Kanagawa, Japan

Hiroyuki Miwa

This inventor holds 36 USPTO granted patents, primarily in Semiconductor Devices. Top assignees: Sony Corporation, Siemens Aktiengesellschaft. Active years: 1990-2004.


% Patents Active = 94.4

Average Co-Inventor Count = 1.8

ph-index = 11

Forward Citations = 367(Granted Patents)


Location History:

  • Tokyo, JP (2001 - 2002)
  • Kanagawa, JP (1990 - 2004)

Company Filing History:


Years Active: 1990-2004

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Areas of Expertise:
Bipolar Transistor
SOI Technology
BiCMOS Fabrication
Semiconductor Manufacturing
Transistor Design
Device Structure
Enhanced Impurity Concentration
Trenching Process
Double Polysilicon
Stacked Semiconductor Devices
Resistor Manufacturing
Complementary Transistors
36 patents (USPTO):Explore Patents

Title: Hiroyuki Miwa: Innovator in Semiconductor Technology

Introduction

Hiroyuki Miwa, a prominent inventor based in Kanagawa, Japan, has made significant contributions to the field of semiconductor technology. With an impressive portfolio of 36 patents, Miwa's work primarily focuses on enhancing the performance and reliability of bipolar transistors and semiconductor devices.

Latest Patents

Among Miwa's latest patents is the "Method of making a bipolar transistor having a reduced base transit time." This innovation enhances the performance and reliability of bipolar transistors by improving the withstanding voltage between the emitter and base. The design features a semiconducting substrate with a first impurity diffusion layer, an opening within a conductive film, and strategically placed impurity diffusion layers that optimize performance.

Another noteworthy patent is the "Semiconductor device and manufacturing method of the same," which addresses the common issues of element characteristic fluctuation and parasitic actions in semiconductor devices. This invention involves a MOS transistor integrated on a semiconductor substrate with multi-layer insulating films, significantly improving system stability by incorporating barrier metal made of titanium.

Career Highlights

Hiroyuki Miwa's extensive career includes significant positions at major technology companies, such as Sony Corporation and Siemens Aktiengesellschaft. His contributions to these companies have propelled advancements in semiconductor applications and reliability.

Collaborations

Miwa has collaborated with esteemed colleagues, including Takayuki Gomi and Katsuyuki Kato. Their joint efforts have furthered research and development in the semiconductor field, showcasing the power of teamwork in innovative technology.

Conclusion

Hiroyuki Miwa's innovative spirit and technical expertise have made a lasting impact on the semiconductor industry. His 36 patents reflect a deep commitment to advancing technology, particularly in improving the performance and stability of electronic components. As the industry continues to evolve, Miwa's contributions will undoubtedly influence future innovations in semiconductor technology.

Profile summary based on public USPTO records.
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