Tokyo, Japan

Isao Yamada

This inventor holds 9 USPTO granted patents and 5 published patent applications. Top assignees: Acutelogic Corporation, Sony Corporation, Azbil Corporation. Active years: 1980-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Yamada. Retrieved from https://idiyas.com/inventor/isao-yamada-nig3ifna

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

Calculating rank
USPTO Granted Patents = 9 

% Patents Active = 88.9

Average Co-Inventor Count = 1.7

ph-index = 6

Forward Citations = 111(Granted Patents)


Company Filing History:


Years Active: 1980-2017

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9 patents (USPTO):Explore Patents

Title: Isao Yamada: Innovator in Image Processing Technology

Introduction

Isao Yamada is a prominent inventor based in Tokyo, Japan, known for his significant contributions to image processing technology. With a total of nine patents to his name, Yamada has developed innovative methods and devices that enhance the quality and efficiency of image processing.

Latest Patents

Yamada's latest patents include an image processing device, an image processing method, and an image processing program. These innovations focus on performing image processing by considering the differences between the chroma component and the brightness component in an image. This approach allows for a relatively smaller amount of data to be processed during image processing. His technology includes a frequency decomposing unit that performs frequency decomposition directly on Bayer image signals from an imaging element. This results in obtaining high-frequency components that represent color information and low-frequency components that represent brightness information. Additionally, a filter coefficient obtaining unit in the correction processing unit acquires filter coefficients, which differ for high-frequency and low-frequency components. The filtering processing unit then applies a filtering process on subimages based on these coefficients, ensuring that the processing details for high-frequency components differ from those for low-frequency components.

Career Highlights

Throughout his career, Isao Yamada has worked with notable companies, including Sony Corporation and Acutelogic Corporation. His experience in these organizations has contributed to his expertise in image processing technologies and has allowed him to develop groundbreaking innovations.

Collaborations

Yamada has collaborated with several talented individuals in the field, including Mitsuyuki Ikeda and Yumiko Komori. These collaborations have further enriched his work and have led to advancements in image processing technology.

Conclusion

Isao Yamada's contributions to image processing technology through his patents and collaborations highlight his role as a leading inventor in this field. His innovative approaches continue to influence the development of advanced imaging solutions.

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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