Location History:
- Tochigi, JP (2003 - 2009)
- Tokyo, JP (2006 - 2011)
- Kawasaki, JP (2011 - 2016)
Company Filing History:
14 out of 94 
1 out of 38 
1 out of 99 Years Active: 2003-2016
Title: Satoshi Hiranuma: Innovator in Exhaust Purification Technology
Introduction
Satoshi Hiranuma is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of exhaust purification technology, holding a total of 14 patents. His innovative designs focus on improving the efficiency and effectiveness of exhaust systems in internal combustion engines.
Latest Patents
Hiranuma's latest patents include an exhaust purification device for engines. This device features a catalyst that purifies exhaust gas using an additive. It incorporates a venturi-shaped mixing chamber that extends from a tapering portion to a constricted section, ultimately leading to a flared portion. Additionally, a swirl-generating device is positioned near the upstream section of the mixing chamber to create a swirling flow in the exhaust gas. An additive-injection device is also included, which injects the additive into the mixing chamber. Another notable patent is an exhaust purification apparatus for internal combustion engines. This device is equipped with a venturi-shaped mixing chamber located upstream of a NOx catalyst. The design includes a tapering part, a waist part, and a widening part, with specific ratios set for optimal performance.
Career Highlights
Throughout his career, Hiranuma has worked with notable companies such as Mitsubishi Fuso Truck & Bus Corporation and Tokyo Roki Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative technologies in exhaust purification.
Collaborations
Hiranuma has collaborated with several professionals in his field, including Yoshinaka Takeda and Shinichi Saito. These partnerships have contributed to the advancement of his inventions and the overall progress in exhaust purification technology.
Conclusion
Satoshi Hiranuma is a key figure in the development of exhaust purification systems, with a strong portfolio of patents that reflect his innovative spirit. His work continues to influence the automotive industry and improve environmental standards.
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.