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Colin Corporation

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USPTO Granted Patents = 132

% Expired Patents = 25.8

Trademarks = 2

Forward Citations = 4,802

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49 inventors (with patents filed for the assignee):

Toshihiko Ogura (35 out of 99 patents)

Kiyoyuki Narimatsu (27 out of 51 patents)

Hidekatsu Inukai (23 out of 26 patents)

4. Akihiro Yokozeki (21 out of 24 patents)

5. Tohru Oka (20 out of 20 patents)

6. Chikao Harada (11 out of 30 patents)

7. Tomohiro Nunome (11 out of 15 patents)

8. Hideo Nishibayashi (11 out of 20 patents)

9. Takashi Nomura (11 out of 12 patents)

10. Keizoh Kawaguchi (10 out of 15 patents)

11. Yoshihisa Miwa (8 out of 9 patents)

12. Hideichi Tsuda (8 out of 9 patents)

13. Hiroshi Sakai (7 out of 13 patents)

14. Akira Tampo (6 out of 12 patents)

15. Takashi Honda (5 out of 7 patents)

Core Competencies:

Blood Pressure Monitor

Automatic Measuring Apparatus

Arteriosclerosis Evaluation

Heart Function Assessment

Continuous Monitoring

Pulse Wave Propagation

Inflatable Cuff

Vascular Health

Non-Invasive Estimation

Patient Detection

Circulation Condition

Augmentation Index

132 patents: Sort by Forward Citations

1. 6893400 - Angiopathy diagnosing apparatus (2005-05-17),

2. 6878273 - Dialyzing apparatus (2005-04-12),

3. 6878272 - Dialyzing apparatus (2005-04-12),

4. 6808496 - Oscillometric automatic blood-pressure measuring apparatus (2004-10-26),

5. 6746405 - Blood pressure measuring apparatus with pulse wave detecting function (2004-06-08),

6. 6740044 - Blood-pressure monitoring apparatus for use in dialysis, and dialyzing apparatus (2004-05-25),

7. 6730039 - Arteriosclerosis-degree evaluating apparatus (2004-05-04),

8. 6726633 - Advertising method using automatic blood pressure measuring apparatus, and automatic blood pressure measuring apparatus having advertising function (2004-04-27),

9. 6726632 - Arteriosclerosis-degree evaluating apparatus (2004-04-27),

10. 6719704 - Vascular endothelial cell function evaluating apparatus (2004-04-13),

11. 6716177 - Inferior-and-superior-limb blood-pressure index measuring apparatus (2004-04-06),

12. 6712768 - Augmentation-index determining apparatus and arteriosclerosis inspecting apparatus (2004-03-30),

13. 6702768 - Foot bending and stretching apparatus (2004-03-09),

14. 6702754 - Arteriosclerosis inspecting apparatus (2004-03-09),

15. 6702753 - Blood pressure measuring apparatus (2004-03-09),

Company Overview

Colin Corporation, headquartered in Komaki, Japan, specializes in the development and manufacturing of advanced blood pressure monitoring technologies. The company focuses on creating innovative medical devices that facilitate accurate blood pressure measurements, arteriosclerosis evaluation, and heart function assessments. Their expertise extends to continuous monitoring solutions and the use of inflatable cuffs, contributing to enhanced vascular health management. Colin Corporation is committed to improving patient outcomes through cutting-edge technology in cardiovascular health monitoring.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

132 Patents

#1 in Komaki

#936 in Japan

#6,106 in the World

Colin Corporation

Forward Citations = 4,802

49 inventors:

Toshihiko Ogura (35 out of 99 patents)

Kiyoyuki Narimatsu (27 out of 51 patents)

Hidekatsu Inukai (23 out of 26 patents)

4. Akihiro Yokozeki (21 out of 24 patents)

5. Tohru Oka (20 out of 20 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Colin Corporation. Retrieved from https://idiyas.com/company/colin

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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