Osaka, Japan

Yoshinobu Kasai

This inventor holds 3 USPTO granted patents. Top assignee: Daihen Corporation. Active years: 1998-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshinobu Kasai. Retrieved from https://idiyas.com/inventor/yoshinobu-kasai

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1998-2019

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3 patents (USPTO):Explore Patents

Title: The Innovative Mind of Yoshinobu Kasai

Introduction: Yoshinobu Kasai is a prominent inventor based in Osaka, Japan, known for his exceptional contributions to the field of radio-frequency technology. With a total of three patents to his name, Kasai's innovations are pushing the boundaries of high-frequency power sources and phase difference detection, marking significant advancements in both industrial and academic landscapes.

Latest Patents: Among Kasai's latest inventions is a high-frequency power source designed to provide a radio-frequency power source capable of outputting radio-frequency power with a desired waveform that changes at high speed. The system incorporates two DC-RF converting circuits and an RF combining circuit to amplify and combine outputs, allowing for effective switching of the phase difference and thereby producing pulsed radio-frequency power. Another noteworthy patent is focused on a phase difference detector that accurately detects the phase difference between two AC signals rapidly. This invention includes a sophisticated computation unit that processes voltages to extract DC components and compute the phase difference with high precision.

Career Highlights: Yoshinobu Kasai works with Daihen Corporation, a leading organization in the field of electrical engineering. Throughout his career, he has demonstrated a strong commitment to innovation and has played a crucial role in developing advanced technologies that resonate with both commercial and research sectors. His patents not only reflect his imaginative prowess but also his dedication to enhancing electrical power systems.

Collaborations: Collaboration has been a significant aspect of Kasai’s work, as he has teamed up with notable colleagues such as Toyokazu Kitano and Yuji Yoshizako. Together, they have contributed to the development of cutting-edge technologies that are now critical in various applications, particularly in the processing and management of electrical signals.

Conclusion: Yoshinobu Kasai exemplifies the spirit of innovation through his inventive work in the arena of radio-frequency technology. His contributions, marked by precise scientific principles and creative engineering solutions, continue to drive advancements in the field. As he forges ahead with his research, Kasai remains a figure of inspiration for future inventors and engineers aiming to make their mark on the world of technology.

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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