Company Filing History:
3 out of 35,689 
1 out of 373 
Years Active: 1989-2004
Title: Norio Tagawa: Innovator in Ultrasonic Technology and Disk Drive Engineering
Introduction
Norio Tagawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of ultrasonic technology and disk drive engineering. With a total of 4 patents to his name, Tagawa's work showcases his innovative spirit and technical expertise.
Latest Patents
One of Tagawa's latest patents is an ultrasonic transmitter/receiver utilizing pulse compression. This invention features a quartz rod with specific dimensions designed to optimize mode conversion efficiency. The rod's design allows for flexibility while maintaining a favorable range for ultrasound transducer performance. Another notable patent is for a magnetic disk drive that incorporates a clamping structure to reduce disk deformation. This design includes a spindle hub, spacer, and clamp ring, which work together to ensure the stability of the disks during operation.
Career Highlights
Throughout his career, Norio Tagawa has worked with notable companies such as NEC Corporation and Japan Science and Technology Corporation. His experience in these organizations has contributed to his development as an inventor and has allowed him to refine his skills in engineering and technology.
Collaborations
Tagawa has collaborated with esteemed colleagues, including Hiroshi Koriyama and Kenji Itoh. These partnerships have fostered an environment of innovation and creativity, leading to advancements in their respective fields.
Conclusion
Norio Tagawa's contributions to ultrasonic technology and disk drive engineering highlight his role as a significant inventor. His patents reflect a commitment to innovation and excellence in engineering.