This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignee: Yamaha Corporation. Active years: 1989-2019.
Location History:
- Shizuoka, JP (1993 - 1999)
- Hamamatsu, JP (1989 - 2019)
Company Filing History:
Years Active: 1989-2019
Title: **Innovations by Hiroaki Ohmuro in Musical Instrument Design**
Introduction
Hiroaki Ohmuro, an innovative inventor based in Shizuoka, Japan, has made significant contributions to the field of musical instrument design. With a total of five patents to his name, Ohmuro has focused on enhancing the sound quality and manufacturing processes of musical instruments, leading to advancements that benefit both musicians and manufacturers.
Latest Patents
Ohmuro's latest innovations include a laminated plyboard designed specifically for musical instruments. This laminated plyboard reduces the loss of vibration energy caused by internal friction, all while maintaining high rigidity at an affordable cost. The design features a first layer and a second layer, both consisting of distinct materials, with an impregnated layer made of phenol sandwiched in between. The impregnated layer is engineered to have a higher rigidity coefficient than the layers surrounding it, resulting in improved sound performance.
Additionally, he has developed a percussion instrument equipped with tone bars that are specifically designed to generate clear tones. These tone bars, which are rectangular and parallelopiped in shape, connect to a supporting bar at their central points to enable the production of unique vibrational characteristics. The invention regulates the ratio of width to thickness at a frequency ratio of 1:2, enhancing both the clarity of the percussion sounds and their harmonious intervals.
Career Highlights
Ohmuro's career has been closely associated with Yamaha Corporation, a leading company in the musical instrument industry. His work at Yamaha has allowed him to apply his innovative ideas in practical applications, resulting in designs that advance the quality and functionality of musical instruments.
Collaborations
Throughout his career, Ohmuro has collaborated with several notable colleagues, including Minoru Nakano and Norishige Terada. These partnerships have fostered a creative environment that encourages the continuous development of new concepts and product designs in the realm of music.
Conclusion
Hiroaki Ohmuro's contributions to musical instrument innovation demonstrate how thoughtful design and material science can enhance sound quality and performance. His patents reflect a commitment to advancing the art of music-making and highlight the significance of innovation within the industry. As he continues to work with Yamaha Corporation and his talented coworkers, the future looks promising for further advancements in musical instruments.