Location History:
- Mito, JA (1977)
- Mito, JP (1980 - 1993)
Company Filing History:
3 out of 42,508 
2 out of 321 
1 out of 196 Years Active: 1977-1993
Title: Kenji Motojima: Innovator in Metal Recovery and Adsorption Technologies
Introduction
Kenji Motojima is a notable inventor based in Mito, Japan. He has made significant contributions to the fields of metal recovery and adsorption technologies. With a total of 6 patents to his name, Motojima's work has had a considerable impact on industrial processes.
Latest Patents
One of his latest patents is a method of recovering palladium by electrolysis. This innovative method involves dc-electrolyzing a palladium-containing aqueous solution that has been acidified with nitric acid. The process utilizes an electrolytic cell equipped with a platinum electrode as a cathode, allowing for the deposition and collection of palladium. The palladium-deposited cathode is then transferred to a recovery vessel containing dilute nitric acid, where it is mechanically shaken to recover the palladium. Another significant patent is for an oxine impregnated activated charcoal metal ion adsorbent. This adsorbent is designed to prevent the release of oxine from activated charcoal, even at high temperatures exceeding 150°C. The preparation involves a series of steps, including the adsorption of oxine or its derivative onto activated charcoal and subsequent chemical processes to ensure stability.
Career Highlights
Throughout his career, Kenji Motojima has worked with prominent organizations such as Hitachi, Ltd. and the Japan Atomic Energy Research Institute. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.
Collaborations
Motojima has collaborated with notable colleagues, including Matae Iwasaki and Kazuya Suzuki. These partnerships have facilitated the exchange of ideas and expertise, further enhancing the quality of his inventions.
Conclusion
Kenji Motojima's contributions to the fields of metal recovery and adsorption technologies demonstrate his innovative spirit and dedication to advancing industrial processes. His patents reflect a commitment to solving complex challenges in these areas.