Location History:
- Hyogo, JP (1987 - 1990)
- Fujiidera, JP (1992 - 1993)
- Osaka, JP (1996)
Company Filing History:
Years Active: 1987-1996
Title: Innovations of Toshinobu Katafuchi
Introduction
Toshinobu Katafuchi is a notable inventor based in Fujiidera, Japan. He has made significant contributions to the field of electrostatic charging and motor control devices. With a total of 7 patents to his name, Katafuchi continues to innovate and improve technologies used in various applications, particularly in copying machines.
Latest Patents
One of his latest patents is a cleaning device for an electrostatic charger. This device is designed for a SCOROTRON type electrostatic charger used in image forming apparatuses, such as copying machines. It features a first cleaning member that contacts the discharge wire and a second cleaning member that contacts the grid wire. These cleaning members are alternately brought into contact with their respective wires during the forward and return strokes, ensuring effective cleaning.
Another significant patent is a motor control device that includes an improved braking control arrangement. This device is utilized for controlling a DC motor responsible for secondary paper feeding in copying machines. The motor is initially rotated at high speed and then decelerated to a process speed after a set time. The control device applies a short-circuiting brake during deceleration, allowing for reliable speed reduction without variation in braking. The braking is released precisely when the motor reaches the desired process speed, ensuring smooth operation.
Career Highlights
Katafuchi works at Mita Industrial Co., Ltd., where he has been able to apply his innovative ideas and technical expertise. His work has significantly impacted the efficiency and functionality of devices used in the copying industry.
Collaborations
He collaborates with talented coworkers, including Syuji Yamada and Arihiro Tsunoda, who contribute to the development of advanced technologies alongside him.
Conclusion
Toshinobu Katafuchi's contributions to the field of electrostatic charging and motor control devices highlight his innovative spirit and dedication to improving technology. His patents reflect a commitment to enhancing the efficiency of copying machines, making him a valuable figure in the industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.