Company Filing History:
Years Active: 1991-1992
Title: Koichi Sagawa: Innovator in Vacuum Cleaner Technology
Introduction
Koichi Sagawa is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of vacuum cleaner technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and effectiveness of cleaning devices.
Latest Patents
One of his latest patents is a suction nozzle with a rotary brush for vacuum cleaners. This design features a front side flexible member positioned along the opening front edge of the suction nozzle's main body. The flexible member includes multiple opening grooves and is strategically placed at a dent wall of the suction nozzle. A suction guide wall is formed between the flexible member and the suction opening, which is located at a dent portion above the bottom face of the nozzle. This innovative design allows large solid dust at corner areas to be smoothly directed into the suction opening, ensuring thorough cleaning operations.
Career Highlights
Koichi Sagawa has been associated with Hitachi, Ltd., where he has contributed to various advancements in vacuum cleaner technology. His work has been instrumental in improving the functionality and user experience of cleaning devices.
Collaborations
He has collaborated with notable coworkers such as Syuji Watanabe and Susumu Satoh, who have also contributed to the innovations in the field.
Conclusion
Koichi Sagawa's contributions to vacuum cleaner technology exemplify the impact of innovative design on everyday appliances. His patents reflect a commitment to enhancing cleaning efficiency, making a significant mark in the industry.