Kenichi Nagashige

Title: Kenichi Nagashige: Innovator in Semiconductor Technology

Introduction

Kenichi Nagashige is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 16 patents. His work has been instrumental in advancing methods for testing and handling semiconductor devices.

Latest Patents

Among his latest patents is a method of testing a semiconductor device and suctioning a semiconductor device in the wafer state. This innovation involves a semiconductor device equipped with an alignment mark recognizable by conventional wafer probers. The design includes a redistribution layer that connects the electrodes of the semiconductor device to electrode pads positioned in predetermined locations. Additionally, metal posts are formed on the electrode pads, which are configured to provide external connection electrodes. A mark member, made from the same material as the metal posts, is also created on the redistribution layer, serving as an alignment mark in a predetermined positional relationship with the metal posts.

Career Highlights

Kenichi Nagashige has had a distinguished career, working with notable companies such as Fujitsu Corporation and Fujitsu Semiconductor Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.

Collaborations

Throughout his career, Nagashige has collaborated with esteemed colleagues, including Hirohisa Matsuki and Norio Fukasawa. These partnerships have contributed to the successful development of his patents and innovations.

Conclusion

Kenichi Nagashige's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in semiconductor testing and handling methods.