This inventor holds 3 USPTO granted patents. Top assignees: Sony Corporation, Hitachi Global Storage Technologies Netherlands B.v.. Active years: 2008-2013.
Company Filing History:
2 out of 58,145 
1 out of 2,636 
Years Active: 2008-2013
Title: Ichiro Koyanagi: Innovator in Bearing Technology
Introduction
Ichiro Koyanagi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of bearing technology, holding a total of 3 patents. His work focuses on innovative designs that enhance the functionality and efficiency of bearing units.
Latest Patents
Koyanagi's latest patents include a bearing unit and a motor and electronic apparatus that incorporates this bearing unit. The first patent describes a bearing unit that features a shaft supported by a radial bearing and a thrust bearing. This design includes a housing that is closed except for a shaft insertion hole, along with a coming out preventing member made of a resin material. The second patent elaborates on a bearing unit that accommodates a lubricating oil to reduce rotational friction, featuring a holding member and a sealing member to prevent leakage.
Career Highlights
Throughout his career, Ichiro Koyanagi has worked with prominent companies such as Sony Corporation and Hitachi Global Storage Technologies. His experience in these organizations has allowed him to develop and refine his innovative ideas in bearing technology.
Collaborations
Koyanagi has collaborated with notable coworkers, including Kenichiro Yazawa and Hiroshi Sato. Their combined expertise has contributed to the advancement of their projects and innovations.
Conclusion
Ichiro Koyanagi's contributions to bearing technology through his patents and collaborations highlight his role as an influential inventor in the industry. His innovative designs continue to impact the field positively.