This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignees: Sumitomo Rubber Industries Limited, Nakata Engineering Co., Ltd.. Active years: 2018-2021.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 4,548 
1 out of 7 Years Active: 2018-2021
Title: Noboru Ishihara: Innovator in Tire Technology
Introduction
Noboru Ishihara is a notable inventor based in Kobe, Japan, recognized for his contributions to tire technology. He holds three patents that reflect his innovative approach to improving the durability and efficiency of tire manufacturing processes.
Latest Patents
One of Ishihara's latest patents is a pressure roller for shaping tire members. This invention aims to enhance durability by preventing breakage of each roller piece over extended use. The pressure roller is designed to press the surface of a tire member made from unvulcanized rubber. It features a support shaft and multiple elastically deformable roller pieces that are arranged along the axial direction of the support shaft. Each roller piece is independently rotatably supported and has a pressing surface that contacts the tire member.
Another significant patent is a gear pump device for rubber extrusion. This device is engineered to prolong maintenance intervals by preventing rubber scorch at the gear support-shaft portion. It includes a bushing ring that supports the gear's support-shaft portion within the gear-housing bore. The bushing ring is equipped with a built-in bearing and sealing means, which includes a uniquely designed seal ring that enhances its functionality.
Career Highlights
Throughout his career, Ishihara has worked with prominent companies such as Sumitomo Rubber Industries Limited and Nakata Engineering Co., Ltd. His experience in these organizations has contributed to his expertise in tire technology and rubber processing.
Collaborations
Ishihara has collaborated with notable colleagues, including Hiroyuki Onimatsu and Kimitaka Yoshimura. Their joint efforts have likely fostered innovation and advancements in their respective fields.
Conclusion
Noboru Ishihara's work exemplifies the spirit of innovation in tire technology. His patents not only address critical issues in manufacturing but also pave the way for future advancements in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile