Location History:
- Tokyo, JP (1993)
- Chiba, JP (1999 - 2012)
Company Filing History:
3 out of 2,899 
2 out of 38 
1 out of 33,490 
Years Active: 1993-2012
Title: The Innovative Journey of Keizo Kumano
Introduction
Keizo Kumano is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of watchmaking, holding a total of six patents. His work has been instrumental in advancing the design and functionality of wristwatches.
Latest Patents
Among his latest innovations is a wristwatch case with a strap. This design showcases his commitment to enhancing user experience and aesthetic appeal in timepieces.
Career Highlights
Kumano has had a distinguished career, working with renowned companies such as Seiko Instruments Inc. and Seiko Watch Corporation. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative watch technologies.
Collaborations
Throughout his career, Kumano has collaborated with talented individuals, including Katsunori Kume and Kengo Nishiyama. These partnerships have fostered creativity and innovation in his projects.
Conclusion
Keizo Kumano's contributions to the watch industry through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the design and functionality of wristwatches today.