This inventor holds 2 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignees: Toyo Ink Sc Holdings Co., Ltd., Toyocolor Co., Ltd. Active years: 2022.
Company Filing History:
2 out of 83 
2 out of 43 Years Active: 2022
Title: The Innovative Mind of Toshihiro Tetsuka
Introduction
Toshihiro Tetsuka, an accomplished inventor based in Tokyo, Japan, has significantly contributed to the field of inkjet technology through his innovative patents. With a total of two patents, Tetsuka focuses on developing solutions that enhance the quality and efficiency of printed materials, particularly for non-permeable substrates.
Latest Patents
Tetsuka's latest patents include a pretreatment liquid and an ink set designed specifically for aqueous pigment inkjet printing. The first patent describes a pretreatment liquid that incorporates resin microparticles, a surfactant featuring polyoxyalkylene alkyl ether, and a coagulant that is either a polyvalent metal salt or a cationic polymer compound. This pretreatment liquid is engineered to improve adhesion on diverse substrates and is characterized by its water absorptivity at a specific temperature and humidity. The second patent focuses on an ink set comprising the pretreatment liquid and an aqueous pigment inkjet ink, optimizing printed image quality while minimizing color bleeding and unevenness.
Career Highlights
Throughout his career, Toshihiro Tetsuka has been associated with prominent companies specializing in ink manufacturing, including Toyo Ink SC Holdings Co., Ltd. and Toyocolor Co., Ltd. His work in these organizations has allowed him to innovate and refine products that meet the evolving demands of the printing industry.
Collaborations
Tetsuka has collaborated with notable colleagues such as Masahiro Sugihara and Kazumasa Hattori. These partnerships have fostered a dynamic environment for innovation, enabling the development of advanced printing solutions that push the boundaries of technology.
Conclusion
Toshihiro Tetsuka's contributions to the field of inkjet technology demonstrate his commitment to innovation and quality. Through his groundbreaking patents and collaborative efforts, he continues to shape the future of printing, ensuring enhanced performance and quality for users around the globe. His work exemplifies the intersection of creativity and technical expertise, making him a distinguished inventor in the industry.