This inventor holds 1 USPTO granted patent. Top assignees: Eagle Industry Co., Ltd., Kabushiki Kaisha Toyota Jidoshokki. Active years: 2008.
Company Filing History:
1 out of 543 
1 out of 1,894 
Years Active: 2008
Title: Hajime Ichiyasu: Innovator of the Lip-Type Seal
Introduction
Hajime Ichiyasu is a notable inventor based in Tokyo, Japan. He is recognized for his innovative contributions to sealing technology, particularly through his development of the lip-type seal. With a single patent to his name, Ichiyasu has made a significant impact in his field.
Latest Patents
Ichiyasu's patent, titled "Lip-type seal," features a unique design that includes a seal ring made of elastic material. This design incorporates an annular fitted part that fits into a housing and a lip part that extends inwardly in a radial direction, resembling a substantially conical ring. The lip part is designed to contact a shaft, while a support ring provides structural integrity. The tapered cross-section of the lip part enhances its functionality, ensuring effective sealing.
Career Highlights
Throughout his career, Hajime Ichiyasu has worked with prominent companies, including Eagle Industry Co., Ltd. and Toyota Jidoshokki Co., Ltd. His experience in these organizations has contributed to his expertise in sealing technologies and product development.
Collaborations
Ichiyasu has collaborated with notable colleagues such as Koichiro Oiyama and Yasuhiro Ikeda. Their combined efforts have further advanced the innovations in sealing technology.
Conclusion
Hajime Ichiyasu's contributions to the field of sealing technology, particularly through his lip-type seal patent, highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in engineering solutions.