Hideyuki Ujiie

Title: Innovations by Hideyuki Ujiie

Introduction

Hideyuki Ujiie is a notable inventor based in Tsukuba, Japan. He has made significant contributions to the field of inkjet technology, holding two patents that showcase his innovative approach to improving inkjet image forming apparatuses.

Latest Patents

Ujiie's latest patents include a wiper and wiper mechanism designed to enhance the functionality of inkjet heads. This wiper extends toward the inkjet head and effectively wipes the nozzle surface. The design features a base section that extends in the wiper's direction, an inclined surface that gradually decreases in thickness, and a leading-end projecting section that is thinner than the base section. This innovative design ensures efficient cleaning of the nozzle surface.

Another significant patent is for an inkjet image forming apparatus and a cleaning method for such apparatuses. This invention includes inkjet heads with multiple nozzle rows for different ink colors. It features a wipe unit that utilizes wipers to clean the nozzle surfaces and a flush unit that reduces ink consumption during the flush process. This advancement prolongs the replacement cycle of mist-absorbing materials, enhancing the overall efficiency of the inkjet system.

Career Highlights

Ujiie is associated with Riso Kagaku Corporation, a company known for its advancements in printing technology. His work has contributed to the development of more efficient and effective inkjet systems, making a significant impact in the industry.

Collaborations

Ujiie has collaborated with notable colleagues such as Tomoyuki Akiyama and Hiroshi Sugitani. Their combined expertise has fostered innovation and development in their respective fields.

Conclusion

Hideyuki Ujiie's contributions to inkjet technology through his patents demonstrate his commitment to innovation and efficiency. His work continues to influence the industry, paving the way for future advancements in printing technology.