This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignees: Ibiden Company Limited, Other. Active years: 2003-2015.
Company Filing History:
3 out of 1,483 
1 out of 834,411 Years Active: 2003-2015
Title: Kazuhisa Kitajima: Innovator in Printed Wiring Board Technology
Introduction
Kazuhisa Kitajima is a notable inventor based in Ogaki, Japan. He has made significant contributions to the field of printed wiring board technology, holding a total of 4 patents. His work has advanced the manufacturing processes and design of printed wiring boards, which are essential components in modern electronic devices.
Latest Patents
One of his latest patents is for a printed wiring board that includes multiple conductive layers with conductive circuits. This design features multiple resin insulation layers with openings, where the uppermost layer serves as the outermost layer. The board also includes multiple via conductors that connect the conductive circuits in the layers, along with component-loading pads made of copper foil for electronic components. Another patent focuses on a method for manufacturing a printed wiring board, which involves several steps including forming a resin insulation layer on a metal foil and creating openings for via conductors to connect the conductive circuit to the metal foil.
Career Highlights
Kazuhisa Kitajima has worked with Ibiden Company Limited, where he has applied his expertise in printed wiring board technology. His innovative approaches have contributed to the development of advanced electronic components.
Collaborations
Throughout his career, Kitajima has collaborated with notable colleagues such as Ayao Niki and Ayumi Suzuki. These partnerships have fostered a creative environment that has led to significant advancements in their field.
Conclusion
Kazuhisa Kitajima's contributions to printed wiring board technology highlight his role as an influential inventor. His patents and collaborations reflect his commitment to innovation in the electronics industry.