Hiroshi Hashigami

This inventor holds 39 USPTO granted patents and 22 published patent applications, plus 1 CIPO patent and 16 EPO patents, primarily in Solar Cell Technology. Top assignees: Shin-Etsu Chemical Co., Ltd., Shin-Etsu Chemical Ltd., Kochi Prefectural Public University Corporation. Active years: 2014-2026.

USPTO Granted Patents = 39 (Patent Applications = 22)

% Patents Active = 100.0

CIPO Patents = 1

EPO Patents = 16 (Patent Applications = 36)

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 20(Granted Patents)

Company Filing History:

35 out of 5,989

Shin-Etsu Chemical Co., Ltd.

patents

4 out of 137

Shin-Etsu Chemical Ltd.

patents

1 out of 10

Kochi Prefectural Public University Corporation

patents

where one patent can have more than one assignee

Years Active: 2014-2026

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Areas of Expertise:

Solar Cell

High Photoelectric Conversion Efficiency

Film Forming Method

Gallium Oxide Film

Semiconductor Device

Film-Forming Apparatus

Laminated Body

Photovoltaic Power Generation

Atomizing Apparatus

Crystalline Oxide Semiconductor

High-Efficiency Solar Cell

Manufacturing Method

39 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12660520 - Method for producing laminate, producing apparatus for laminate, laminate, and semiconductor device (2026-06-16),

2. 12637787 - Laminated structure and method for manufacturing laminated structure (2026-05-26),

3. 12593625 - Semiconductor laminate, semiconductor device, and method for manufacturing semiconductor device (2026-03-31),

4. 12576420 - Atomizing apparatus for film formation and film forming apparatus using the same (2026-03-17),

5. 12434257 - Film-forming atomizer, film-forming apparatus, and film-forming method (2025-10-07),

6. 12431348 - Method for producing a crystalline oxide semiconductor film and a gallium oxide film, and a method for producing a vertical semiconductor device (2025-09-30),

7. 12428725 - Method for forming film, film-forming apparatus, and laminate (2025-09-30),

8. 12327725 - Method for manufacturing gallium oxide film (2025-06-10),

9. 12209309 - Film forming method (2025-01-28),

10. 12191406 - Solar cell, method for manufacturing solar cell, and solar cell module (2025-01-07),

11. 12180585 - Method for producing gallium precursor and method for producing laminated body using the same (2024-12-31),

12. 12154952 - Laminate, semiconductor device, and method for manufacturing laminate (2024-11-26),

13. 12074078 - Laminate, film forming method, and film forming apparatus (2024-08-27),

14. 12046687 - Solar cell with high photoelectric conversion efficiency and method for manufacturing solar cell with high photoelectric conversion efficiency (2024-07-23),

15. 12037683 - Film forming method (2024-07-16),

Title: Hiroshi Hashigami - Innovative Inventor from Annaka, Japan

Introduction: Hiroshi Hashigami is a renowned inventor hailing from Annaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroshi Hashigami holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Hiroshi Hashigami has worked with leading research institutions and tech companies, playing a pivotal role in developing cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Hiroshi Hashigami has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge-sharing that has led to numerous successful projects and inventions.

Conclusion: Hiroshi Hashigami's passion for innovation and his relentless pursuit of excellence have solidified his reputation as a visionary inventor, shaping the future of technology and inspiring the next generation of innovators.