Location History:
- Kurume, JP (1998)
- Oomuta, JP (2004)
Company Filing History:
Years Active: 1998-2004
Title: The Innovations of Hirofumi Kama
Introduction
Hirofumi Kama, an accomplished inventor from Oomuta, Japan, has contributed to the field of technology with his significant innovations. With a total of two patents to his name, Kama has focused his efforts on enhancing the performance and durability of various devices, particularly in the realms of fixing members used in printers and ink-jet head technology.
Latest Patents
Kama's latest patents include a groundbreaking fluorine rubber composition and an innovative ink-jet head. The fluorine rubber composition is designed for use as a surface layer material of a fixing member that securely holds toner transferred onto recording materials. This composition, which is based on vinylidene fluoride, includes several key components such as reinforcing agents, antacids, vulcanizing agents, vulcanization accelerators, spherical fillers, and solvents. These elements work together to significantly reduce toner adhesion on the fixing member's surface, ultimately preventing offset issues and enhancing the device's durability.
Meanwhile, his patent for the ink-jet head focuses on improving the thermal efficiency of the ink jets by using polycrystalline metal electrodes. The innovative design includes parameters such as a crystal grain diameter of no less than 0.1 micrometers, which minimizes oxidation and corrosion of the electrodes, thus ensuring better longevity and performance of the ink-jet head.
Career Highlights
Hirofumi Kama is affiliated with Matsushita Electric Industrial Co., Ltd., a company known for its advancements in electronics and technology. Through his work at this prestigious organization, he has been able to collaborate and innovate alongside esteemed professionals, further enriching his contributions to the industry.
Collaborations
In his career, Kama has worked closely with colleagues such as Yoshihiro Kiyomura and Hiroyuki Noda. These collaborations have likely fostered an environment of creativity and problem-solving, allowing for a shared influx of ideas that push the boundaries of technology.
Conclusion
Hirofumi Kama represents the innovative spirit of modern inventors. His patents not only address immediate technological challenges but also pave the way for future advancements in the field. As an inventor, Kama continues to display a commitment to enhancing device performance and reliability, solidifying his place in the realm of technological innovation.