Location History:
- Fujisawa, JP (2003)
- Kanagawa, JP (2002 - 2005)
Company Filing History:
Years Active: 2002-2025
Title: Hiroshi Ishiwada: Innovator in Bearing Technology
Introduction
Hiroshi Ishiwada is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of bearing technology, holding a total of 6 patents. His work focuses on enhancing the performance and durability of various bearing systems.
Latest Patents
One of Ishiwada's latest patents is for a deep-groove ball bearing. This innovative design includes an outer ring, an inner ring, a plurality of balls, and a seal member. The axial cross-sectional width is smaller than the radial cross-sectional height, and the thickness of the inner ring is greater than that of the outer ring. Additionally, the pitch diameter of the ball is larger than the median diameter between the inner diameter of the inner ring and the outer diameter of the outer ring. This design allows for reduced width and weight, secured load capacity, prevention of grease leakage, and an extended service lifespan. Another notable patent is for a bearing apparatus composed of two bearings, each featuring a crown-shaped retainer. In this apparatus, a lubricant is filled into its raceways, and preloads are applied from both the inner and outer rings, enhancing the overall performance of the bearing system.
Career Highlights
Hiroshi Ishiwada is currently associated with NSK Corporation, a leading company in the bearing industry. His innovative designs and patents have contributed to the advancement of bearing technology, making significant impacts on various applications.
Collaborations
Ishiwada has collaborated with notable coworkers, including Mamoru Aoki and Takayuki Miyagawa. Their combined expertise has fostered a creative environment that encourages innovation in bearing technology.
Conclusion
Hiroshi Ishiwada's contributions to bearing technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the industry, ensuring improved performance and reliability in bearing systems.
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.