This inventor holds 19 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: The Yokohama Rubber Co., Ltd.. Active years: 1991-2009.
Location History:
- Kanagawa-ke, JP (2005)
- Kanagawa-ken, JP (2002 - 2006)
- Kanagawa, JP (2003 - 2006)
- Hiratsuka, JP (1991 - 2009)
Company Filing History:
Years Active: 1991-2009
Title: **Hirohisa Hazama: Innovator in Tire Technology**
Introduction
Hirohisa Hazama, a prolific inventor based in Kanagawa-ken, Japan, holds an impressive portfolio of 19 patents. His work primarily revolves around innovative tire designs that enhance safety and performance on challenging road conditions.
Latest Patents
Among his notable inventions is the innovative pneumatic tire specifically designed for use on iced and snowed road surfaces. This tire features a tread surface that includes multiple main grooves extending in a circumferential direction, along with lateral grooves that run width-wise. These grooves create distinct blocks, each equipped with a ground contact face that incorporates several pairs of sipes. The arrangement of these sipes allows for improved traction and control, making it ideal for adverse weather conditions.
Career Highlights
Hirohisa Hazama is affiliated with The Yokohama Rubber Co., Ltd., where he has made significant contributions to the field of tire technology. His inventions reflect a commitment to enhancing vehicle safety and performance, particularly in challenging environments.
Collaborations
Hazama collaborates with notable colleagues such as Izumi Kuramochi and Kenichiro Endo. These partnerships have fostered a collaborative atmosphere that encourages innovation and the development of cutting-edge tire solutions.
Conclusion
Hirohisa Hazama exemplifies the spirit of innovation in the automotive industry. With a focus on improving tire designs for icy and snow-covered roads, his contributions are invaluable, and his patent portfolio continues to grow, paving the way for safer driving experiences.