Osaka, Japan

Masao Uchida

This inventor holds 71 USPTO granted patents and 3 published patent applications and 10 EPO patents, primarily in Silicon Carbide Semiconductors (CPC class H01L). Top assignees: Panasonic Corporation, Panasonic Intellectual Property Management Co., Ltd., Matsushita Electric Industrial Co., Ltd.. Active years: 1998-2022.

USPTO Granted Patents = 71 

% Patents Active = 66.2

 

Average Co-Inventor Count = 3.1

ph-index = 11

Forward Citations = 653(Granted Patents)

Forward Citations (Not Self Cited) = 633(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ibaraki, JP (1998 - 2010)
  • Hyogo, JP (2010 - 2012)
  • Osaka, JP (2001 - 2022)

Company Filing History:


Years Active: 1998-2022

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Areas of Expertise:
Silicon Carbide
Semiconductor Device
Temperature Sensor
High Voltage
Inverter
Electric Field
Barrier Region
Power Converter
Schottky Junction
Manufacturing Method
Linear Expansion Coefficients
Multilayer Structure
71 patents (USPTO):Explore Patents

Title: Masao Uchida: Innovator in Semiconductor Technology

Introduction: Masao Uchida, an esteemed inventor based in Osaka, Japan, has made significant strides in the field of semiconductor technology. With an impressive portfolio of 71 patents, Uchida's innovations have contributed to advancements in electronic devices, particularly in enhanced semiconductor functionality.

Latest Patents: Among Uchida's most recent patents is the "Silicon carbide semiconductor device." This invention encompasses a silicon carbide semiconductor device that includes a transistor region, a diode region, a gate line region, and a gate pad region. The innovative design ensures that the gate pad and gate line regions are positioned effectively to prevent breakdown of the insulating film during operation without compromising quality.

Another notable patent is the "Semiconductor device having a temperature sensor." This invention includes a temperature-sensing function that accurately detects temperature by utilizing a configuration which comprises different conductivity regions within a semiconductor layer. This advancement allows for precise temperature measurements, enhancing the performance of various electronic applications.

Career Highlights: Uchida has had a distinguished career at prominent companies, notably Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His work at these organizations reflects his commitment to pushing the boundaries of semiconductor technology and development.

Collaborations: Throughout his career, Uchida collaborated with various professionals, including notable coworkers such as Osamu Kusumoto and Makoto Kitabatake. These partnerships have facilitated the exchange of innovative ideas and furthered the progress of his projects.

Conclusion: Masao Uchida's contributions to semiconductor technology underscore his status as a leading inventor in the field. With a strong track record of patenting groundbreaking devices, he continues to influence the electronics industry and inspire future innovations. His work exemplifies the transformative power of technology in improving everyday life.

Profile summary based on public USPTO records.
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