This inventor holds 7 USPTO granted patents. Top assignees: Panasonic Corporation, Nec Corporation, Pioneer Corporation. Active years: 2000-2012.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Izumi, JP (2009)
- Tokyo, JP (2000 - 2010)
- Kagoshima Prefecture, JP (2008 - 2012)
Company Filing History:



Years Active: 2000-2012
Title: The Innovative Contributions of Shinji Hirakawa
Introduction
Shinji Hirakawa is a notable inventor based in Kagoshima Prefecture, Japan. He has made significant contributions to the field of display technology, particularly in plasma display panels. With a total of 7 patents to his name, Hirakawa's work has had a lasting impact on the industry.
Latest Patents
Hirakawa's latest patents include a method, circuit, and program for driving plasma display panels. This method involves dividing one field corresponding to an image into multiple sub-fields, with specific steps for forming wall charges and generating light emissions for display. Another notable patent is for a plasma display device that maintains excellent and stable display quality, even when the discharge start voltage varies. This innovation ensures that the charge state in display cells remains constant, contributing to improved display performance.
Career Highlights
Throughout his career, Hirakawa has worked with prominent companies such as Panasonic Corporation and NEC Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in display technology.
Collaborations
Hirakawa has collaborated with esteemed colleagues, including Mitsuhiro Ishizuka and Hajime Homma. These partnerships have fostered a creative environment that has led to innovative solutions in the field.
Conclusion
Shinji Hirakawa's contributions to plasma display technology are noteworthy and demonstrate his commitment to innovation. His patents and collaborations reflect a dedication to advancing the industry and improving display quality.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile