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Mitutoyo Mfg. Co., Ltd.

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USPTO Granted Patents = 133

Trademarks = 1

Forward Citations = 1,606

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112 inventors (with patents filed for the assignee):

Hideo Sakata (19 out of 20 patents)

Ichiro Mizuno (9 out of 10 patents)

Shingo Nishina (8 out of 16 patents)

4. Masao Nakahara (8 out of 10 patents)

5. Goro Nishikata (6 out of 9 patents)

6. Takeji Nishimura (6 out of 6 patents)

7. Hiroshi Koizumi (5 out of 7 patents)

8. Iwao Sugizaki (5 out of 6 patents)

9. Tokuzo Nakaoki (5 out of 6 patents)

10. Yoshiharu Kuwabara (5 out of 7 patents)

11. Hiroyoshi Hamada (5 out of 5 patents)

12. Seigo Takahashi (4 out of 19 patents)

13. Seiji Sakagami (4 out of 10 patents)

14. Souji Ichikawa (4 out of 12 patents)

15. Kinji Takizawa (4 out of 4 patents)

Core Competencies:

Coordinate Measuring Instrument

Displacement Detecting Device

Optical Measuring System

Digital Indication

Capacitance Encoder

Height Gauge

Surface Roughness

Micrometer

Electronic Measuring Device

Photoelectric Type

Touch Signal Probe

Data Processor

133 patents: Sort by Forward Citations

1. 5191717 - Coordinate measuring instrument (1993-03-09),

2. 4912322 - Optical type displacement detecting device (1990-03-27),

3. 4879552 - Variable capacitance type encoder (1989-11-07),

4. 4843387 - Variable capacitance type encoder (1989-06-27),

5. 4840488 - Photoelectric type displacement detecting instrument (1989-06-20),

6. 4799170 - Method of measuring by coordinate measuring instrument (1989-01-17),

7. 4788546 - Electrostatic capacity type encoder (1988-11-29),

8. 4778271 - Photoeletric type measuring method and device (1988-10-18),

9. 4772147 - Printer apparatus (1988-09-20),

10. 4763286 - Measured data pass-fail discriminating apparatus (1988-08-09),

11. 4748861 - Electronic display measuring device (1988-06-07),

12. 4743838 - Capacitance displacement measuring instrument having wave shaped (1988-05-10),

13. 4743770 - Profile-measuring light probe using a change in reflection factor in the (1988-05-10),

14. 4736313 - Digital indication type length measuring system (1988-04-05),

15. 4730247 - Digital indication type measuring apparatus and measured data storage (1988-03-08),

Company Overview

Mitutoyo Mfg. Co., Ltd., headquartered in Tokyo, Japan, is a leading manufacturer specializing in precision measurement instruments. The company focuses on developing advanced coordinate measuring instruments and optical measuring systems, catering to a wide range of industries. Mitutoyo's expertise extends to displacement detecting devices, digital indication technologies, and surface roughness measurement tools, ensuring high accuracy and reliability in measurement solutions. Their innovative products support quality control and assurance in manufacturing processes globally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

133 Patents

#459 in Tokyo

#932 in Japan

#6,064 in the World

Mitutoyo Mfg. Co., Ltd.

Forward Citations = 1,606

112 inventors:

Hideo Sakata (19 out of 20 patents)

Ichiro Mizuno (9 out of 10 patents)

Shingo Nishina (8 out of 16 patents)

4. Masao Nakahara (8 out of 10 patents)

5. Goro Nishikata (6 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Mitutoyo Mfg. Co., Ltd.. Retrieved from https://idiyas.com/company/mitutoyo-mfg-company

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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