Tokorozawa, Japan

Hirohisa Ishida

This inventor holds 2 USPTO granted patents. Top assignees: Hitachi Denshi Kabushiki, Hitachi Denshi Kabushiki Kaisha. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirohisa Ishida. Retrieved from https://idiyas.com/inventor/hirohisa-ishida

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 1998

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2 patents (USPTO):Explore Patents

Title: Hirohisa Ishida: Innovator in Digital Oscilloscope Technology

Introduction

Hirohisa Ishida is a notable inventor based in Tokorozawa, Japan. He has made significant contributions to the field of digital oscilloscopes, holding 2 patents that showcase his innovative approach to waveform data storage and power consumption reduction.

Latest Patents

Ishida's latest patents include a method and system for storing waveform data of a digital oscilloscope. This invention features an acquisition memory that utilizes a dual port serial access memory to store and read digital waveform data received from an A/D converter. The display memory also employs a dual port serial access memory, allowing for efficient data management during the display of waveform data. Additionally, he has developed a power supply system aimed at reducing the power consumption of digital oscilloscopes. This system intelligently de-energizes circuits based on user-defined operation modes and inactivity periods, enhancing the efficiency of the device.

Career Highlights

Throughout his career, Ishida has worked with prominent companies, including Hitachi Denshi and Hitachi Denshi Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to advancements in digital technology.

Collaborations

Ishida has collaborated with notable coworkers such as Masanori Saito and Mitsunobu Iwabuchi. Their collective expertise has likely fostered an environment of innovation and creativity in their projects.

Conclusion

Hirohisa Ishida's contributions to digital oscilloscope technology reflect his dedication to innovation and efficiency. His patents not only enhance the functionality of oscilloscopes but also address critical issues such as power consumption.

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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