Kamakura, Japan

Masaru Onishi

This inventor holds 6 USPTO granted patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Fuji Kagakushi Kogyo Co., Ltd.. Active years: 1977-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Onishi. Retrieved from https://idiyas.com/inventor/masaru-onishi

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 4

Forward Citations = 35(Granted Patents)


Location History:

  • Amagasaki, JA (1977)
  • Kamakura, JP (1986 - 1998)
  • Hiroshima, JP (1998)

Company Filing History:


Years Active: 1977-1998

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6 patents (USPTO):Explore Patents

Title: Masaru Onishi: Innovator in Image Processing Technology

Introduction

Masaru Onishi is a notable inventor based in Kamakura, Japan. He has made significant contributions to the field of image processing, holding a total of 6 patents. His work focuses on improving the efficiency and effectiveness of image data compression and processing.

Latest Patents

Onishi's latest patents include an innovative image processor that utilizes image data compression coding of a fixed compression rate. In this design, the data of one color of image data is stored in a coding memory without coding when compression is unnecessary. When compression is required, the data is encoded by an encoder with a compression rate of 4, allowing for the storage of coded data for four colors: cyan, magenta, yellow, and black. This method enables effective use of coding memory without relying on a fixed disc unit. Another significant patent is an image processing device designed for use in scanners, printers, and digital copying. This device features an encoder that encodes inputted image data in the form of fixed-length compression. The encoded data is stored in a hard disk through an encoded data buffer, allowing for constant speed storage and minimizing the capacity of the buffer. This innovation leads to a cost-effective image processing device.

Career Highlights

Throughout his career, Masaru Onishi has worked with prominent companies such as Mitsubishi Electric Corporation and Fuji Film Corporation. His experience in these organizations has contributed to his expertise in image processing technologies.

Collaborations

Onishi has collaborated with notable coworkers, including Kenichiro Oka and Narihiro Matoba. Their joint efforts have further advanced the field of image processing.

Conclusion

Masaru Onishi's contributions to image processing technology have made a lasting impact on the industry. His innovative patents and collaborations highlight his dedication to advancing this field.

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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