This inventor holds 8 USPTO granted patents and 3 published patent applications. Top assignees: Nec Corporation, Renesas Electronics Corporation. Active years: 2010-2019.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Minato-ku, JP (2012 - 2014)
- Tokyo, JP (2010 - 2019)
Company Filing History:


Years Active: 2010-2019
Title: Innovator Spotlight: Kazuhisa Sunaga
Introduction: Kazuhisa Sunaga, based in Tokyo, Japan, is a distinguished inventor with a total of eight patents to his name. His contributions span various fields of technology, showcasing his innovative spirit and technical prowess.
Latest Patents: Among his latest inventions, Kazuhisa Sunaga developed a groundbreaking Switching Output Circuit. This circuit enables accurate control of output power through the use of eight switching means, two electric storage means, and a control means that manages the conduction states. The system facilitates the switching of power supplied from a direct-current source to an inductive load. Another notable invention is a Pulled Discharge Device and Method, which features a controller that determines the interruption time based on a predetermined time ratio, allowing for efficient alternation between discharge and pause in chemical batteries.
Career Highlights: Sunaga has had an impressive career, with significant tenures at NEC Corporation and Renesas Electronics Corporation. His experiences in these technology giants have undoubtedly contributed to his skills and insights as an inventor, enabling him to push the boundaries of technology.
Collaborations: Throughout his career, Kazuhisa has collaborated with notable colleagues, including Kouichi Yamaguchi and Osamu Ishibashi. These associations reflect a strong network of talented individuals in the field of innovation.
Conclusion: Kazuhisa Sunaga stands out as a remarkable figure in the world of invention, with a robust portfolio of patents that highlight his capabilities. His work continues to impact the technological landscape, inspiring future innovators to pursue their ideas and drive advancements in their respective fields.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile