Location History:
- Tokyo, JA (1977)
- Tokyo, JP (1980 - 1993)
Company Filing History:
8 out of 1,344 
3 out of 3,132 
2 out of 2,271 
Years Active: 1977-1993
Title: Innovations of Hiroshi Kokado
Introduction
Hiroshi Kokado is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of technology, holding a total of 15 patents. His work primarily focuses on processes and devices that enhance the efficiency and effectiveness of various applications.
Latest Patents
One of his latest patents is a process for producing thin films. This innovative process involves electrotreating a dispersion or solution obtained by dispersing or dissolving a hydrophobic substance powder in an aqueous medium with a surfactant having a HLB value of 10.0 to 20.0. The method allows for the formation of a thin film of the hydrophobic substance on a cathode, which can be applied to base metals such as aluminum, making it suitable for photosensitive materials and similar applications.
Another notable patent is for an image forming apparatus. This device features a toner control system where toner, electrically charged in a prescribed polarity, is fed from a toner feed device into a toner passage. A predetermined voltage is applied to an electrode of the toner control device based on image signals from an image information generating device. This setup creates an electric field that directs the toner through the passage, allowing it to fall onto recording paper and form a desired toner image. Additionally, ultrasonic vibration with a variable frequency is applied to ensure uniform toner distribution.
Career Highlights
Hiroshi Kokado has worked with several notable companies throughout his career, including Mita Industrial Co., Ltd. and Asahi Kogaku Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise and innovative capabilities in the field.
Collaborations
He has collaborated with esteemed colleagues such as Nobuhiro Miyakawa and Eiichi Inoue, further enhancing his contributions to the industry.
Conclusion
Hiroshi Kokado's innovative work and numerous patents reflect his significant impact on technology and invention. His contributions continue to influence various applications and industries, showcasing the importance of creativity and research in advancing technology.