Hachioji, Japan

Hideaki Ishihara

This inventor holds 7 USPTO granted patents and 1 EPO patent. Top assignees: Olympus Optical Company, Ltd., Olympus Corporation, Olympus Medical Systems Corporation. Active years: 1993-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideaki Ishihara. Retrieved from https://idiyas.com/inventor/hideaki-ishihara-iitlkmve

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


% Patents Active = 71.4


Average Co-Inventor Count = 3.2

ph-index = 4

Forward Citations = 161(Granted Patents)


Location History:

  • Hachioji, JP (1995 - 2013)
  • Tokyo, JP (1993 - 2021)

Company Filing History:


Years Active: 1993-2021

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7 patents (USPTO):Explore Patents

Title: The Ingenious Mind of Hideaki Ishihara: A Pioneer in Power Supply and Endoscopy Technologies

Introduction: Hideaki Ishihara is an accomplished inventor based in Hachioji, Japan, known for his significant contributions to technology, particularly in power supply systems and medical endoscopy. With a remarkable portfolio of 7 patents, Ishihara has made strides that enhance functionality and safety in critical applications.

Latest Patents: Among his latest innovations, Ishihara's control apparatus for a power supply system stands out. This invention includes a battery coupled with a battery sensor to monitor its state. The device features a generator that supplies power, operated by a sophisticated controller. This controller not only manages normal charging based on sensor data but also incorporates a failsafe mechanism to prioritize charging during abnormal sensor conditions. Additionally, the controller ensures that the battery reaches full charge before returning to its standard operational mode.

Another noteworthy invention is his endoscope system and lens unit, which integrates a light source apparatus with an endoscope equipped with both an illumination optical system and an objective optical system. This system features an adjustable diaphragm that operates in conjunction with a specially insertable filter, allowing for enhanced observation in diverse lighting conditions.

Career Highlights: Throughout his career, Hideaki Ishihara has been affiliated with prestigious organizations like Olympus Optical Company, Ltd. and Olympus Medical Systems Corporation. His experience in these companies has notably contributed to his development of cutting-edge technologies that aid in medical diagnostics and treatment.

Collaborations: Ishihara has worked alongside esteemed colleagues such as Kiyoshi Tsuji and Akihiro Miyashita. Their collaboration has likely fostered an environment conducive to innovation, combining their expertise to create groundbreaking advancements in their fields.

Conclusion: Hideaki Ishihara’s innovative spirit and technical expertise have established him as a significant figure in the realms of power supply control and endoscopic technology. His patents serve not only as a testament to his inventiveness but also as a foundation for future developments in these critical technology sectors. Through his work, Ishihara continues to influence and enhance the way we approach power management and medical procedures.

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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