Hiroaki Shishido

This inventor holds 64 USPTO granted patents and 13 published patent applications, primarily in Semiconductor Manufacturing (CPC class G03F). Top assignee: Hoya Corporation. Active years: 2012-2025.

USPTO Granted Patents = 64 (Patent Applications = 13)

% Patents Active = 96.9

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 50(Granted Patents)

Forward Citations (Not Self Cited) = 21(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Shinjuku-ku, JP (2012 - 2014)
Tokyo, JP (2012 - 2024)

Company Filing History:

64 out of 2,565

Hoya Corporation

patents

Years Active: 2012-2025

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Areas of Expertise:

Mask Blank

Transfer Mask

Phase Shift Mask

Semiconductor Device

Manufacturing Method

Imprint Mold

Reflective Mask

Resist Layer

Phase Shift

Mask Manufacturing

Device Fabrication

64 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12468217 - Mask blank, method of manufacturing transfer mask, and method of manufacturing semiconductor device (2025-11-11),

2. 12153338 - Mask blank, method for manufacturing transfer mask, and method for manufacturing semiconductor device (2024-11-26),

3. 12013631 - Mask blank, transfer mask, and method for manufacturing semiconductor device (2024-06-18),

4. 12007684 - Mask blank, method of manufacturing imprint mold, method of manufacturing transfer mask, method of manufacturing reflective mask, and method of manufacturing semiconductor device (2024-06-11),

5. 11762279 - Mask blank, method for manufacturing reflective mask, and method for manufacturing semiconductor device (2023-09-19),

6. 11720014 - Mask blank, phase shift mask, and method of manufacturing semiconductor device (2023-08-08),

7. 11630388 - Mask blank, method for manufacturing phase shift mask, and method for manufacturing semiconductor device (2023-04-18),

8. 11624979 - Mask blank, transfer mask, and method of manufacturing semiconductor device (2023-04-11),

9. 11543744 - Mask blank, transfer mask, and method for manufacturing semiconductor device (2023-01-03),

10. 11442357 - Mask blank, phase-shift mask, and method of manufacturing semiconductor device (2022-09-13),

11. 11435662 - Mask blank, method for manufacturing transfer mask, and method for manufacturing semiconductor device (2022-09-06),

12. 11314162 - Mask blank, transfer mask, and method of manufacturing semiconductor device (2022-04-26),

13. 11314161 - Mask blank, phase shift mask, and method of manufacturing semiconductor device (2022-04-26),

14. 11281089 - Mask blank, method for manufacturing transfer mask, and method for manufacturing semiconductor device (2022-03-22),

15. 11231645 - Mask blank, method for manufacturing transfer mask, and method for manufacturing semiconductor device (2022-01-25),

Title: The Innovative Journey of Hiroaki Shishido

Introduction: Hiroaki Shishido is a visionary inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroaki Shishido holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to pushing the boundaries of what is possible in the modern world.

Career Highlights: With a career spanning over two decades, Hiroaki Shishido has worked with leading tech companies and research institutions in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Hiroaki Shishido has collaborated with top engineers, scientists, and designers, fostering a culture of innovation and creativity that has led to the development of cutting-edge technologies with real-world applications.

Conclusion: Hiroaki Shishido's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the world of inventions. His work continues to inspire the next generation of inventors and innovators to dream big and push the boundaries of what is possible.