Location History:
- Fukaya, JP (1992)
- Gunma, JP (1995 - 2010)
- Gunma-ken, JP (2001 - 2010)
- Annaka, JP (1999 - 2017)
Company Filing History:
32 out of 5,966 
1 out of 126 
2 out of 832,680 Years Active: 1992-2017
Title: Innovations and Contributions of Tadakatsu Shimada
Introduction
Tadakatsu Shimada, based in Annaka, Japan, is a prolific inventor with an impressive portfolio of 34 patents to his name. His work primarily focuses on advancements in materials science, particularly in the field of light transmitting metal oxides and magneto-optical ceramics. Shimada's innovative contributions have the potential to impact various applications, including optical isolators for fiber lasers.
Latest Patents
Shimada's recent patents showcase his innovative approach to manufacturing advanced materials. One notable patent is the "Light transmitting metal oxide sintered body manufacturing method," which outlines a method for obtaining a light-transmitting sintered body primarily composed of metal oxide. This method involves hot isostatic pressing at a carefully controlled temperature range of 1000-2000°C. The technique is aimed at enhancing the light-transmitting properties through systematic temperature regulation during the pressing process.
Another significant patent is for a "Magneto-optical ceramic material and method for selecting same." This invention focuses on an oxide ceramic material designed for Faraday rotators used in optical isolators. The unique composition, characterized by specific oxide formulas, enables these materials to provide excellent polarization states and large extinction ratios while facilitating the miniaturization of optical devices.
Career Highlights
Throughout his career, Tadakatsu Shimada has collaborated with various companies, including Shin-Etsu Chemical Co., Ltd. His work at these institutions has allowed him to develop and patent innovative materials that reflect his expertise and commitment to advancing technology in the field of optics and materials.
Collaborations
Shimada has also partnered with esteemed colleagues such as Hideo Hirasawa and Waichi Yamamura. These collaborations have further enriched his inventions and contributed to breakthroughs in the areas of magneto-optical materials and light transmission technologies.
Conclusion
Tadakatsu Shimada's work exemplifies the spirit of innovation and dedication to improving scientific understanding through patentable inventions. His advanced techniques in material synthesis and characterization continue to pave the way for new applications in optics and beyond, establishing him as a significant figure in contemporary material science.
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.