Location History:
- Numazu, JP (1985 - 2012)
- Shizuoka, JP (2012 - 2017)
Company Filing History:
38 out of 28,566 
1 out of 32 
Years Active: 1985-2017
Title: **Minoru Hakiri: A Pioneer in Inkjet Technology**
Introduction
Minoru Hakiri, a renowned inventor based in Shizuoka, Japan, has significantly contributed to the field of inkjet technology. With an impressive portfolio of 38 patents, Hakiri has focused on developing high-performance inkjet recording inks and related devices, leading to advancements in printing technology.
Latest Patents
Among his latest innovations are several patents concerning inkjet recording ink, ink cartridges, inkjet recording methods, and inkjet recording devices. One of his notable patents describes an inkjet recording ink that consists of water, a water-soluble organic solvent, a pigment, and a phosphate group-containing copolymer. This copolymer contains specific structural units crucial for enhancing the quality of the ink, enabling it to produce vibrant colors and high-resolution prints. The innovative composition not only improves the performance of the ink but also demonstrates versatility and efficiency in various inkjet applications.
Another patent elaborates on the formulation of an inkjet recording ink that similarly includes water, a water-soluble solvent, a pigment, and a phosphate group-containing copolymer. The unique structural aspects of this copolymer ensure that the ink adheres better to substrates, thereby enhancing print durability and quality.
Career Highlights
Throughout his career, Minoru Hakiri has worked with prestigious companies, including Ricoh Company, Ltd. and Goo Chemical Company, Ltd. His contributions to these organizations have led to significant advancements in printing technologies and enhanced products that cater to consumer and industrial needs.
Collaborations
Hakiri has collaborated with talented individuals in the industry, including Mitsuru Naruse and Shin Hasegawa. Their combined expertise has fostered innovation in inkjet technology, resulting in numerous patents and advancements that have pushed the boundaries of what inkjet printing can achieve.
Conclusion
Minoru Hakiri's dedication to innovation in inkjet technology has made him a key figure in the field. With numerous patents to his name and collaborations that amplify his impact, Hakiri continues to advance printing technologies that are integral to both everyday consumers and specialized industries. His work exemplifies how technological advancements can be shaped by persistence, creativity, and expertise in the realm of innovation.