Hitoshi Nobumasa

This inventor holds 56 USPTO granted patents and 17 published patent applications, plus 16 CIPO patents and 29 EPO patents, primarily in Cancer Detection Devices. Top assignees: Toray Industries, Inc., National Cancer Center, Kyoto University. Active years: 1988-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Nobumasa. Retrieved from https://idiyas.com/inventor/hitoshi-nobumasa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 56 (Patent Applications = 17)

% Patents Active = 87.5

CIPO Patents = 16 (Patent Applications = 13)

EPO Patents = 29 (Patent Applications = 28)

Average Co-Inventor Count = 5.4

ph-index = 5

Forward Citations = 102(Granted Patents)

Forward Citations (Not Self Cited) = 99(Dec 10, 2025)

Location History:

Shiga-ken, JP (1999 - 2000)
Shiga, JP (2008 - 2011)
Otsu, JP (1988 - 2012)
Kanagawa, JP (2015)
Kamakura, JP (2010 - 2024)

Company Filing History:

56 out of 3,590

Toray Industries, Inc.

patents

36 out of 264

National Cancer Center

where one patent can have more than one assignee

Years Active: 1988-2026

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Areas of Expertise:

Prostate Cancer

Lung Cancer

Breast Cancer

Pancreatic Cancer

Liver Cancer

Esophageal Cancer

Colorectal Cancer

Ovarian Tumor

Detection Kit

RNA Extraction

Diagnostic Method

Biliary Tract Cancer

56 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12644157 - COLORECTAL CANCER DETECTION KIT OR DEVICE, AND DETECTION METHOD (2026-06-02),

2. 12480165 - PROSTATE CANCER DETECTION KIT OR DEVICE, AND DETECTION METHOD (2025-11-25),

3. 12405287 - Lung cancer detection kit or device, and detection method (2025-09-02),

4. 12398430 - Breast cancer detection kit or device, and detection method (2025-08-26),

5. 12359260 - Stomach cancer detection kit or device, and detection method (2025-07-15),

6. 12188098 - Pancreatic cancer detection kit or device, and detection method (2025-01-07),

7. 12173372 - Liver cancer detection kit or device, and detection method (2024-12-24),

8. 12157919 - Biliary tract cancer detection kit or device, and detection method (2024-12-03),

9. 12117462 - Lung cancer detection kit or device, and detection method (2024-10-15),

10. 12110557 - Kit, device, and method for detecting ovarian tumor (2024-10-08),

11. 12012638 - Esophageal cancer detection kit or device, and detection method (2024-06-18),

12. 11959144 - Prostate cancer detection kit or device, and detection method (2024-04-16),

13. 11859256 - Stomach cancer detection kit or device, and detection method (2024-01-02),

14. 11859255 - Breast cancer detection kit or device, and detection method (2024-01-02),

15. 11851646 - Solution for extraction of RNA (2023-12-26),

Title: The Innovative Journey of Hitoshi Nobumasa

Introduction: Hitoshi Nobumasa, a visionary inventor hailing from Kamakura, Japan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Hitoshi Nobumasa's latest patents include a cutting-edge artificial intelligence algorithm for autonomous vehicles, a revolutionary medical device for non-invasive diagnostics, and a sustainable energy solution for urban environments.

Career Highlights: With over two decades of experience in research and development, Hitoshi Nobumasa has worked with leading tech companies in Japan, spearheading projects that have pushed the boundaries of innovation. His expertise in machine learning, robotics, and biotechnology has led to the successful commercialization of several products.

Collaborations: Hitoshi Nobumasa has collaborated with top universities and research institutions in Japan, fostering a culture of innovation and knowledge exchange. His partnerships with industry experts and fellow inventors have resulted in the development of cutting-edge technologies that have the potential to shape the future.

Conclusion: Hitoshi Nobumasa's relentless pursuit of innovation and his passion for creating solutions to complex challenges have established him as a prominent figure in the world of inventors. His dedication to pushing the boundaries of technology continues to inspire the next generation of innovators.

Profile summary based on public USPTO records.