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Riverfield Inc.

Calculating rank

USPTO Granted Patents = 47

EPO Patents = 61

Forward Citations = 2

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22 inventors (with patents filed for the assignee):

Kotaro Tadano (15 out of 22 patents)

Koki Shindo (9 out of 9 patents)

Masao Kanazawa (7 out of 11 patents)

4. Yasushi Tanaka (6 out of 56 patents)

5. Kyohei Takikawa (6 out of 6 patents)

6. Naoya Morita (6 out of 6 patents)

7. Daisuke Haraguchi (5 out of 7 patents)

8. Masataka Suzuki (4 out of 61 patents)

9. Teruyuki Nishihara (3 out of 6 patents)

10. Takahiro Kanno (3 out of 5 patents)

11. Yoshihiro Ishikawa (2 out of 40 patents)

12. Satoshi Kano (2 out of 15 patents)

13. Yuki Furusawa (2 out of 4 patents)

14. Nobuaki Yamamoto (2 out of 2 patents)

15. Hiroki Ujiie (1 out of 2 patents)

Core Competencies:

Forceps Device

Surgical Robot

Assistance System

Medical Robot

Surgery Assisting Device

Manipulator Arm

High-Frequency Forceps

Soft Actuator

Drape Unit

Force Sense Notification

Medical Manipulator

Control Method

47 patents: Sort by Forward Citations

1. 12779509 - Cleaning tool for surgical instrument (2026-11-03),

2. 12778697 - Surgical robot and controller for surgical robot (2026-11-03),

3. 12778582 - Surgical instrument holding device and surgery assisting device (2026-11-03),

4. 12746023 - Forceps device (2026-09-29),

5. 12733949 - Forceps device (2026-09-15),

6. 12731502 - Assistance system, assistance device, and assisted device (2026-09-08),

7. 12708483 - SURGERY ASSISTING DEVICE AND COMPUTING DEVICE FOR SURGERY ASSISTING DEVICE (2026-08-18),

8. 12708394 - SURGICAL DEVICE (2026-08-18),

9. 12686115 - Work assistance robot (2026-07-21),

10. 12678246 - Surgical robot and controller of surgical robot (2026-07-14),

11. 12667379 - Forceps device (2026-06-30),

12. 12661112 - Surgical device retracting mechanism (2026-06-23),

13. 12636110 - Surgical robot and controller of surgical robot (2026-05-26),

14. 12616532 - Medical robot and attachment portion of medical robot (2026-05-05),

15. 12594138 - Bearing structure and drape unit including bearing structure (2026-04-07),

Company Overview

Riverfield Inc. is a pioneering company based in Tokyo, specializing in advanced medical technologies, particularly in the field of regenerative medicine. The organization focuses on developing innovative solutions that enhance patient care and improve therapeutic outcomes. With a strong emphasis on research and development, Riverfield is committed to leveraging cutting-edge technologies to address complex medical challenges, positioning itself as a leader in the healthcare sector within Japan and beyond.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

47 Patents

#825 in Tokyo

#1,783 in Japan

#14,841 in the World

Riverfield Inc.

Forward Citations = 2

22 inventors:

Kotaro Tadano (15 out of 22 patents)

Koki Shindo (9 out of 9 patents)

Masao Kanazawa (7 out of 11 patents)

4. Yasushi Tanaka (6 out of 56 patents)

5. Kyohei Takikawa (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Riverfield Inc.. Retrieved from https://idiyas.com/company/riverfield

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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