Nagoya, Japan

Makoto Kuwahara

This inventor holds 18 USPTO granted patents and 1 EPO patent, primarily in Electron Microscopy. Top assignees: Denso Corporation, Hitachi High-Tech Corporation, Nagoya University. Active years: 2008-2026.

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

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


% Patents Active = 44.4


Average Co-Inventor Count = 4.7

ph-index = 4

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 2008-2026

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Areas of Expertise:
Spin-Polarized Electron
Electron Gun
Energy Measurement
Phase-Modulated Waves
Semiconductor Device
Transistor Control
Coherence Measurement
Super Junction Structure
Driving Circuit
Lateral MOS Transistor
Vertical-Type Device
Free Wheel Diode
18 patents (USPTO):Explore Patents

Title: **The Innovative Mind of Makoto Kuwahara**

Introduction

Makoto Kuwahara, an accomplished inventor based in Nagoya, Japan, is known for his remarkable contributions in the field of electron wave generation. With a portfolio of 16 patents, he continues to push the boundaries of innovation, particularly in the realm of spatially phase-modulated electron waves.

Latest Patents

One of Kuwahara's latest inventions is a **Spatially Phase-Modulated Electron Wave Generation Device**. This groundbreaking invention aims to generate a spatially phase-modulated electron wave using a combination of a laser radiating apparatus, a spatial light phase modulator, and a photocathode. The photocathode is designed with a semiconductor film that has a Negative Electron Affinity (NEA) film on its surface. The innovative aspect lies in the thickness of the semiconductor film, which is strategically kept smaller than a value derived from the product of the coherent relaxation time and the moving speed of the electrons within the film. This configuration allows for the transfer of both the spatial distribution of phase and intensity from light to the electron wave, enabling the modulation of electron waves in a spatially distributed manner.

Career Highlights

Throughout his career, Makoto Kuwahara has made significant strides in the field of technology while being associated with prestigious organizations. He has notably worked with Denso Corporation and the National University Corporation Nagoya University, where his research and innovations gained substantial recognition.

Collaborations

In addition to his work at prominent institutions, Kuwahara has collaborated with esteemed colleagues such as Yoshiyuki Hattori and Nozomu Akagi. These collaborations have further enriched his research, fostering a dynamic exchange of ideas that drives innovation.

Conclusion

Makoto Kuwahara stands out as a visionary in the world of technology and innovation. Through his patents and collaborative efforts, he demonstrates a steadfast commitment to advancing the field of electron wave generation. His latest inventions not only reflect his ingenuity but also pave the way for future breakthroughs in the realm of spatially phase-modulated technologies.

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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