Location History:
- Yokohama, JA (1977)
- Nagano-ken, JP (1998)
- Kanagawa-ken, JP (1997 - 2004)
- Yokahama, JP (2013)
- Kanagawa, JP (1995 - 2014)
- Yokohama, JP (1978 - 2021)
Company Filing History:
33 out of 322 
3 out of 3 
2 out of 16,453 
Years Active: 1977-2021
Title: The Innovative Mind of Shoichi Ishikawa: A Pioneer in Strain Wave Gearing
Introduction: Shoichi Ishikawa is a notable inventor based in Yokohama, Japan, with an impressive portfolio of 38 patents. His contributions have significantly advanced the field of strain wave gearing, showcasing his deep understanding of mechanical engineering and innovative design principles.
Latest Patents: Two of Shoichi Ishikawa's latest patents demonstrate his expertise in this area. The first patent details a stress-separation strain wave gearing design, where the addendum tooth profile of the inner and outer gears is defined by unique formulas. This design helps avoid superimposed flexion-induced bending stresses and tensile stresses caused by load torque, enhancing the transmission torque capacity of strain wave gearing.
The second patent introduces a strain wave gearing system with compound meshing that involves the congruity of tooth surfaces. The dedendum tooth profiles are expertly defined by homothetic curves that optimize the interaction between the internal and external teeth, ensuring efficient gear operation while minimizing wear and tear.
Career Highlights: Throughout his career, Shoichi Ishikawa has made significant advancements in the engineering sector, particularly in gear design and mechanics. His innovative approaches have led to numerous patents that have become fundamental in the development of modern strain wave gearing technologies.
Collaborations: Ishikawa has worked with esteemed companies such as Harmonic Drive Systems Inc. and Kabushiki Kaisha Hasegawa Haguruma. His collaborations with talented individuals, including Noboru Takizawa and Yoshihide Kiyosawa, have further enhanced his inventions and contributions to the industry.
Conclusion: Shoichi Ishikawa's dedication to innovation and engineering excellence is evident through his extensive patent portfolio. His work continues to influence the field of strain wave gearing, proving that imagination coupled with technical skill can lead to groundbreaking inventions. As he moves forward, the legacy of his inventions will surely pave the way for future advancements in mechanics and engineering.
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.