Location History:
- Toyama, JP (1980 - 1994)
- Toyama-ken, JP (1996 - 2002)
Company Filing History:
5 out of 11 
1 out of 832,880 Years Active: 1980-2002
Title: **Innovations of Masao Hosoda: A Pioneer in Copper Alloy Engineering**
Introduction
Masao Hosoda, an accomplished inventor based in Toyama-ken, Japan, has made significant contributions to the field of materials engineering. With a total of six patents to his name, his work primarily focuses on innovative copper alloys and their applications in various mechanical components. His expertise has paved the way for advancements in durability and functionality in the manufacturing industry.
Latest Patents
Among Masao Hosoda's notable inventions are two key patents that demonstrate his innovative approaches to alloy design and application:
1. **Cutting-free Bronze Alloys**: This patent describes a cutting-free bronze alloy that is substantially free of lead, containing 1 to 13 wt. % of tin, up to 18 wt. % of zinc, and various other elements. The unique composition allows for versatility in application, particularly in plumbing faucets and fixtures, as well as sliding members, showcasing his ability to enhance product performance through material innovation.
2. **Method of Connecting a Sliding Member to a Synchronizer Ring**: In this invention, a high-performance composite-material synchronizer ring is developed for use in automobile transmissions. The synchronization ring combines an iron material with a wear-resistant copper alloy, bonded via hot working methods. This configuration not only increases load resistance but also enhances the overall durability of automotive components.
Career Highlights
Throughout his career, Masao Hosoda worked with notable organizations in the industry, including Chuetsu Metal Works Co., Ltd. His tenure at these companies has allowed him to translate theoretical innovations into practical applications, bridging the gap between research and manufacturing.
Collaborations
Masao Hosoda has collaborated with esteemed colleagues such as Kunio Nakashima and Wataru Yago. These partnerships have enabled a fruitful exchange of ideas and expertise, further enhancing the quality and impact of their work in materials research.
Conclusion
Masao Hosoda exemplifies the innovative spirit of inventors who contribute significantly to technological advancement. His patents not only demonstrate his commitment to enhancing material properties but also reflect his understanding of industry needs. As an inventor, Hosoda continues to inspire future generations of engineers and innovators.