Hino, Japan

Masahide Ohyama

This inventor holds 13 USPTO granted patents and 2 EPO patents. Top assignees: Olympus Corporation, Olympus Optical Company, Ltd., Olympus Medical Systems Corporation. Active years: 2002-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahide Ohyama. Retrieved from https://idiyas.com/inventor/masahide-ohyama

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

Calculating rank

% Patents Active = 84.6


Average Co-Inventor Count = 4.5

ph-index = 8

Forward Citations = 1,693(Granted Patents)


Location History:

  • Hino, JP (2002 - 2010)
  • Hachioji, JP (2010)

Company Filing History:


Years Active: 2002-2010

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13 patents (USPTO):Explore Patents

Title: Masahide Ohyama: Innovator in Electric Surgery Technology

Introduction

Masahide Ohyama is a prominent inventor based in Hino, Japan. He has made significant contributions to the field of medical technology, particularly in electric surgery apparatuses. With a total of 13 patents to his name, Ohyama's work has advanced the capabilities of surgical instruments and improved patient outcomes.

Latest Patents

Ohyama's latest patents include an innovative electric surgery apparatus designed for supplying electric power suitable for subject tissue. This high-frequency cauterizing power supply unit features a control circuit that manages both the power supply circuit and waveform generating circuit. The control circuit is equipped with a timer to measure output and pause periods, as well as a counter to track the number of output cycles. It can detect the setting power and output frequency based on the diameter of a blood vessel, allowing for efficient and precise surgical procedures.

Another notable patent involves an operation system and method for notifying system operation information. This treatment instrument output data analysis section includes components such as a probe ID extraction section, an output waveform extraction section, a data analysis section, and an analysis result output section. The analysis result output section can display a synthetic image on a centralized display panel, combining a frame image from an endoscopic camera with the analyzed data.

Career Highlights

Throughout his career, Masahide Ohyama has worked with leading companies in the medical technology sector, including Olympus Corporation and Olympus Optical Company, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in surgical technology.

Collaborations

Ohyama has collaborated with notable colleagues such as Kazuya Hijii and Kenji Harano. Their combined expertise has fostered a creative environment that has led to the development of groundbreaking medical devices.

Conclusion

Masahide Ohyama's contributions to electric surgery technology exemplify the impact of innovation in the medical field. His patents and collaborations continue to influence the development of advanced surgical instruments, ultimately enhancing patient care and surgical precision.

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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