This inventor holds 3 USPTO granted patents. Top assignees: Yamaha Corporation, Nippon Gakki Seizo Kabushiki Kaisha. Active years: 1987-1989.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Hamamatsu, JP (1987 - 1988)
- Shizuoka, JP (1989)
Company Filing History:
Years Active: 1987-1989
Title: Ikuji Kurokawa: Innovator in Musical Instruments and Sports Equipment
Introduction
Ikuji Kurokawa is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the fields of musical instruments and sports equipment, holding a total of 3 patents. His innovative designs reflect a deep understanding of materials and their applications in enhancing performance.
Latest Patents
Kurokawa's latest patents include a Laminated FRP sound bar for percussive musical instruments. This invention features isolated pores formed in the FRP components of the lamination, which enhances the bonding strength between adjacent components. Another significant patent is for wood-type core-shell golf club heads. This design incorporates a core made of foamable synthetic resin, surrounded by a shell of short and long fiber reinforced plastic. The unique structure of the shell improves shock transmission and provides an ideal hard touch at impact with a golf ball.
Career Highlights
Throughout his career, Kurokawa has worked with prominent companies such as Yamaha Corporation and Nippon Gakki Seizo Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative products.
Collaborations
Kurokawa has collaborated with various professionals in his field, including his coworker Kenji Ito. Their joint efforts have led to advancements in product design and functionality.
Conclusion
Ikuji Kurokawa's contributions to the fields of musical instruments and sports equipment demonstrate his innovative spirit and dedication to enhancing user experience. His patents reflect a commitment to quality and performance, making him a significant figure in his industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

