This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignees: Aoki Science Institute Co., Ltd., Aisan Industry Co., Ltd., Kotobuki Kinzoku Kogyo Co., Ltd.. Active years: 2012-2015.
Company Filing History:
4 out of 6 
2 out of 81 
2 out of 2 
Years Active: 2012-2015
Title: Hirobumi Ohira: Innovator in Metal Casting Technologies
Introduction
Hirobumi Ohira is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of metal casting, holding a total of 4 patents. His innovative work focuses on developing oil type release agents and methods that enhance the efficiency and effectiveness of metal casting processes.
Latest Patents
Ohira's latest patents include an oil type release agent for metal casting, which comprises 0-7.5% by mass of water and a solubilizing agent. This agent is designed to improve the release of cast metals from molds. Additionally, he has developed a spray method and an electrostatic spray apparatus that utilize this oil type release agent. Another significant patent involves an oil type release agent for die casting, which contains a specific mixture of solvents, high viscosity mineral oils, and additives that enhance lubricating functions. This agent is engineered to operate effectively within a defined range of dynamic viscosity and flash points.
Career Highlights
Throughout his career, Hirobumi Ohira has worked with reputable companies such as Aoki Science Institute Co., Ltd. and Ryobi Limited. His experience in these organizations has allowed him to refine his expertise in metal casting technologies and contribute to advancements in the industry.
Collaborations
Ohira has collaborated with notable individuals in his field, including Koji Togawa and Hisaharu Aoki. These partnerships have fostered innovation and the sharing of ideas, further enhancing the development of new technologies in metal casting.
Conclusion
Hirobumi Ohira's contributions to metal casting through his patents and collaborations highlight his role as an influential inventor in this field. His work continues to impact the industry positively, paving the way for future innovations.