This inventor holds 2 USPTO granted patents. Top assignees: Hitachi Global Storage Technologies Netherlands B.v., International Business Machines Corporation. Active years: 1994-2005.
Company Filing History:
1 out of 2,636 
1 out of 166,325 
Years Active: 1994-2005
Title: Takao Chikazawa: Innovator in Disk Drive Technology
Introduction
Takao Chikazawa is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of disk drive technology, holding 2 patents that showcase his innovative approach to improving disk storage mediums.
Latest Patents
Chikazawa's latest patents include a disk drive disk with a landing zone that features both textured and untextured regions. This invention aims to reduce friction during the landing of the head/slider. The design positions the minimum fly height area of the head/slider over a texture-free portion of the landing zone on the disk surface. In a preferred embodiment, the landing zone of a magnetic disk is a laser texture zone with numerous bumps, strategically placed to enhance performance.
Another significant patent is for a magnetic disk slider equipped with piezo-electric vibration elements. This innovation allows the slider, which carries a transducer, to generate various vibration modes in response to different situations, such as vertical lift-off and landing. The design incorporates multiple piezo-electric elements, each receiving a different AC voltage to optimize functionality.
Career Highlights
Throughout his career, Takao Chikazawa has worked with prominent companies, including IBM and Hitachi Global Storage Technologies Netherlands B.V. His experience in these organizations has contributed to his expertise in disk drive technology and innovation.
Collaborations
Chikazawa has collaborated with notable individuals in the field, including Hidetsugu Tanaka and Atsushi Tobari. These partnerships have likely fostered a creative environment that has led to advancements in technology.
Conclusion
Takao Chikazawa's contributions to disk drive technology through his patents reflect his innovative spirit and dedication to improving storage solutions. His work continues to influence the industry and inspire future advancements.