Location History:
- Setagaya-ku, JP (2013 - 2016)
- Tokyo, JP (2001 - 2020)
Company Filing History:
34 out of 52,751 
1 out of 16 Years Active: 2001-2020
Title: **Tadashi Tokumasu: Innovator in Electrical Machine Technology**
Introduction
Tadashi Tokumasu, a prominent inventor based in Tokyo, Japan, is recognized for his significant contributions to the field of electrical machines. With an impressive portfolio of 34 patents, Tokumasu has made substantial advancements, particularly in mechanisms related to armature windings of rotating electrical machines.
Latest Patents
Among his latest innovations, Tokumasu has developed two critical patents focused on armature windings for rotating electrical machines. The first patent describes a three-phase even-numbered-pole two-layered armature winding system, which is designed to optimize the arrangement of coil pieces across forty-five slots per pole located in a laminated iron core. This system strategically organizes the coil pieces corresponding to first, second, and third parallel circuits in the first phase belt, while the fourth, fifth, and sixth parallel circuits are housed in the second phase belt. Notably, the upper and lower coil pieces of each parallel circuit are aligned in identical-numbered positions relative to the pole center.
Tokumasu’s second patent embodies a similar concept, elaborating on the necessity of structured arrangements for functional efficiency in electrical machinery. This continuous innovation highlights his commitment to enhancing the performance and reliability of electrical devices.
Career Highlights
Throughout his career, Tadashi Tokumasu has successfully contributed to various esteemed organizations, notably Kabushiki Kaisha Toshiba and Toshiba Industrial Products Manufacturing Corporation. His tenure with these companies allowed him to push the boundaries of electrical engineering and machine design, positioning him as a leading figure in his field.
Collaborations
Tokumasu has collaborated with other notable inventors in the industry, including Masafumi Fujita and Mikio Kakiuchi. These partnerships have fostered a rich environment for innovation, leading to advancements that benefit both the commercial sector and technological research.
Conclusion
Tadashi Tokumasu stands as a notable inventor whose work continues to shape the landscape of electrical engineering. With 34 patents to his name and ongoing contributions to technological advancements, he remains a vital player in the development of efficient armature winding systems for rotating electrical machines. His innovative spirit inspires future generations of inventors and researchers.