Tokyo, Japan

Mitsuhisa Watanabe

This inventor holds 13 USPTO granted patents and 5 published patent applications, primarily in Semiconductor Devices. Top assignees: Elpida Memory, Inc., Ps4 Luxco S.a.r.l., Longitude Licensing Limited. Active years: 2010-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuhisa Watanabe. Retrieved from https://idiyas.com/inventor/mitsuhisa-watanabe

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

Calculating rank
USPTO Granted Patents = 13 

% Patents Active = 30.8

Average Co-Inventor Count = 1.9

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2010-2020

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Areas of Expertise:
Semiconductor Device
Chip Stacking
Manufacturing Methods
Interconnect Technologies
Penetration Electrode
Printed Wiring Board
Dicing Chips
Semiconductor Package
Electrical Connection
Laminated Chips
Module Design
Stacked Devices
13 patents (USPTO):Explore Patents

Title: Mitsuhisa Watanabe: Innovator in Semiconductor Technology

Introduction

Mitsuhisa Watanabe is a prominent inventor based in Tokyo, Japan, known for his significant contributions to semiconductor technology. With a total of 13 patents to his name, Watanabe has made remarkable advancements in the field, particularly in the design and functionality of semiconductor devices.

Latest Patents

Watanabe's latest patents include a semiconductor device featuring multiple semiconductor chips laminated together and electrically connected. This innovative chip laminate consists of a first semiconductor chip and a second semiconductor chip, with the first chip having a circuit-forming layer and bump electrodes on both surfaces. The second chip also contains a circuit-forming layer and additional bump electrodes. These chips are designed to be laminated such that their circuit-forming layers face each other, allowing for efficient electrical connections. Another notable patent involves a semiconductor device that includes a wiring board and a stack of semiconductor chips, which are electrically coupled through via electrodes. This design enhances the overall functionality and reliability of semiconductor devices.

Career Highlights

Throughout his career, Mitsuhisa Watanabe has worked with several notable companies, including Elpida Memory, Inc. and Ps4 Luxco S.a.r.l. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.

Collaborations

Watanabe has collaborated with talented individuals in the field, including Keiyo Kusanagi and Ichiro Anjoh. These partnerships have fostered a creative environment that has led to groundbreaking advancements in semiconductor technology.

Conclusion

Mitsuhisa Watanabe's contributions to the semiconductor industry are significant and impactful. His innovative patents and collaborations highlight his dedication to advancing technology in this critical 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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