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For the Inventor, By the Inventor

Saitama, Japan

Wacoh Corporation


USPTO Granted Patents = 37

% Expired Patents = 13.5


Forward Citations = 1,685

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9 inventors (with patents filed for the assignee):

goldMedal Kazuhiro Okada (37 out of 125 patents)

silverMedal Nobumitsu Taniguchi (5 out of 6 patents)

bronzeMedal Miho Okada (3 out of 22 patents)

4.  Satoshi Era (1 out of 11 patents)

5.  Nobuhisa Nishioki (1 out of 5 patents)

6.  Hideo Morimoto (1 out of 28 patents)

7.  Shigeo Takagi (1 out of 1 patent)

8.  Hiromichi Itano (1 out of 1 patent)

9.  Jundo Nakatugawa (1 out of 1 patent)


Core Competencies:
Power Generating Element
Vibration Energy
Force Sensor
Acceleration Sensor
Angular Velocity Sensor
Capacitance Element
Piezoelectric Element
Resistance Element
Robotic Gripper
Multiaxial Sensor
Contact Detector
Magnetism Detector

37 patents:

1. 10917025 - Power generating element converting vibration energy into electric energy (2021-02-09),
2. 10361643 - Power generating element (2019-07-23),
3. 9995644 - Force sensor and structure body used therein (2018-06-12),
4. 9383277 - Force sensor (2016-07-05),
5. 8408075 - Force detection device (2013-04-02),
6. 7882740 - Sensor for detecting acceleration and angular velocity (2011-02-08),
7. 7219561 - Force-detecting device (2007-05-22),
8. 7123028 - Force detector (2006-10-17),
9. 7121147 - Force detection device (2006-10-17),
10. 7075527 - Input device of rotational operation quantity and operating device using this (2006-07-11),
11. 6990867 - Force detection device (2006-01-31),
12. 6940495 - Variable capacitance type input device (2005-09-06),
13. 6920788 - Acceleration sensor (2005-07-26),
14. 6915709 - Force detection device (2005-07-12),
15. 6859048 - Force detector (2005-02-22),
Company Overview
Wacoh Corporation, headquartered in Saitama, Japan, specializes in the development and manufacturing of advanced electronic components and systems. The company focuses on various sectors, including automotive, industrial, and consumer electronics, providing innovative solutions that enhance performance and reliability. Wacoh is recognized for its expertise in technologies such as capacitors and sensors, contributing to the evolution of smart devices and sustainable energy applications across diverse markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

37 Patents

#41 in Saitama 343-0827

#2,057 in Japan

#18,281 in the World

Saitama, JP
Saitama, Japan

Wacoh Corporation

Forward Citations = 1,685

9 inventors:

goldMedal Kazuhiro Okada (37 out of 125 patents)

silverMedal Nobumitsu Taniguchi (5 out of 6 patents)

bronzeMedal Miho Okada (3 out of 22 patents)

4.  Satoshi Era (1 out of 11 patents)

5.  Nobuhisa Nishioki (1 out of 5 patents)

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

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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