Hachioji, Japan

Masahiko Sasaki

This inventor holds 46 USPTO granted patents, primarily in Endoscopic Technology. Top assignees: Olympus Optical Company, Ltd., Asahi Kogaku Kogyo Kabushiki Kaisha, Pentax Corporation. Active years: 1986-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Sasaki. Retrieved from https://idiyas.com/inventor/masahiko-sasaki

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


% Patents Active = 97.8

Average Co-Inventor Count = 4.7

ph-index = 22

Forward Citations = 1,654(Granted Patents)


Location History:

  • Hachiji, JP (1993)
  • Hachioji, JP (1986 - 1997)
  • Tokyo, JP (1987 - 2000)
  • Chiba-ken, JP (2001 - 2007)
  • Chiba, JP (2001 - 2014)

Company Filing History:


Years Active: 1986-2014

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Areas of Expertise:
Endoscope
Optical Axis Adjustment
Image Processing
Electronic Endoscope
Light-source Driver
Signal Processing
Wave Front Aberration
Hood Device
Ink Transfer Printer
Movement Detection
Compound Prism
46 patents (USPTO):Explore Patents

Title: **Masahiko Sasaki: A Pioneer in Optical Innovations**

Introduction

Masahiko Sasaki is a prominent inventor based in Hachioji, Japan, with an impressive portfolio of 46 patents. His inventions primarily focus on advancements in optical systems, particularly for medical applications. With a deep understanding of engineering and innovation, Sasaki has made significant contributions that enhance the functionality and efficiency of optical devices.

Latest Patents

Sasaki's most recent patents illustrate his commitment to improving medical technology. One such invention is a **light-source driver for portable endoscopes**. This device features various components, including a first switch that controls the light-source's connection to the endoscope body, a pilot lamp indicating power status, and a warning lamp that signals when the battery voltage drops below a designated level. The second switch further enhances functionality by toggling the warning lamp in response to the state of the first switch.

Another notable invention is an **adjustment mechanism** designed to fine-tune the inclination and positioning of an optical axis. This clever design incorporates a frame plate, a plate-shaped lever, and multiple adjusters that work together to ensure precise alignment between the excitation light optical system and the white light optical system.

Career Highlights

Throughout his career, Masahiko Sasaki has made significant strides in the optical industry, contributing to leading companies such as Olympus Optical Company, Ltd. and Asahi Kogaku Kogyo Kabushiki Kaisha. His work at these organizations has played a fundamental role in the development of innovative optical products that benefit a wide range of applications, particularly in the medical field.

Collaborations

Sasaki has had the privilege of working alongside esteemed colleagues in his field, including Masao Uehara and Masahide Kanno. These collaborative efforts have fostered an environment of creativity and innovation, allowing for the advancement of technologies that push the boundaries of what is possible in optical engineering.

Conclusion

Masahiko Sasaki's contributions to the field of optical innovations signify his status as a leading inventor. With his extensive patent portfolio and collaborations with notable industry figures, he continues to shape the future of medical technology through his innovative designs. As the medical field evolves, the impact of Sasaki's inventions will undoubtedly serve as a vital resource in improving patient care and advancing optical capabilities.

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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