Location History:
- Saitama, JP (2001 - 2007)
- Wako, JP (2019)
Company Filing History:
5 out of 10,092 
2 out of 21,927 
Years Active: 2001-2019
Title: **Innovative Mind of Shigeyuki Hara: A Journey Through Internal Combustion Engineering**
Introduction
Shigeyuki Hara, an accomplished inventor based in Saitama, Japan, has made significant contributions to the field of internal combustion engines. With a remarkable portfolio of 7 patents, Hara's innovative spirit has paved the way for advancements that enhance engine performance and durability.
Latest Patents
Among Hara's latest inventions, the internal combustion engine showcases groundbreaking features. His design includes a driving-sprocket cam chain guide that extends beyond the winding termination point of the cam chain. This extension positions the guide body adjacent to the cam chain tensioner's sliding surface, effectively preventing cam chain dropout. This innovation not only reduces the load on the cam chain tensioner but also improves the durability of the tensioner lifter.
Another noteworthy patent involves enhancing combustibility in an engine's intake port. Hara's design presents an intake flow control port portion with strategically placed first and second projecting portions. By increasing the difference in intake gas velocity, this invention significantly optimizes flow characteristics, ensuring an effective distribution of gas velocities in various regions of the intake port.
Career Highlights
Shigeyuki Hara's career is marked by significant tenures at prestigious companies such as Honda Giken Kogyo Kabushiki Kaisha and Honda Motor Co., Ltd. His work at these leading automotive manufacturers has allowed him to refine his expertise and drive innovations that align with modern engineering demands.
Collaborations
Throughout his career, Hara has collaborated with esteemed colleagues including Hiroyuki Uchida and Masaharu Ugai. These partnerships have fostered a creative exchange of ideas, further enhancing the quality and impact of their collective work in engine technology.
Conclusion
With his inventive prowess and substantial contributions to internal combustion engineering, Shigeyuki Hara remains an influential figure. His patents continue to inspire advancements in automotive technology, reflecting his commitment to innovation and excellence in the field.