This inventor holds 17 USPTO granted patents. Top assignees: Fuji Photo Film Company, Limited, Oji-National Co., Ltd.. Active years: 1985-1996.
Company Filing History:
17 out of 16,458 
1 out of 1 Years Active: 1985-1996
Title: Kenji Kunichika: Innovator in Lithographic Printing Technology
Introduction
Kenji Kunichika is a prominent inventor based in Shizuoka, Japan. He has made significant contributions to the field of lithographic printing technology, holding a total of 17 patents. His innovative methods have advanced the efficiency and effectiveness of printing processes.
Latest Patents
Among his latest patents is a method for preparing a lithographic printing plate. This method involves imagewise exporting a PS plate that consists of an aluminum substrate with an anodized layer and a light-sensitive layer. The development of the PS plate is achieved using a developer that includes an aqueous solution of an alkali metal silicate. This method allows for a substantial reduction in the amount of developer needed, ensuring stable developing treatment over extended periods without the formation of insolubles. Another notable patent is a concentrated dampening water composition for lithographic printing. This composition includes a hydrophilic polymeric compound, a pH buffering agent, and a water-miscible organic solvent, among other components. These innovations contribute to improved printing quality and efficiency.
Career Highlights
Kenji Kunichika has worked with notable companies such as Fuji Photo Film Company, Limited and Oji-National Co., Ltd. His experience in these organizations has allowed him to refine his expertise in lithographic printing technology and contribute to various advancements in the field.
Collaborations
Throughout his career, Kunichika has collaborated with esteemed colleagues, including Hiroshi Matsumoto and Hisao Ohba. These partnerships have fostered a creative environment that has led to the development of innovative solutions in printing technology.
Conclusion
Kenji Kunichika's contributions to lithographic printing technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the efficiency and quality of printing processes today.