This inventor holds 36 USPTO granted patents and 20 published patent applications and 5 EPO patents, primarily in Organic Electroluminescence. Top assignees: Idemitsu Kosan., Ltd., Ricoh Company, Ltd., Nippon Telegraph and Telephone Corporation. Active years: 1988-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Machida, JP (1997 - 2001)
- Chiyoda-ku, JP (2014 - 2018)
- Saitama, JP (2023)
- Tokyo, JP (1988 - 2024)
- Musashino, JP (2022 - 2024)
Company Filing History:






Years Active: 1988-2026
Areas of Expertise:
Title: **Masatoshi Saito: A Pioneer in Edible Inkjet Innovations**
Introduction
Masatoshi Saito is a renowned inventor based in Tokyo, Japan, with an impressive portfolio of 23 patents. His work primarily focuses on the development of innovative inkjet inks that are not only effective but also safe for consumption.
Latest Patents
Saito's latest patents include groundbreaking formulations of edible inkjet inks. One noteworthy patent describes an inkjet ink that incorporates food color derived from sodium copper chlorophyllin alongside other pigments. This formulation is specifically engineered to prevent pigment precipitation during long-term storage, ensuring the ink remains viable over time. Additionally, he has developed a tablet featuring print patterns created using this unique inkjet ink, enhancing its utility in edible applications. Another innovative patent showcases an ink that exhibits minimal discoloration over time, allowing for stable color printing on both low and high ink permeability surfaces. This gray ink incorporates a combination of food dyes, including Red No. 3 and Red No. 40, which further exemplifies his commitment to quality and safety in edible ink formulations.
Career Highlights
Throughout his distinguished career, Masatoshi Saito has contributed significantly to the field of inkjet technology. He has held positions in prominent companies, notably Ricoh Company, Ltd. and Nippon Telegraph and Telephone Corporation. His experiences at these organizations have influenced his innovative approaches and have enabled him to push the boundaries of ink development.
Collaborations
Saito has worked alongside talented individuals such as Hisao Watanabe and Tooru Maruyama. Their collaborative efforts have undoubtedly contributed to the advancement of edible ink technology and have led to several impactful inventions that address consumer needs.
Conclusion
Masatoshi Saito's contributions to the field of edible inkjet inks reflect his innovative spirit and dedication to safe consumption. With 23 patents to his name, his work continues to pave the way for edible printing solutions that merge creativity with functionality. As the industry evolves, Saito's inventions will play a crucial role in shaping the future of food presentation and safety.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile