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For the Inventor, By the Inventor

Kanazawa, Japan

Shibuya Corporation


USPTO Granted Patents = 44

% Expired Patents = 2.3



Trademarks = 2

Forward Citations = 22

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83 inventors (with patents filed for the assignee):

goldMedal Toshiaki Naka (7 out of 18 patents)

silverMedal Yukinobu Nishino (7 out of 27 patents)

bronzeMedal Koji Kaya (5 out of 7 patents)

4.  Tetsuya Nishimura (5 out of 5 patents)

5.  Masato Ohta (4 out of 4 patents)

6.  Shigeki Koishi (4 out of 4 patents)

7.  Masaaki Eda (4 out of 6 patents)

8.  Kenji Yoneda (4 out of 7 patents)

9.  Motoi Sasaki (4 out of 4 patents)

10.  Akito Tsuchiya (4 out of 4 patents)

11.  Katsunori Tanikawa (4 out of 9 patents)

12.  Kengo Ikeda (3 out of 3 patents)

13.  Katsuki Hashimoto (3 out of 3 patents)

14.  Kazuhito Tanimoto (3 out of 6 patents)

15.  Noriaki Nishimura (3 out of 3 patents)


Core Competencies:
Aseptic Conveying System
Filling Method
Exosome Extraction Device
Dialysis Apparatus
Container Processing System
Cell Treatment System
Phototherapeutic Apparatus
Terahertz Wave Generator
Aseptic Work System
Isolator System
Automatic Culturing Device
Cell Culture System

44 patents:

1. 12747055 - Aseptic conveying system (2026-09-29),
2. 12285599 - Tube pump (2025-04-29),
3. 12139353 - Article conveyance apparatus (2024-11-12),
4. 12109517 - Exosome extraction device and exosome extraction method (2024-10-08),
5. 11993501 - Filling method (2024-05-28),
6. 11939208 - Liquid suction/discharge device (2024-03-26),
7. 11926480 - Container processing system (2024-03-12),
8. 11817419 - Bonding head with large and small spray apertures (2023-11-14),
9. 11738980 - Capping machine (2023-08-29),
10. 11724017 - Dialysis apparatus and priming method for dialysis apparatus (2023-08-15),
11. 11629324 - Cell treatment system (2023-04-18),
12. 11548771 - Chuck for capping machine (2023-01-10),
13. 11370572 - Surface treatment method and surface treatment device for resin vessel (2022-06-28),
14. 11358244 - Assembling apparatus (2022-06-14),
15. 11338153 - Phototherapeutic apparatus and protocol setting method for phototherapeutic apparatus (2022-05-24),
Shibuya Corporation, based in Kanazawa, Japan, specializes in advanced medical technologies and systems. The company focuses on the extraction of exosomes, which are critical for cell treatment applications, and develops innovative dialysis apparatuses. Additionally, Shibuya is involved in the creation of phototherapeutic devices and aseptic work systems, enhancing safety and efficacy in medical environments. Their expertise extends to container processing and cell culture systems, as well as the development of terahertz wave generators for various applications.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

44 Patents

#1 in Kanazawa

#1,861 in Japan

#15,727 in the World

Kanazawa, JP
Kanazawa, Japan

Shibuya Corporation

Forward Citations = 22

83 inventors:

goldMedal Toshiaki Naka (7 out of 18 patents)

silverMedal Yukinobu Nishino (7 out of 27 patents)

bronzeMedal Koji Kaya (5 out of 7 patents)

4.  Tetsuya Nishimura (5 out of 5 patents)

5.  Masato Ohta (4 out of 4 patents)

Please report any incorrect information to [email protected]
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