This inventor holds 3 USPTO granted patents. Top assignees: Renesas Technology Corp., Hitachi Tohbu Semiconductor, Ltd., Other. Active years: 2002-2005.
Company Filing History:
2 out of 3,781 
1 out of 35 
1 out of 834,453 Years Active: 2002-2005
Title: Norinaga Arai: Innovator in Semiconductor Manufacturing
Introduction
Norinaga Arai is a notable inventor based in Ueda, Japan, recognized for his contributions to semiconductor manufacturing. With a total of 3 patents, Arai has made significant advancements in the efficiency of semiconductor device production.
Latest Patents
Arai's latest patents include a method of manufacturing a semiconductor device and a fabrication apparatus for a semiconductor device. This innovative method aims to reduce the number of manufacturing steps while rationalizing the manufacturing line. The semiconductor device is a high-frequency module that is assembled by mounting chip parts and semiconductor pellets onto wiring substrates formed on a matrix substrate after inspection. A defect mark is affixed to a wiring substrate as a block judged to be defective during the inspection of the matrix substrate. In subsequent assembling steps, the defect mark is recognized, allowing the omission of the assembling work for the wiring substrate with the defect mark, thereby enhancing the efficiency of the manufacturing process.
Career Highlights
Throughout his career, Arai has worked with prominent companies such as Renesas Technology Corporation and Hitachi Tohbu Semiconductor, Ltd. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Arai has collaborated with notable coworkers, including Susumu Takada and Akio Ishizu, further enriching his professional journey and contributions to the field.
Conclusion
Norinaga Arai's work in semiconductor manufacturing exemplifies innovation and efficiency. His patents and career achievements highlight his significant role in advancing technology in this critical industry.