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Kochi University

USPTO Granted Patents = 50

% Expired Patents = 34.0

EPO Patents = 20

Forward Citations = 95

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101 inventors (with patents filed for the assignee):

Kazumichi Yanagisawa (9 out of 13 patents)

Takayuki Sato (7 out of 12 patents)

Keiko Udaka (6 out of 13 patents)

4. Tomoya Miyakawa (4 out of 15 patents)

5. Keiji Inoue (4 out of 4 patents)

6. Shin-ichi Heguri (4 out of 19 patents)

7. Hideki Ohara (4 out of 20 patents)

8. Osamu Ikeda (4 out of 11 patents)

9. Tomoaki Yoneyama (4 out of 10 patents)

10. Yohei Kudo (4 out of 12 patents)

11. Junhao Zhang (4 out of 5 patents)

12. Hiromi Kataoka (4 out of 6 patents)

13. Tohru Tanaka (3 out of 44 patents)

14. Yoshitomo Ozaki (3 out of 35 patents)

15. Tetsuji Naka (3 out of 8 patents)

Core Competencies:

Bacteriophage

Endophthalmitis

Cancer Marker

Electrolyzed Water

Near-Infrared Fluorescence

Imaging Device

HLA-Binding Peptide

Cancer Therapeutics

Polymer Fuel Cell

Cerebrospinal Fluid

Bladder Cancer

Synthesis Catalyst

50 patents: Sort by Forward Citations

1. 12247229 - Bacteriophage and therapeutic agent for bacterial endophthalmitis (2025-03-11),

2. 12082822 - Openable and closable clip (2024-09-10),

3. 12076104 - Medical tool for fingertip (2024-09-03),

4. 11448634 - Analysis apparatus, stratum age estimation apparatus, analysis method, stratum age estimation method, and program (2022-09-20),

5. 11427872 - Marker for pancreatic cancer and intraductal papillary mucinous neoplasms (2022-08-30),

6. 11370845 - Anti-glypican-1-immunizing antigen receptor (2022-06-28),

7. 11369254 - Endoscope and image capturing unit provided therein (2022-06-28),

8. 11304658 - Method for diagnosing cerebrospinal fluid hypovolemia (2022-04-19),

9. 11279635 - Method of using an agricultural electrolyzed water-generating apparatus for generation of agricultural electrolyzed water useful for plant growth (2022-03-22),

10. 11179058 - Medical product emitting near-infrared fluorescence and medical product usage status checking apparatus (2021-11-23),

11. 11123320 - Prophylactic or therapeutic agent for hyperaciive bladder (2021-09-21),

12. 10486986 - Electrolyzed water-generating apparatus and electrolyzed water (2019-11-26),

13. 10471514 - Method for producing nickel powder (2019-11-12),

14. 10434577 - Method for producing nickel powder (2019-10-08),

15. 10349886 - Artery visualization device and artery imaging device (2019-07-16),

Company Overview

Kochi University, located in Kochi, Japan, is a prominent institution specializing in medical technology research. The university focuses on innovative solutions in areas such as bacteriophage applications, endophthalmitis treatment, and the development of cancer markers. Additionally, it explores advanced technologies like electrolyzed water, near-infrared fluorescence, and imaging devices, contributing to the field of cancer therapeutics. Through its research initiatives, Kochi University aims to enhance healthcare outcomes and foster advancements in medical science.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

50 Patents

#1 in Kochi

#1,709 in Japan

#14,013 in the World

Kochi University

Forward Citations = 95

101 inventors:

Kazumichi Yanagisawa (9 out of 13 patents)

Takayuki Sato (7 out of 12 patents)

Keiko Udaka (6 out of 13 patents)

4. Tomoya Miyakawa (4 out of 15 patents)

5. Keiji Inoue (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kochi University. Retrieved from https://idiyas.com/company/kochi-university

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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