Tokyo, Japan

Takao Waho

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Telegraph and Telephone Corporation. Active years: 1994-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takao Waho. Retrieved from https://idiyas.com/inventor/takao-waho

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 = 1.3

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Kanagawa, JP (1994)
  • Tokyo, JP (2001)

Company Filing History:


Years Active: 1994-2001

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2 patents (USPTO):Explore Patents

Title: The Innovations of Takao Waho

Introduction

Takao Waho is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electronics, particularly in the development of advanced devices. With a total of 2 patents, Waho's work showcases his expertise and innovative spirit.

Latest Patents

One of Waho's latest inventions is an analog-to-digital conversion device. This device includes quantization circuits and binarization circuits. Each quantization circuit samples an input analog signal at a predetermined period to obtain a sample, quantizes the sample into a (n+1)-valued signal with n thresholds, and outputs the quantized value. Each binarization circuit then converts the (n+1)-valued quantized value output from the quantization circuit into a binary code.

Another notable patent is for a resonant tunneling transistor with barrier layers. This invention includes a first semiconductor layer with n-type conductivity serving as a collector layer, a second semiconductor layer with p-type conductivity serving as a base layer, and a third semiconductor layer with n-type conductivity serving as an emitter layer. The design incorporates multiple barrier layers to enhance the functionality of the transistor.

Career Highlights

Takao Waho is currently employed at Nippon Telegraph and Telephone Corporation, where he continues to innovate and develop new technologies. His work has had a significant impact on the electronics industry, and he is recognized for his contributions to the field.

Collaborations

Waho collaborates with fellow inventor Toshihiro Itoh, further enhancing the innovative projects they undertake together.

Conclusion

Takao Waho's contributions to the field of electronics through his patents demonstrate his commitment to innovation. His work continues to influence the industry and inspire future advancements.

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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