Kawasaki, Japan

Hiroshi Nishiumi

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignees: Victor Company of Japan, Limited, Teac Corporation. Active years: 1991-2009.

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 53(Granted Patents)


Location History:

  • Kawasaki, JP (1991 - 1992)
  • Yokohama, JP (1995 - 1999)
  • Kanagawa-ken, JP (2009)

Company Filing History:


Years Active: 1991-2009

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5 patents (USPTO):Explore Patents

Title: Hiroshi Nishiumi: Innovator in Magnetic Recording Technology

Introduction

Hiroshi Nishiumi is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of magnetic recording technology, holding a total of 5 patents. His work has influenced various aspects of audio and video recording, showcasing his expertise and innovative spirit.

Latest Patents

Nishiumi's latest patents include a method and apparatus for reproducing information from a recording medium. This invention involves searching for first information related to a reproduced signal and detecting optimum conditions for the operation of a pickup device. If unsuccessful, the system searches a different range for second information to optimize the reproducing operation. Another notable patent is for a magnetic video and audio recording apparatus that records multiple signals simultaneously on a magnetic recording medium. This apparatus efficiently manages the recording of video and audio signals, ensuring high-quality reproduction.

Career Highlights

Throughout his career, Hiroshi Nishiumi has worked with prominent companies such as the Victor Company of Japan, Limited and Teac Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the recording industry.

Collaborations

Nishiumi has collaborated with talented individuals in his field, including Kanjyu Ishii and Mitsuhiko Hara. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Hiroshi Nishiumi's contributions to magnetic recording technology have established him as a key figure in the industry. His innovative patents and collaborations reflect his dedication to advancing audio and video recording methods.

Profile summary based on public USPTO records.
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