Location History:
- Tokyo, JP (1999)
- Yokaichiba, JP (2003 - 2011)
Company Filing History:
10 out of 228 
1 out of 39,238 
1 out of 832,843 Years Active: 1999-2011
Title: **Innovator Spotlight: Shinichiro Koshikawa**
Introduction
Shinichiro Koshikawa, based in Yokaichiba, Japan, is a noteworthy inventor with an impressive portfolio of 11 patents. His contributions primarily focus on innovative hinge devices that enhance mechanical functionality.
Latest Patents
Among his latest patents, Koshikawa's hinge device innovations demonstrate a sophisticated understanding of mechanical dynamics. One notable patent describes a hinge device where a movable member is non-turnably connected to a second hinge member. This configuration allows the movable member to turn and move along the turning axial line, with biasing provided by a coiled spring. The design includes specialized raised wall surfaces and end face cams that facilitate the conversion of spring force into a turn biasing force. Another significant invention includes a hinge pin structure that promotes frictional resistance, inhibiting unwanted rotation while maintaining functionality.
Career Highlights
Throughout his career, Koshikawa has been associated with reputable companies in the engineering and manufacturing sectors. Notably, his experience includes roles at Sugatsune Kogyo Co., Ltd. and Fujitsu Corporation, where he continues to push the boundaries of hinge technology, contributing to advancements in various mechanical applications.
Collaborations
Koshikawa has also collaborated with other innovators such as Kazuyoshi Oshima and Katsuya Imai, exchanging ideas and perspectives that have enriched his inventive processes and furthered his contributions to the field of mechanical engineering.
Conclusion
Shinichiro Koshikawa's innovative spirit and technical expertise make him a prominent figure in the realm of hinge device inventions. With a focus on improving mechanical efficiency, his patents not only showcase his ingenuity but also contribute significantly to advancements in engineering applications. As he continues to innovate, Koshikawa remains a notable inventor to watch in the future.