Shiga, Japan

Optex Co., Inc.


USPTO Granted Patents = 134

% Expired Patents = 28.4


Trademarks = 15

Forward Citations = 1,332

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100 inventors (with patents filed for the assignee):

goldMedal Masashi Iwasawa (24 out of 24 patents)

silverMedal Hiroyuki Ikeda (20 out of 21 patents)

bronzeMedal Michinori Noguchi (13 out of 13 patents)

4.  Masatoshi Tsuji (13 out of 13 patents)

5.  Hiroyuki Tomooka (10 out of 10 patents)

6.  Mataichi Kurata (9 out of 9 patents)

7.  Tadashi Sugimoto (9 out of 10 patents)

8.  Yasuhiro Takada (9 out of 9 patents)

9.  Takeo Hyodo (8 out of 11 patents)

10.  Takayasu Ikeda (6 out of 7 patents)

11.  Tomoyuki Ohba (6 out of 8 patents)

12.  Takashi Kondo (5 out of 13 patents)

13.  Mitsugu Mihara (5 out of 5 patents)

14.  Masanao Shiraishi (5 out of 5 patents)

15.  Hiroyuki Ohba (5 out of 7 patents)


Core Competencies:
Human Body Detector
Laser Scanning Sensor
Object Detection Device
Security Sensor
Automatic Door System
Intrusion Detection
Microwave Sensor
Traffic Monitoring
Passive Infrared Sensor
Automatic Angle Adjustment
Battery-Powered Sensors
Surveillance Sensor

134 patents:

Company Overview
Optex Co., Inc., headquartered in Shiga, Japan, specializes in advanced object detection systems that enhance security and automation across various applications. The company develops a range of technologies, including human body detectors, laser scanning sensors, and intrusion detection systems, which are integral to modern security solutions. Optex also focuses on automatic door systems and traffic monitoring, leveraging innovative sensor technologies to improve safety and efficiency in both commercial and residential environments.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Optex Co., Inc. USPTO Patent Assignee Logo
134 Patents

#4 in Shiga

#924 in Japan

#6,014 in the World

Shiga, JP
Shiga, Japan
Forward Citations = 1,332

100 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Optex Co., Inc.. Retrieved from https://idiyas.com/company/optex-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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