Hitachi, Japan

Yoshio Watanabe

This inventor holds 24 USPTO granted patents and 2 EPO patents, primarily in Wafer Processing. Top assignees: Hitachi, Ltd., Disco Corporation, U.S. Philips Corporation. Active years: 1989-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Watanabe. Retrieved from https://idiyas.com/inventor/yoshio-watanabe-p7vm2jc0

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 = 4.3

ph-index = 11

Forward Citations = 368(Granted Patents)


Location History:

  • Hitachi, JP (1989 - 1994)
  • Kokubunji, JP (1994 - 1997)
  • Tokyo, JP (1990 - 2022)

Company Filing History:


Years Active: 1989-2024

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Areas of Expertise:
Wafer Processing
Linear Encoder
Plasma Etching
Ion Sensor
Biochemical Analyzer
Liquid Chromatography
Infrared Spectrum
Electrolytic Sensor
X-Ray Lithography
Pressure Equilibrator
Autosampler
Flow-Through Cell
24 patents (USPTO):Explore Patents

Title: **The Innovative Contributions of Yoshio Watanabe**

Introduction

Yoshio Watanabe, based in Hitachi, Japan, has made significant strides in the field of semiconductor technology, reflected in his impressive portfolio of 24 patents. His inventive spirit and technical expertise have led to advancements that enhance wafer processing methods, which are critical for the production of electronic devices.

Latest Patents

Watanabe's latest patents showcase his innovative approach to wafer processing. One patent presents a wafer processing method that involves several key steps, including a resin film coating step, where a water-soluble resin is applied to the upper surface of the wafer and the exposed dicing tape. This is followed by the partial removal of the resin film to allow for precise plasma etching that divides the wafer into individual device chips. Additionally, his work on the processing method of a workpiece involves using a vacuum chamber to maintain suction holding of the workpiece while applying inert gases in a plasma state, demonstrating his focus on improving efficiency and effectiveness in manufacturing processes.

Career Highlights

Throughout his career, Yoshio Watanabe has been associated with prominent companies such as Hitachi, Ltd. and Disco Corporation. His work in these organizations has not only contributed to their technological advancements but also established him as a leading figure in innovation within the semiconductor industry.

Collaborations

Watanabe has collaborated with notable colleagues, including Yuji Miyahara and Junkichi Miura. These partnerships have fostered a collaborative environment that enhances creativity and innovation, leading to fruitful outcomes in their respective projects.

Conclusion

Yoshio Watanabe stands out as an influential inventor whose work continues to impact the semiconductor field significantly. With a strong foundation of patents and collaborations, his contributions are paving the way for future innovations in wafer processing and workpiece methods. His legacy not only emphasizes the importance of technological advancement but also inspires future generations of inventors.

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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