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For the Inventor, By the Inventor

Osaka, Japan

Kansai University


USPTO Granted Patents = 99

% Expired Patents = 9.1



Forward Citations = 144

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183 inventors (with patents filed for the assignee):

goldMedal Yoshiro Tajitsu (21 out of 26 patents)

silverMedal Takayuki Kosaka (13 out of 13 patents)

bronzeMedal Iwao Ishikawa (13 out of 21 patents)

4.  Shigenori Tanaka (13 out of 16 patents)

5.  Satoshi Kubota (13 out of 18 patents)

6.  Masaya Nakahara (13 out of 13 patents)

7.  Hiroshi Tani (9 out of 9 patents)

8.  Kenji Nakamura (8 out of 103 patents)

9.  Yuhei Yamamoto (8 out of 15 patents)

10.  Yoshinobu Kajikawa (8 out of 10 patents)

11.  Takashi Miyata (8 out of 10 patents)

12.  Ryosuke Tachi (7 out of 25 patents)

13.  Hideki Yamamoto (7 out of 8 patents)

14.  Nobuki Sakikawa (6 out of 11 patents)

15.  Seiji Aoyagi (6 out of 9 patents)


Core Competencies:
Active Noise Control
Piezoelectric Element
Blood Viscosity Measurement
Power Generation
Electrolyte Solution
Hygroscopic Material
Guide Information Display
Zeolite Separation Membrane
Digital Holography
Tire Monitoring System
Copper Nanoparticles
Transcranial Magnetic Stimulation

99 patents:

1. 12569148 - Blood-viscosity measurement method (2026-03-10),
2. 12558927 - Elastic and power generation body assembly for a tire (2026-02-24),
3. 12534651 - Electrically conductive adhesive, sintered body of electrically conductive adhesive, method for producing sintered body, electronic component, and method for producing electronic component (2026-01-27),
4. 12533829 - Manufacturing method for dispersion body and manufacturing method for ceramic fired body (2026-01-27),
5. 12456449 - Active noise control system (2025-10-28),
6. 12241758 - Ground surface estimation method, measurement region display system, and crane (2025-03-04),
7. 12222269 - Blood collection tube for measuring blood viscosity, blood viscosity measurement device, and sealed pack of blood collection tube for measuring blood viscosity (2025-02-11),
8. 12215001 - Guide display device and crane equipped with same (2025-02-04),
9. 12162806 - Manufacturing method for dispersion body and manufacturing method for ceramic sintered body (2024-12-10),
10. 12161354 - Adhering body and adhesion device (2024-12-10),
11. 12148890 - Method for producing electrolyte solution (2024-11-19),
12. 12144625 - Puncture needle, puncture device, and blood sampling device (2024-11-19),
13. 12110213 - Guide display device, and crane provided with same (2024-10-08),
14. 12032657 - Ground surface estimation method, measurement area display system, and crane (2024-07-09),
15. 12000435 - Rolling bearing and sensor-equipped rolling bearing (2024-06-04),
Company Overview
Kansai University, located in Osaka, Japan, is a prominent institution engaged in advanced research and development across various technological fields. The university specializes in active noise control technologies, leveraging innovations in piezoelectric elements and blood viscosity measurement. Additionally, it explores applications in power generation, electrolyte solutions, and hygroscopic materials. With a focus on cutting-edge research, Kansai University contributes significantly to advancements in guide information display systems and zeolite separation membranes.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Kansai University USPTO Patent Assignee Logo
99 Patents

#124 in Osaka

#1,130 in Japan

#7,857 in the World

Osaka, JP
Osaka, Japan

Kansai University

Forward Citations = 144

183 inventors:

goldMedal Yoshiro Tajitsu (21 out of 26 patents)

silverMedal Takayuki Kosaka (13 out of 13 patents)

bronzeMedal Iwao Ishikawa (13 out of 21 patents)

4.  Shigenori Tanaka (13 out of 16 patents)

5.  Satoshi Kubota (13 out of 18 patents)

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