Location History:
- Saitama, JP (1990)
- Hasuda, JP (1992 - 1995)
- Tokyo, JP (1997)
Company Filing History:
2 out of 66 
1 out of 405 
1 out of 2 
Years Active: 1990-1997
Title: Innovations and Contributions of Inventor Noriaki Harigai
Introduction: Noriaki Harigai, based in Hasuda, Japan, is an accomplished inventor with a strong portfolio of four patents. His work primarily focuses on advancements in aliphatic polyester compositions, especially in the field of stretched blow molding articles. His innovative contributions are notable for their potential applications in various industrial sectors.
Latest Patents: One of Harigai's latest patents involves the preparation of stretched blow molding articles using a specific aliphatic polyester composition. This composition features a melting point of at least 70 degrees Celsius and includes a combination of an aliphatic polyester copolymer and polybutylene succinate. The copolymer, characterized by a high molecular weight and specific reactants, provides enhanced properties that can influence performance in applications requiring durability and flexibility. This invention highlights recent advancements and methodologies in producing high molecular weight aliphatic polyesters and films.
Career Highlights: Noriaki Harigai has made significant contributions while working with notable companies such as Showa Highpolymer Co., Ltd. and Showa Denko Kabushiki Kaisha. His expertise in polymer chemistry and material science has allowed him to innovate within these organizations, fostering improvements in production processes and material quality.
Collaborations: Throughout his career, Harigai has collaborated with esteemed coworkers such as Eiichiro Takiyama and Takashi Fujimaki. These professional relationships have enabled the exchange of knowledge and facilitated the development of pioneering technologies that push the boundaries of current polymer applications.
Conclusion: Noriaki Harigai's inventive spirit and dedication to his craft have led to impactful advancements in the field of aliphatic polyesters. His patents not only reflect his technical skills but also contribute significantly to the materials science domain, laying the groundwork for future innovations in manufacturing and product design.
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.