


Company Filing History:


Years Active: 1983-2007

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Areas of Expertise:
Image Forming Apparatus
Organic Light Emitting Element
Electrophotographic Toner
Photoconductor Unit
Image Recording Method
Data Printer
Image Transfer Apparatus
Optical Recording System
Resolution Density Transformation
Toner Cleaning
Insulation Film
Metal Reflection Film
22 patents (USPTO):Explore Patents

Title: Akira Shimada: A Pioneer in Imaging Technology and Organic Light Emitting Elements

Introduction

Akira Shimada, based in Hitachi, Japan, is a prolific inventor renowned for his contributions to imaging technology and organic light-emitting devices. With a remarkable collection of 22 patents, Shimada has been instrumental in advancing the capabilities of image forming apparatuses and sensor technologies.

Latest Patents

Shimada's latest innovations include a groundbreaking patent for an image forming apparatus and method of detecting the detection characteristics of a reflection density sensor. This invention allows for the formation of steady test-pattern toner images, crucial for the calibration of reflection density detection characteristics. It involves creating a test-pattern toner image consisting of multiple toner colors to analyze the reflection density sensor's performance accurately.

Another significant patent is for an organic light-emitting element featuring an insulation film and a metal reflection film. This design integrates a transparent electrode, a light-emitting layer, and a robust metal electrode layer, enhancing the light-emitting capabilities and efficiency of the device.

Career Highlights

Throughout his career, Akira Shimada has made significant impacts while working for notable companies such as Hitachi, Ltd. and Ricoh Printing Systems, Ltd. His expertise in imaging systems and organic electronics has positioned him as a leader in his field, consistently pushing the boundaries of what is achievable through technology.

Collaborations

Shimada's journey is enriched by collaborations with other talented professionals in the industry. He has worked alongside colleagues such as Masashi Yamamoto and Toru Miyasaka, fostering an environment of innovation and shared knowledge that has led to numerous advancements in their respective fields.

Conclusion

In conclusion, Akira Shimada exemplifies the spirit of innovation within the realms of imaging technology and organic light-emitting devices. His extensive patent portfolio and collaborations underscore his commitment to advancing these technologies, making significant contributions that will shape the future of the industry.

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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