Location History:
- Kusatsu, JP (2013 - 2015)
- Osaka, JP (2011 - 2024)
Company Filing History:
Years Active: 2011-2025
Title: Innovations by Hirohito Maeda
Introduction
Hirohito Maeda is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of inkjet technology, holding a total of 12 patents. His work focuses on developing advanced ink compositions and cleaning methods for inkjet printers.
Latest Patents
One of Maeda's latest patents is an aqueous inkjet ink composition. This composition contains a pigment, an alkali-soluble resin, a surfactant, a water-soluble solvent, colloidal silica, and water. The surfactant includes two types: one with an HLB value equal to or greater than 3 and less than 10, and another with an HLB value of 10-20. The water-soluble solvent has a boiling point of 170-250° C at 1 atm, and the colloidal silica percentage ranges from 0.05-2 mass %. This innovative ink composition boasts excellent storage stability, mechanical stability, discharge stability, coating film drying properties, and cissing resistance.
Another notable patent is for a cleaning fluid used in inkjet printers. This cleaning fluid is designed to clean areas of the printer where the aqueous ink adheres. It includes a surfactant, an antiseptic, and water. The surfactant has a polyoxyalkylene skeleton and an HLB of 9-20, while the antiseptic contains a compound with a hydantoin skeleton, with a content of 0.05-0.3 mass %. This cleaning fluid is effective without damaging nozzle plates made of silicone and offers satisfactory storage stability and antiseptic effects.
Career Highlights
Hirohito Maeda has worked with notable companies such as Sakata Inx Corporation and Daikin Industries, Ltd. His experience in these organizations has contributed to his expertise in inkjet technology and innovation.
Collaborations
Maeda has collaborated with talented individuals in his field, including Keisuke Shimatani and Satoshi Yagi. These collaborations have likely enhanced his research and development efforts.
Conclusion
Hirohito Maeda's contributions to inkjet technology through his patents and collaborations highlight his innovative spirit and dedication to advancing the field. His work continues to influence the development of more efficient and effective inkjet systems.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.