Location History:
- Soka, JP (1988 - 1992)
- Ibaraki, JP (2002)
- Tsukuba-gun, JP (2003)
- Yawara-mura, JP (1998 - 2007)
- Tsukubamirai, JP (2010 - 2013)
- Kitakatsushika-gun, JP (2014 - 2019)
Company Filing History:
22 out of 1,461 
1 out of 832,718 Years Active: 1988-2019
Title: **Tsuneo Ishigaki: Innovator in Gate Valve Technology**
Introduction
Tsuneo Ishigaki, hailing from Kitakatsushika-gun, Japan, is a prominent inventor renowned for his significant contributions to the field of gate valve technology. With an impressive portfolio of 23 patents, Ishigaki has demonstrated his innovative capabilities through a series of patents that advance the engineering of valve systems.
Latest Patents
Among his latest endeavors, Ishigaki has designed a groundbreaking gate valve that enhances the efficiency and reliability of valve systems. This innovative gate valve features a unique configuration where two connected surfaces perpendicular to each other of a valve plate housing frame can be firmly affixed to two perpendicular side walls of a chamber. By employing a fixation screw, which generates a thrust force through a sophisticated cam mechanism, Ishigaki's design allows for superior stability and performance in valve operations.
Additionally, he has developed another gate valve featuring a balance room on one side wall of the valve box facing the processing chamber. This design includes a first seal member surrounding a pathway, a second seal member, and a strategically placed balance port for pressure equalization. This innovative feature ensures that, when the valve is closed, the internal pressures remain uniform, providing enhanced operational reliability.
Career Highlights
Throughout his career, Tsuneo Ishigaki has been associated with notable companies, including SMC Corporation. His experience in these organizations has facilitated his exploration of valve technologies, enabling him to transform theoretical concepts into patented inventions that are applied in real-world scenarios.
Collaborations
Ishigaki has collaborated with esteemed colleagues, including Hiromi Shimoda and Hiroshi Ogawa. Their collective expertise in valve engineering has fostered an environment of creativity and innovation, allowing for the development of advanced solutions to complex engineering challenges.
Conclusion
Tsuneo Ishigaki stands out as an influential figure in the realm of valve technology, with a robust portfolio of patents that reflect his commitment to innovation. His latest designs not only improve functional performance but also pave the way for future advancements in the engineering of gate valves. As the industry evolves, Ishigaki's contributions will undoubtedly continue to make a significant impact.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.