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For the Inventor, By the Inventor

Tokyo, Japan

Yamatake Corporation


USPTO Granted Patents = 180

% Expired Patents = 47.2



Trademarks = 7

Forward Citations = 1,638

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231 inventors (with patents filed for the assignee):

goldMedal Masato Tanaka (13 out of 184 patents)

silverMedal Takashi Masuda (11 out of 69 patents)

bronzeMedal Tatsuya Ueno (10 out of 19 patents)

4.  Tomoshige Yamamoto (9 out of 10 patents)

5.  Seiichiro Kinugasa (8 out of 14 patents)

6.  Masayuki Yoneda (7 out of 11 patents)

7.  Yoshiyuki Ishikura (7 out of 18 patents)

8.  Shinichi Ike (7 out of 9 patents)

9.  Ichiro Mitsutake (6 out of 16 patents)

10.  Shoji Kamiunten (6 out of 7 patents)

11.  Ikuo Nishimoto (6 out of 10 patents)

12.  Yoshiyuki Kanai (6 out of 8 patents)

13.  Tomohisa Tokuda (5 out of 23 patents)

14.  Yasuharu Ooishi (5 out of 7 patents)

15.  Shigeru Aoshima (5 out of 5 patents)


Core Competencies:
Flow Sensor
Electromagnetic Flowmeter
Pressure Sensor
Temperature Sensor
Gas Sensor
Monitoring System
Control Method
Differential Pressure Measuring
Distance Meter
Counting Device
Thermoelectric Device
Moisture Detection

180 patents:

1. 8213339 - RSTP processing system (2012-07-03),
2. 8193726 - Fluorescent light temperature sensor (2012-06-05),
3. 8192218 - Springless screw type and bayonet type connector (2012-06-05),
4. 8166814 - Flow sensor and manufacturing method therefor (2012-05-01),
5. 8161820 - Pressure sensor (2012-04-24),
6. 8157441 - Temperature sensor probe (2012-04-17),
7. 8156789 - Gas sensor chip and gas sensor provided therewith (2012-04-17),
8. 8155395 - Iris authentication apparatus (2012-04-10),
9. 8150471 - Network monitoring system (2012-04-03),
10. 8144928 - Object monitoring method, object monitoring apparatus, and object monitoring program storage medium (2012-03-27),
11. 8136412 - Electromagnetic flowmeter (2012-03-20),
12. D654819 - Pressure transmitter (2012-02-28),
13. 8123403 - Temperature sensor probe and manufacturing method of the same (2012-02-28),
14. D654385 - Flow sensor (2012-02-21),
15. 8120370 - Capacitive electromagnetic flowmeter (2012-02-21),
Yamatake Corporation, headquartered in Tokyo, Japan, specializes in advanced flow measurement technologies. The company develops a range of sensors, including flow sensors, electromagnetic flowmeters, pressure sensors, temperature sensors, and gas sensors. Yamatake is recognized for its innovative monitoring systems and control methods, which enhance industrial processes and ensure accurate measurements. With a strong focus on research and development, Yamatake contributes significantly to various sectors by providing reliable solutions for fluid dynamics and process automation.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Yamatake Corporation
180 Patents

#385 in Tokyo

#759 in Japan

#4,631 in the World

Tokyo, JP
Tokyo, Japan

Yamatake Corporation

Forward Citations = 1,638

231 inventors:

goldMedal Masato Tanaka (13 out of 184 patents)

silverMedal Takashi Masuda (11 out of 69 patents)

bronzeMedal Tatsuya Ueno (10 out of 19 patents)

4.  Tomoshige Yamamoto (9 out of 10 patents)

5.  Seiichiro Kinugasa (8 out of 14 patents)

Please report any incorrect information to [email protected]
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