Miyagi, Japan

Masayuki Tamada

This inventor holds 1 USPTO granted patent. Top assignees: Ricoh Company, Ltd., Tohoku Ricoh Co., Ltd.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Tamada. Retrieved from https://idiyas.com/inventor/masayuki-tamada

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 = 2.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Masayuki Tamada: Innovator in Image Sensor Technology

Introduction

Masayuki Tamada is a notable inventor based in Miyagi, Japan. He has made significant contributions to the field of image sensor technology, particularly through his innovative patent related to image sensor driving circuits. His work has implications for various applications in imaging and electronics.

Latest Patents

Tamada holds a patent for an image sensor driving circuit. This circuit is designed to drive an image sensor by applying a voltage, which includes a voltage supplying circuit that provides either a positive or negative polarity voltage in response to a control signal. The invention also features a converting circuit that transforms the output photocurrent of the image sensor into a detection voltage. Additionally, an inverting circuit inverts the detection voltage based on the control signal, while a control circuit generates the control signal with a predetermined period. This allows the voltage supplying circuit to alternate between positive and negative polarity voltages, enhancing the functionality of the image sensor.

Career Highlights

Throughout his career, Masayuki Tamada has worked with prominent companies in the technology sector. He has been associated with Ricoh Company, Ltd. and Tohoku Ricoh Co., Ltd., where he has contributed to advancements in imaging technology and electronic devices.

Collaborations

Tamada has collaborated with Junichi Takahashi, a fellow innovator in the field. Their partnership has likely fostered the development of new ideas and technologies in image sensing.

Conclusion

Masayuki Tamada's contributions to image sensor technology through his innovative patent demonstrate his expertise and commitment to advancing the field. His work continues to influence the development of imaging technologies, showcasing the importance of innovation in this area.

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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