This inventor holds 9 USPTO granted patents and 2 EPO patents. Top assignees: Neriki Valve Co., Ltd., Kabushiki Kaisha Neriki, The Boc Group, Inc.. Active years: 2002-2022.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Amagasaki, JP (2002 - 2006)
- Hyogo, JP (2021 - 2022)
Company Filing History:

Years Active: 2002-2022
Title: **Inventor Masaru Takeda: A Pioneer in Valve Mechanism Innovations**
Introduction
Masaru Takeda, a talented inventor hailing from Amagasaki, Japan, has made significant contributions to the field of valve mechanisms. With a total of nine patents to his name, Takeda's innovations demonstrate a deep understanding of mechanical engineering and a commitment to improving valve devices used in diverse applications.
Latest Patents
Two of Masaru Takeda's latest patents include the "Opening and Closing Handle" and the "Non-return Valve Mechanism and One-way Valve Device". The opening and closing handle patent describes an open/closed display handle designed for a valve mechanism's spindle rotation. This invention features a handle main body with a gear, a rotary display, and planetary gears that create a differential rotation mechanism, allowing users to visually recognize the valve's status.
The second patent focuses on a one-way valve device that enhances retaining residual pressure without increasing size. This non-return valve incorporates a check valve that operates in response to gas flow, ensuring efficient regulation without bulky components. The clever use of a coil spring allows for seamless movement between the valve's closed and open positions, showcasing Takeda's inventive prowess.
Career Highlights
Throughout his career, Masaru Takeda has worked with notable companies, including Neriki Valve Co., Ltd. and Kabushiki Kaisha Neriki. His experiences in these organizations have allowed him to refine his skills and contribute to advancements in valve technology.
Collaborations
Takeda has collaborated with esteemed colleagues such as Kazuyuki Miyata and Akira Oi. Their combined expertise has likely fostered an environment of innovation, leading to the development of groundbreaking solutions in valve mechanism design.
Conclusion
Masaru Takeda's inventive spirit and dedication to improving valve mechanisms have made him a prominent figure in the field. His patents not only reflect his technical abilities but also his commitment to driving innovation in the industry. As he continues to explore new ideas and technologies, Takeda's contributions will surely leave a lasting impact on the world of engineering and valve design.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile