Kyoto, Japan

Makoto Sada

This inventor holds 3 USPTO granted patents. Top assignees: Rohm Co., Ltd., Rohm Gmbh. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Sada. Retrieved from https://idiyas.com/inventor/makoto-sada

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


% Patents Active = 66.7

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: The Innovations of Makoto Sada

Introduction

Makoto Sada is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of semiconductor technology, holding two patents that showcase his innovative spirit and technical expertise. His work primarily focuses on enhancing the functionality and efficiency of electronic devices.

Latest Patents

Makoto Sada's latest patents include advancements in semiconductor devices and electronic appliances. One of his notable inventions is a semiconductor device that features a first output transistor and a second output transistor connected between a first terminal and a second terminal. This device incorporates an active clamp circuit designed to limit the terminal-to-terminal voltage to a clamp voltage or less. Additionally, it includes variable resistive elements and a turn-off circuit that enhances the control over the output transistors.

Another significant patent involves a split-gate transistor connected between a drain electrode and a ground electrode. This device has multiple individually controllable channel regions and an active clamp circuit that limits the output voltage to a clamp voltage or below. The gate control circuit in this invention is designed to gradually raise the ON resistance of the split-gate transistor after it is switched from the ON state to the OFF state, ensuring better voltage management.

Career Highlights

Makoto Sada is currently employed at Rohm Co., Ltd., a leading company in the semiconductor industry. His work at Rohm has allowed him to collaborate with other talented engineers and inventors, contributing to the development of cutting-edge technologies.

Collaborations

Some of Makoto Sada's coworkers include Toru Takuma and Shuntaro Takahashi. Their collaborative efforts have played a crucial role in advancing the projects they work on together.

Conclusion

Makoto Sada's contributions to semiconductor technology reflect his dedication to innovation and excellence. His patents not only enhance the functionality of electronic devices but also pave the way for future advancements in the 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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