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Machida Endoscope Co., Ltd.

USPTO Granted Patents = 50

EPO Patents = 1

Forward Citations = 1,817

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23 inventors (with patents filed for the assignee):

Kunihiko Miyagi (16 out of 21 patents)

Toshio Chikama (16 out of 35 patents)

Yuichi Komachi (7 out of 9 patents)

4. Katsuo Aizawa (4 out of 4 patents)

5. Kunio Odanaka (4 out of 5 patents)

6. Toshio Oku (4 out of 7 patents)

7. Masayuki Misawa (3 out of 20 patents)

8. Haruhiko Machida (3 out of 16 patents)

9. Hiroshi Kobayashi (2 out of 152 patents)

10. Atsushi Utsumi (2 out of 20 patents)

11. Hidetoshi Yoshizawa (2 out of 2 patents)

12. Hisatake Aoshiro (2 out of 2 patents)

13. Shin Ishimaru (1 out of 7 patents)

14. Tohru Tani (1 out of 14 patents)

15. Shigeyuki Naka (1 out of 12 patents)

Core Competencies:

Flexible Endoscope

Raman Probe

Optical Fiber

Surgical Operation Guidance

High-Frequency Treatment

Medical Observing Instrument

Endoscope Cover

Guide Tube Assembly

Pressure-Light Endoscope

Tracheal Airway Apparatus

Endoscope with Sensors

Cleaning Device for Endoscope

50 patents: Sort by Forward Citations

1. 8696551 - Flexible endoscope suitable for MRI (2014-04-15),

2. 8066722 - Clip applier (2011-11-29),

3. 7736303 - Curvilinearly controlling wire member of endoscope and method for manufacturing the same (2010-06-15),

4. 7184142 - Raman probe and Raman spectrum measuring apparatus utilizing the same (2007-02-27),

5. 6970736 - Analysis system of matter adhered to inside wall of vessel (2005-11-29),

6. 6887196 - Endoscope apparatus with an omnidirectional view field and a translatable illuminator (2005-05-03),

7. 6735369 - Hollow optical fiber and method for manufacturing the same (2004-05-11),

8. 6582359 - Endoscope apparatus for inside wall of blood vessel (2003-06-24),

9. 6461330 - Surgical operation guiding apparatus (2002-10-08),

10. 6408889 - Bendable tube and method for manufacturing the same (2002-06-25),

11. 6324742 - Method of uniting optical fibers (2001-12-04),

12. 6101703 - Method of uniting optical fibers (2000-08-15),

13. 6074342 - Hard endoscope used for assisting micro-operation (2000-06-13),

14. 6048340 - High-frequency treatment device for endoscope (2000-04-11),

15. 5961445 - Endoscope having replaceable objective unit (1999-10-05),

Machida Endoscope Co., Ltd. is a renowned provider of high-quality endoscopes and related medical devices. With over 30 years of experience in the industry, Machida Endoscope has positioned itself as a global leader in endoscopic technology. The company offers a wide range of endoscopy products, including flexible and rigid endoscopes, video systems, light sources, and accessories. Machida's commitment to innovation, precision, and reliability has earned them the trust and loyalty of medical professionals worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

50 Patents

#15 in Chiba

#1,675 in Japan

#13,594 in the World

Machida Endoscope Co., Ltd.

Forward Citations = 1,817

23 inventors:

Kunihiko Miyagi (16 out of 21 patents)

Toshio Chikama (16 out of 35 patents)

Yuichi Komachi (7 out of 9 patents)

4. Katsuo Aizawa (4 out of 4 patents)

5. Kunio Odanaka (4 out of 5 patents)

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