Location History:
- Kanagawa, JP (1993 - 1994)
- Wako, JP (1999 - 2002)
- Yokosuka, JP (1992 - 2004)
Company Filing History:
9 out of 52,751 
1 out of 10,092 
3 out of 832,880 Years Active: 1992-2004
Title: Innovations of Kouji Hirano
Introduction
Kouji Hirano is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of image forming technology, holding a total of 13 patents. His work focuses on enhancing the quality and efficiency of image formation processes.
Latest Patents
Hirano's latest patents include an image forming apparatus and a developing device and method used in the same. The developing device is designed to maintain stabilized image quality by accurately controlling the toner carry amount. It features a developing roller that receives toner from a toner feed roller, forming a toner layer through the application of a bias voltage. The system detects the current flowing from the toner layer forming blade to select the appropriate toner carry amount, ensuring optimal printing operations. The image forming apparatus is capable of using mono-component nonmagnetic toner, allowing for consistent image quality despite variations in toner carry quantity and chargeability.
Career Highlights
Throughout his career, Kouji Hirano has worked with prominent companies, including Kabushiki Kaisha Toshiba. His innovative approaches have led to advancements in image forming technologies, making a lasting impact in the industry.
Collaborations
Hirano has collaborated with notable individuals such as Minoru Yoshida and Kazuhiko Kikuchi. Their combined expertise has contributed to the development of cutting-edge technologies in the field.
Conclusion
Kouji Hirano's contributions to image forming technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in image quality and efficiency.