Koji Uematsu

This inventor holds 57 USPTO granted patents and 7 EPO patents, primarily in Nitride Semiconductor Technology (CPC class H01L). Top assignee: Sumitomo Electric Industries, Limited. Active years: 2003-2024.

USPTO Granted Patents = 57

% Patents Active = 50.9

EPO Patents = 7 (Patent Applications = 4)

Average Co-Inventor Count = 4.6

ph-index = 10

Forward Citations = 810(Granted Patents)

Forward Citations (Not Self Cited) = 767(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Hyogo, JP (2003 - 2010)
Itami, JP (2006 - 2021)
Osaka, JP (2024)

Company Filing History:

57 out of 10,613

Sumitomo Electric Industries, Limited

patents

Years Active: 2003-2024

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Areas of Expertise:

Gallium Arsenide

III-Nitride

Semiconductor Device

Crystal Growth

Composite Substrate

GaN Substrate

Sintered Base

Light Emitting Device

Wafer Manufacturing

Nitride Crystal

Fabrication Method

Semiconductor Wafer

57 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11891720 - Gallium arsenide single crystal substrate and method for producing gallium arsenide single crystal substrate (2024-02-06),

2. 11094537 - Group III nitride composite substrate and method for manufacturing the same, and method for manufacturing group III nitride semiconductor device (2021-08-17),

3. 10600676 - Group III nitride composite substrate and method for manufacturing the same, and method for manufacturing group III nitride semiconductor device (2020-03-24),

4. 9923063 - Group III nitride composite substrate and method for manufacturing the same, laminated group III nitride composite substrate, and group III nitride semiconductor device and method for manufacturing the same (2018-03-20),

5. 9917004 - Group III nitride composite substrate and method for manufacturing the same, and method for manufacturing group III nitride semiconductor device (2018-03-13),

6. 9368568 - Group III nitride crystal substrates and group III nitride crystal (2016-06-14),

7. 9279194 - Method of growing III-nitride crystal (2016-03-08),

8. 9184228 - Composite base including sintered base and base surface flattening layer, and composite substrate including that composite base and semiconductor crystalline layer (2015-11-10),

9. 9153742 - GaN-crystal free-standing substrate and method for producing the same (2015-10-06),

10. 9064706 - Composite of III-nitride crystal on laterally stacked substrates (2015-06-23),

11. 9005362 - Method for growing group III nitride crystal (2015-04-14),

12. 8962365 - Method of manufacturing GaN-based film and composite substrate used therefor (2015-02-24),

13. 8872309 - Composite of III-nitride crystal on laterally stacked substrates (2014-10-28),

14. 8847363 - Method for producing group III nitride crystal (2014-09-30),

15. 8823142 - GaN single crystal substrate having a large area and a main surface whose plane orientation is other than (0001) and (000-1) (2014-09-02),

Title: The Innovative Journey of Koji Uematsu

Introduction:

Koji Uematsu, a pioneering inventor hailing from Itami, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents:

Koji Uematsu's recent patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights:

With over two decades of experience in the tech industry, Koji Uematsu has held key roles in leading research institutions and multinational corporations, driving forward cutting-edge projects in robotics, IoT, and renewable energy.

Collaborations:

Throughout his career, Koji Uematsu has collaborated with top universities, such as the University of Tokyo and Kyoto University, as well as renowned tech companies like Sony and Panasonic, to push the boundaries of innovation further.

Conclusion:

In conclusion, Koji Uematsu's relentless pursuit of innovation and his passion for creating technology that enhances lives have solidified his position as a trailblazing inventor in the global tech landscape.