Location History:
- Hachioji, JP (1994 - 1999)
- Numazu, JP (2000 - 2003)
- Shizuoka-ken, JP (2005)
- Shizuoka, JP (2002 - 2007)
- Mishima, JP (2006 - 2017)
- Tokyo, JP (1992 - 2018)
Company Filing History:
30 out of 90,594 
10 out of 5,729 
2 out of 4,226 
Years Active: 1992-2018
Title: Seiji Yamaguchi: Innovator in Inkjet Technology from Shizuoka, Japan
Introduction
Seiji Yamaguchi is a prominent inventor based in Shizuoka, Japan, recognized for his significant contributions to the field of inkjet technology. With an impressive portfolio of 48 patents, Yamaguchi has been a vital force in advancing ink heating devices and ink cartridges for various printing solutions.
Latest Patents
Among his latest innovations are two pivotal patents:
1. **Ink Heating Device and Inkjet Recording Device** - This technology describes an ink heating device integrated within an inkjet recording device. It features an ink tank and at least one heater designed to heat the ink effectively. The ink tank consists of multiple subtanks aligned along its length, with the heaters strategically positioned to maintain a higher temperature at both ends, ensuring optimal ink flow and performance.
2. **Ink Cartridge and Inkjet Recording Apparatus** - This patent details a design for an ink cartridge housing gel ink intended for an inkjet system. The ink cartridge consists of an ink pack with a soft film material container and an ink lead-out section. The outer box provides a structure to support pressure application on the ink container, featuring a lead-out opening and perforation line to enable easy access to the ink supply.
Career Highlights
Yamaguchi has built his career working with esteemed companies such as Canon Inc. and Olympus Optical Company, Ltd. His tenure at these renowned organizations has allowed him to refine his expertise and contribute to significant advancements in printing technologies.
Collaborations
Throughout his career, Yamaguchi has collaborated with talented professionals, including Masahide Kinoshita and Masao Uyama. These partnerships have facilitated the exchange of ideas and fostered innovative solutions within the inkjet technology domain.
Conclusion
Seiji Yamaguchi stands out as a visionary inventor dedicated to enhancing inkjet technology through his inventive patents. His work has not only elevated printing solutions but also forged pathways for future innovations in the industry. With an ongoing commitment to excellence, Yamaguchi continues to inspire the next generation of inventors and engineers.
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.