Location History:
- Saitama, JP (2009)
- Utsunomiya, JP (2015)
- Wako, JP (2011 - 2018)
Company Filing History:
5 out of 21,927 
1 out of 89 Years Active: 2009-2018
Title: Morinobu Kawamura: Innovator in Bearing Technology
Introduction
Morinobu Kawamura is a notable inventor based in Wako, Japan. He has made significant contributions to the field of bearing technology, holding a total of 5 patents. His work focuses on improving the performance and reliability of bearing systems.
Latest Patents
Kawamura's latest patents include a grease composition for hub unit bearings. This invention provides a grease composition that utilizes a mixture of hydrocarbon synthetic oil and ester type synthetic oil. The composition specifies that the ester type synthetic oil should comprise 20 to 50 parts by mass relative to 100 parts by mass of the total oil mixture, with a kinematic viscosity at 40°C of 20 to 80 mm/s. Additionally, the thickener used in this composition is a urea compound. Another significant patent is a bearing seal structure, which features a ridge portion on the inner race, a groove portion on the outer race, and a grease reservoir defined by these components. This design effectively contains grease to provide a seal between the inner and outer races.
Career Highlights
Throughout his career, Morinobu Kawamura has worked with prominent companies such as Honda Motor Co., Ltd. and Kyodo Yushi Co., Ltd. His experience in these organizations has allowed him to develop innovative solutions that enhance the functionality of bearing systems.
Collaborations
Kawamura has collaborated with notable coworkers, including Akira Fujiwara and Tasuku Sakurai. Their combined expertise has contributed to advancements in bearing technology.
Conclusion
Morinobu Kawamura's contributions to bearing technology through his patents and collaborations highlight his role as an influential inventor in the field. His innovative approaches continue to impact the industry positively.