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Yasushi Iyechika

This inventor holds 35 USPTO granted patents and 5 published patent applications, primarily in Vapor Phase Growth. Top assignees: Sumitomo Chemical Company, Limited, Nuflare Technology, Inc., Japan Pionics Co., Ltd.. Active years: 1994-2026.

USPTO Granted Patents = 35 (Patent Applications = 5)

% Patents Active = 74.3

Average Co-Inventor Count = 2.9

ph-index = 9

Forward Citations = 462(Granted Patents)

Location History:

Ibaraki, JP (1996 - 2000)
Tsukuba, JP (1994 - 2007)
Yokohama, JP (2016)
Matsudo Chiba, JP (2020)
Matsudo, JP (2004 - 2021)
Chiba, JP (2012 - 2021)

Company Filing History:

23 out of 6,959

Sumitomo Chemical Company, Limited

patents

11 out of 744

Nuflare Technology, Inc.

patents

1 out of 56

Japan Pionics Co., Ltd.

patents

Years Active: 1994-2026

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Areas of Expertise:

Vapor Phase Growth

Chemical Vapor Deposition

Growth Rate Detection

III-V Compound Semiconductor

Epitaxial Substrate

Light Emitting Diode

Film Forming Apparatus

Organic Electroluminescence

Thermometry Method

Curvature Measurement

Electrode Material

Growth Rate Measuring

35 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12538756 - Vapor phase growth apparatus and reflector (2026-01-27),

2. 12338543 - Vapor phase growth method using reflector with changeable pattern (2025-06-24),

3. 11072856 - Vapor phase growth method (2021-07-27),

4. 11022428 - Growth rate detection apparatus, vapor deposition apparatus, and vapor deposition rate detection method (2021-06-01),

5. 10619996 - Vapor phase growth rate measuring apparatus, vapor phase growth apparatus, and growth rate detection method (2020-04-14),

6. 10488334 - Growth-rate measuring apparatus and growth-rate detection method (2019-11-26),

7. 10351949 - Vapor phase growth method (2019-07-16),

8. 10204819 - Vapor phase growth apparatus and ring-shaped holder having a curved mounting surface with convex and concave regions (2019-02-12),

9. 10151637 - Film forming apparatus and thermometry method (2018-12-11),

10. 9995632 - Radiation thermometer and thermometry method (2018-06-12),

11. 9453721 - Curvature measurement apparatus and method (2016-09-27),

12. 8277893 - Chemical vapor deposition apparatus (2012-10-02),

13. 7459326 - Method for producing and epitaxial substrate for compound semiconductor light-emitting device (2008-12-02),

14. 7205577 - Group 3-5 compound semiconductor and light emitting diode (2007-04-17),

15. 7098484 - Epitaxial substrate for compound semiconductor light-emitting device, method for producing the same and light-emitting device (2006-08-29),

Title: Inventor Yasushi Iyechika: Revolutionizing Technology in Matsudo

Introduction: Yasushi Iyechika is a visionary inventor hailing from Matsudo, Japan, known for his groundbreaking contributions to the field of technology.

Latest Patents: Yasushi Iyechika holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative spirit and commitment to progress.

Career Highlights: With a career spanning over two decades, Yasushi Iyechika has worked with leading tech companies in Japan, spearheading projects that have pushed the boundaries of what is possible in the realm of technology.

Collaborations: Throughout his career, Yasushi Iyechika has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing.

Conclusion: Yasushi Iyechika's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the field of inventions.

Profile summary based on public USPTO records.

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