Location History:
- Shibukawa, JP (1993 - 1999)
- Itoigawa, JP (2017 - 2018)
Company Filing History:
5 out of 475 
2 out of 58,129 
1 out of 877 Years Active: 1993-2018
Title: Hirohisa Otake: Innovations in Polyvinyl Compounds
Introduction
Hirohisa Otake, an accomplished inventor based in Shibukawa, Japan, has made significant contributions to the field of materials science. With a total of 5 patents to his name, he has established himself as a notable figure in the development of advanced polymer technologies.
Latest Patents
Among his latest innovations is a patent for "Modified Polyvinyl Alcohol and Process for Producing the Same." This invention introduces modified PVA that incorporates unsaturated double bonds derived from a specific monomer within the molecular main chain. The modified polyvinyl alcohol contains bond units that provide unique properties desirable in various applications.
Another significant patent is for an "Interlayer for Laminated Glass," which emphasizes enhanced sound insulating properties in laminated glass constructions. This invention involves an interlayer film made of modified polyvinyl acetate and a plasticizer, effectively improving the acoustic performance of laminated glass. The laminated glass assembly comprises multiple constituent members with the interlayer film sandwiched in between, begetting superior sound insulation.
Career Highlights
Hirohisa Otake has worked with renowned companies such as Denki Kagaku Kogyo Kabushiki Kaisha and Sony Corporation. His experience in these organizations has allowed him to harness his skills in polymer chemistry and innovation, leading to the development of his impactful patents.
Collaborations
In his professional journey, Otake has collaborated with notable colleagues, including Satoshi Ozai and Akio Nishijima. Their joint efforts have contributed to advancements in materials that benefit various industries, particularly those that require high-performance polymers.
Conclusion
Hirohisa Otake continues to inspire through his innovative mindset and dedication to research in polymer materials. His patents not only signify his creativity but also pave the way for future innovations in the field, highlighting the critical importance of intellectual property in fostering technological advancement.
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.