Location History:
- Sagamihara, JP (2005 - 2011)
- Yokohama, JP (2008 - 2012)
- Kanagawa, JP (2004 - 2024)
Company Filing History:
Years Active: 2004-2024
Title: Innovations by Hiroko Ohkura
Introduction
Hiroko Ohkura is a prominent inventor based in Yokohama, Japan, with a remarkable portfolio of 26 patents. His work primarily focuses on advancements in imaging technologies, particularly related to liquid discharge systems. Ohkura's innovative contributions have significantly impacted the efficiency and effectiveness of these technologies.
Latest Patents
Among Hiroko Ohkura's latest patents are innovations such as the wiping member, wiping method, and image forming apparatus. The wiping member is designed to effectively clean the nozzle surface of a liquid discharging head. This invention features a first layer that contacts the nozzle surface, characterized by a thickness t1 that is smaller than the thickness t2 of one or more additional layers. Notably, the first layer's porosity is less than that of at least one of the other layers. Furthermore, the wiping method involves the relative movement of the liquid discharge head and a wiper soaked in a cleaning fluid that contains a lactone compound in a concentration of 5% by mass or more. This wiper comprises a first layer that contacts the nozzle surface and other layers with a combined thickness greater than t, adhering to specific porosity characteristics for optimal performance.
Career Highlights
Hiroko Ohkura has dedicated his career to innovative research and development at Ricoh Company, Ltd. His expertise in liquid discharge systems has led to significant advancements in the field of printing and image processing. His patents reflect a commitment to enhancing the quality and reliability of imaging technologies.
Collaborations
Throughout his career, Ohkura has collaborated with talented individuals such as Kazunori Ito and Eiko Hibino. These partnerships have fostered a collaborative spirit in the pursuit of ground-breaking solutions that address modern challenges in imaging technology.
Conclusion
Hiroko Ohkura's contributions to innovations in imaging technologies demonstrate the potential of creative problem-solving in advancing industry standards. His work not only exemplifies the spirit of innovation but also highlights the importance of collaboration among skilled professionals in achieving remarkable breakthroughs.