Otsu, Japan

Masashi Iwasawa

This inventor holds 24 USPTO granted patents and 7 EPO patents, primarily in Laser Sensor Technology. Top assignee: Optex Co., Inc.. Active years: 1991-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Iwasawa. Retrieved from https://idiyas.com/inventor/masashi-iwasawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 62.5

 

Average Co-Inventor Count = 1.3

ph-index = 4

Forward Citations = 113(Granted Patents)


Location History:

  • Ohtsu, JP (2005 - 2007)
  • Shiga, JP (2013 - 2022)
  • Otsu, JP (1991 - 2024)

Company Filing History:


Years Active: 1991-2024

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Areas of Expertise:
Laser Scanning Sensor
Error Detection Circuit
Active Infrared Sensor
Security Sensor System
Alarm System
Target Detection Method
Multistage Infrared Sensor
Stereoscopic Antenna
Infrared Detecting Apparatus
Outdoor Detection Apparatus
Passive Moving Object Detection
24 patents (USPTO):Explore Patents

Title: Masashi Iwasawa: Innovator in Laser Sensing Technologies

Introduction

Masashi Iwasawa, a prominent inventor based in Otsu, Japan, has made significant contributions to the field of laser scanning sensors, holding a notable 24 patents. His work emphasizes innovative solutions for distance measurement and detection, playing a crucial role in advancing sensor technologies.

Latest Patents

Two of Masashi Iwasawa’s latest patents focus on enhancing laser scanning sensors. The first patent describes a laser scanning sensor that includes a distance data acquisition unit to measure distance in various directions. This sensor features a memory for storing background distance information and a mirror surface determination unit to detect the presence of reflecting surfaces. It also incorporates a human body determination unit to identify potential human presence and an alarm output control unit to signal alerts when necessary.

The second patent centers on a sophisticated design for a laser scanning sensor that operates with a pulse laser beam. It utilizes a light-emitting element, a rotary polygon mirror with multiple reflective surfaces, and a drive motor for direction control. Additionally, it employs an encoder to monitor mirror rotation and a control/calculation unit for acquiring precise distance information based on the timing of reflected beams.

Career Highlights

Masashi Iwasawa has dedicated his career to Optex Co., Inc., a leading company in optical technology. His focus on laser scanning technology has positioned him as a key figure in the field. With his extensive patent portfolio, he demonstrates a consistent ability to innovate and address complex problems in sensor technology.

Collaborations

Throughout his career, Iwasawa has collaborated with talented colleagues such as Hiroyuki Ikeda and Seongho Cho. These partnerships have been instrumental in developing cutting-edge technologies and advancing the capabilities of laser scanning sensors.

Conclusion

Masashi Iwasawa stands out as a noteworthy inventor in the realm of optical sensors, particularly with his advancements in laser scanning technology. His work at Optex Co., Inc. and his collaborative efforts with fellow innovators underscore his commitment to enhancing detection and measurement solutions, making a lasting impact in the industry.

Profile summary based on public USPTO records.
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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