Location History:
- Anjo, JP (2010)
- Tokyo, JP (2017)
Company Filing History:
2 out of 1,627 
1 out of 105 Years Active: 2010-2017
Title: Inventor Noritsugu Ohsawa: Pioneering Innovations in Engine Technology
Introduction
Noritsugu Ohsawa, a prominent inventor from Anjo, Japan, has made significant contributions to the field of engine technology. With two patents to his name, Ohsawa has developed innovations that enhance the performance and efficiency of internal combustion engines.
Latest Patents
Ohsawa's latest patents showcase his ingenuity and understanding of mechanical systems. One of his notable inventions is a piston designed to prevent the rotation of the moving piston unit relative to the base piston unit, while minimizing sliding resistance within the cylinder. This innovative design features a circumferential wall with skirt parts that oppose each other across a piston boss, along with side-wall parts that couple these skirts. Each side-wall part includes a penetration part for rotation prevention.
Another significant invention by Ohsawa is a variable valve gear for internal combustion engines. This system incorporates a cam lobe supported by a cam drive shaft, along with a variable valve mechanism comprising an eccentric shaft member and an intermediate rotary member. The design allows for enhanced control over the valve timing and contributes to improved engine efficiency.
Career Highlights
Throughout his career, Noritsugu Ohsawa has worked with notable companies, including Mitsubishi Jidosha Kogyo Kabushiki Kaisha and Mitsubishi Jidosha Engineering Kabushiki Kaisha. His experience in these reputable organizations has undoubtedly equipped him with the knowledge and skills necessary to innovate in the field of mechanical engineering and automotive technology.
Collaborations
Ohsawa's journey in the world of inventions has been marked by collaborations with talented individuals such as Jun Hoshikawa and Hirofumi Higashi. Working alongside these fellow innovators has contributed to the success of his projects and the generation of cutting-edge technological solutions.
Conclusion
Noritsugu Ohsawa's contributions to engine technology through his patents underline his status as a notable inventor. By addressing challenges in mechanical systems and enhancing engine efficiency, Ohsawa continues to influence the automotive industry positively. His innovative spirit and collaborative efforts serve as an inspiration for aspiring inventors in Japan and around the world.