Mobara, Japan

Kazuo Majima

This inventor holds 8 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Device Engineering Co., Ltd., Hitachi Mizusawa. Active years: 1986-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuo Majima. Retrieved from https://idiyas.com/inventor/kazuo-majima

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 4

Forward Citations = 116(Granted Patents)


Company Filing History:


Years Active: 1986-1997

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8 patents (USPTO):Explore Patents

Title: Kazuo Majima: Innovator in Cathode-Ray Tube Technology

Introduction

Kazuo Majima is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of cathode-ray tube technology, holding a total of 8 patents. His work has focused on reducing electromagnetic interference in electronic devices, showcasing his innovative approach to engineering challenges.

Latest Patents

One of Majima's latest patents is a cathode-ray tube apparatus designed to minimize high-frequency electric fields emitted from the deflection yoke and associated circuits. This invention features an induction coil that generates a pulse voltage opposite in polarity to the high pulse voltage applied to the system. Additionally, it includes an electric field cancellation electrode made of conductive wire, which, when activated, radiates an opposing electric field. This innovative design effectively reduces the intensity of the high-frequency electric field, enhancing the performance and safety of cathode-ray tube apparatuses.

Career Highlights

Throughout his career, Kazuo Majima has worked with prominent companies such as Hitachi, Ltd. and Hitachi Device Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in electronic technology.

Collaborations

Majima has collaborated with notable colleagues, including Shoji Shirai and Hidemasa Komoro. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Kazuo Majima's contributions to cathode-ray tube technology and his innovative patents demonstrate his significant impact on the industry. His work continues to influence advancements in electronic devices, showcasing the importance of innovation in engineering.

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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