Tokyo, Japan

Kenichi Tsuchizaki

This inventor holds 1 USPTO granted patent. Top assignee: Marumo Electric Co., Ltd.. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichi Tsuchizaki. Retrieved from https://idiyas.com/inventor/kenichi-tsuchizaki

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 = 2.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2003

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1 patent (USPTO):Explore Patents

Title: Kenichi Tsuchizaki: Innovator in Lighting Technology

Introduction

Kenichi Tsuchizaki is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of lighting technology, particularly with his innovative designs for dimmers used in incandescent lamps. His work has paved the way for advancements in energy efficiency and user control in lighting systems.

Latest Patents

One of Kenichi Tsuchizaki's key patents is a dimmer for incandescent lamps. This invention utilizes a phase angle controlling dimmer that performs one-time ignition operations for each period of a power supply waveform. The ignition angle can be varied continuously, allowing for optical adjustments with minimal variation in color temperature. This design ensures that both the positive and negative half cycles of electrical power are supplied to individual filaments of the bulb, enhancing the overall performance of the lighting system.

Career Highlights

Kenichi Tsuchizaki has been associated with Marumo Electric Co., Ltd., where he has contributed to various projects aimed at improving lighting technology. His expertise in electrical engineering and innovative thinking has led to the development of practical solutions that benefit consumers and industries alike.

Collaborations

Kenichi has worked alongside his coworker, Hiroshi Kita, to further enhance the capabilities of their lighting products. Their collaboration has resulted in a synergy that fosters creativity and innovation within their projects.

Conclusion

Kenichi Tsuchizaki's contributions to the field of lighting technology, particularly through his patented dimmer for incandescent lamps, highlight his role as an influential inventor. His work continues to impact the industry positively, showcasing the importance of innovation in everyday technology.

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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