Location History:
- Iwata, JP (1994)
- Hamamatsu, JP (1987 - 2000)
Company Filing History:
9 out of 1,061 
1 out of 5 
1 out of 17 
Years Active: 1987-2000
Title: Innovations of Seiichi Nishimura
Introduction
Seiichi Nishimura is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 11 patents. His work focuses on enhancing engine efficiency and performance through innovative designs.
Latest Patents
Nishimura's latest patents include the V-shaped plural cylinder two-cycle engine. This invention features several embodiments of two-cycle crankcase compression engines equipped with exhaust control valves. These valves are designed to control the effective compression ratio of the engine and are rotatably journaled in respective cylinder banks. They are positioned equidistant from a plane that passes through the center of the valley between the cylinder banks, facilitating a common drive. In one embodiment, the exhaust control valves are located on the side of the cylinder banks adjacent to the valley, while in another, they are positioned on the outside of the cylinder banks. Another significant patent is the V-type, multi-cylinder, two-cycle engine, which introduces an improved scavenging control system. This system features a scavenging manifold that extends along one side of the crankcase chamber, communicating with individual sealed sections through scavenging control passages. A series of butterfly-type throttle valves manage the communication between the crankcase chamber and the scavenging manifold, all mounted on a common valve shaft.
Career Highlights
Throughout his career, Nishimura has worked with prominent companies such as Sanshin Kogyo and NHK Morse Co., Ltd. His experience in these organizations has contributed to his expertise in engine design and innovation.
Collaborations
Nishimura has collaborated with talented individuals in the field, including Tatsuyuki Masuda and Naoki Kato. These partnerships have likely fostered a creative environment that has led to the development of his innovative patents.
Conclusion
Seiichi Nishimura's contributions to engine technology through his patents demonstrate his commitment to innovation and improvement in the field. His work continues to influence the design and efficiency of internal combustion engines.