Location History:
- Kanagawa, JP (1992)
- Yamato, JP (1993 - 1995)
- Kurobe-shi, Toyama, JP (1999)
Company Filing History:
5 out of 1,145 
3 out of 832,718 Years Active: 1992-1999
Title: Innovations of Katsumasa Ohtera
Introduction
Katsumasa Ohtera is a notable inventor based in Yamato, Japan. He has made significant contributions to the field of materials science and sports equipment, particularly in the development of advanced aluminum alloys and golf club technology. With a total of six patents to his name, Ohtera's work exemplifies innovation and practical application in engineering.
Latest Patents
One of his latest patents is for a golf club head made of a hollow metal that comprises a face and a body. This design utilizes a rapidly solidified aluminum-based alloy that offers high strength, elasticity, and lightweight properties. The innovative golf club head allows for striking a ball without elastic deformation of its face, enabling the ball to fly farther while maintaining its initial speed. Additionally, the use of this alloy facilitates the creation of a larger head and longer shaft, which enhances the accuracy and distance of the stroke.
Another significant patent is for a superplastic aluminum-based alloy material. This material consists of a matrix formed of aluminum or a supersaturated aluminum solid solution, with an average crystal grain size ranging from 0.005 to 1 micrometer. The alloy includes particles made of stable or metastable phases of various intermetallic compounds, which are evenly distributed in the matrix. This superplastic aluminum-based alloy is produced from rapidly solidified materials and is particularly suited for superplastic working, showcasing Ohtera's expertise in advanced material development.
Career Highlights
Throughout his career, Katsumasa Ohtera has worked with various companies, including Yoshida Kogyo K.K. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the field of materials science and engineering.
Collaborations
Ohtera has collaborated with notable coworkers such as Tsuyoshi Masumoto and Akihisa Inoue. Their combined expertise has likely fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Katsumasa Ohtera's contributions to the fields of materials science and sports equipment through his innovative patents highlight his role as a leading inventor. His work continues to influence the industry and inspire future innovations.
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.