This inventor holds 3 USPTO granted patents and 4 published patent applications and 2 EPO patents. Top assignees: Toppan Inc., Toppan Printing Co., Ltd., Other. Active years: 1998-2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 1998-2025
Title: Innovations of Hideki Ishikawa: A Pioneer in Inkjet Technology
Introduction:
Hideki Ishikawa, a notable inventor based in Tokyo, Japan, has contributed significantly to the field of printing technology. With a total of two patents to his name, Ishikawa has made strides in enhancing the stability and quality of inkjet inks, as well as improving recording apparatus designs.
Latest Patents:
Ishikawa's most recent patents include an innovative inkjet ink formulation and a specialized chassis design for recording devices. The first patent describes an inkjet ink that exhibits minimal discoloration over time, maintaining stable color output on various ink permeability surfaces. Notably, his gray ink formulation comprises food dyes, ensuring safety for edible applications. The second patent focuses on a recording and/or reproducing apparatus, featuring a chassis equipped with a strengthening rib that enhances durability and performance while allowing for efficient signal reading from a rotating recording medium.
Career Highlights:
Throughout his career, Hideki Ishikawa has worked at Toppan Printing Co., Ltd., where he developed solutions that advance printing technology. His focus on ink composition and recording apparatus design reflects his commitment to innovation within the industry.
Collaborations:
Ishikawa has collaborated with talented colleagues, including Osamu Shigenai and Yuichi Hoshino. Their teamwork has contributed to the successful development of key technologies in their respective fields, demonstrating the power of collaboration in driving innovation.
Conclusion:
Hideki Ishikawa's work exemplifies the spirit of invention and the impact of innovative technologies in the printing industry. With his valuable patents and collaborative efforts, he continues to inspire future advancements and research in inkjet printing and recording methods. His contributions underscore the importance of innovation in enhancing product quality and functionality.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile