Location History:
- Sendai, JP (1995)
- Nagano, JP (1995 - 2023)
Company Filing History:
6 out of 70 
5 out of 118 
2 out of 24 
Years Active: 1995-2025
Title: The Innovative Mind of Keigo Hoshikawa: Patents and Contributions to Metal Oxide Crystals
Introduction: Keigo Hoshikawa, based in Nagano, Japan, is a prominent inventor with a remarkable portfolio of 10 patents. His contributions primarily focus on the production of high-quality metal oxide single crystals, which have significant applications in various technological fields.
Latest Patents: Hoshikawa's latest innovations include two notable patents:
1. **Production Apparatus for Metal Oxide Single Crystal**: This invention features a specialized production apparatus containing a crucible designed to house both a crystal raw material and a seed crystal. The apparatus includes a heater that effectively heats the crucible and a cooling rod that manages heat loss at one end of the crucible, playing a crucial role in the growth process of the single crystal.
2. **Production Apparatus for Gallium Oxide Crystal**: This apparatus provides a functional solution to prevent harmful substances generated within the furnace from diffusing into the surrounding environment. It consists of a furnace heated to temperatures above 1,500°C, along with a heating mechanism, inlet and exhaust pipes, and a dedicated harmful substance elimination device to ensure safety and efficiency during production.
Career Highlights: Throughout his career, Keigo Hoshikawa has worked with esteemed organizations, including Fujikoshi Machinery Corporation, where he honed his skills in developing advanced production technologies. He also contributed to academic advancements at Shinshu University, blending industrial innovation with research-based approaches.
Collaborations: Hoshikawa's work has often been collaborative, notably alongside talented coworkers like Takumi Kobayashi and Toshinori Taishi, who have contributed to his inventive processes and research initiatives. Their joint efforts in the field of crystal growth technology have fostered innovative solutions and advancements.
Conclusion: Keigo Hoshikawa stands out as a dynamic inventor in the realm of materials science, particularly with his extensive work on metal oxide single crystals. His patented technologies not only exemplify his expertise but also highlight his commitment to advancing the field, making a lasting impact on both industry and academia.
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.