Location History:
- Kanagawa, JP (1992)
- Takaishi, JP (1994)
- Osakasayama, JP (1999 - 2000)
- Osaka-fu, JP (1997 - 2002)
- Sodegaura, JP (2005)
- Chiba, JP (2004 - 2014)
Company Filing History:
5 out of 1,786 
3 out of 1,379 
1 out of 10 Years Active: 1992-2014
Title: Innovations of Hiroyoshi Watanabe – A Pioneer from Chiba, Japan
Introduction
Hiroyoshi Watanabe is an esteemed inventor based in Chiba, Japan, holding a notable portfolio of 9 patents. His contributions to the field of chemical engineering and materials science reflect his innovative spirit and dedication to advancing technology.
Latest Patents
Watanabe's latest patents showcase his inventive prowess. One significant patent details a method for producing unsaturated carboxylic acid-modified vinyl alcohol polymer. This method involves reacting a vinyl alcohol polymer and an unsaturated carboxylic acid compound in the presence of an appropriate acid catalyst, yielding a useful gas barrier film or laminate. The process includes two essential steps: a reaction step to form the polymer and an ion exchange step to remove acidic catalysts using an anion exchange resin.
Another noteworthy invention is a process for producing a 1,3-dialkyl-2-imidazolidinone compound. This innovative process utilizes readily available alkylene oxides and incorporates various components such as carbon dioxide and monoalkylamine. By heating at a temperature of 50°C or higher, the reaction yields the desired compound efficiently, which can be produced on an industrial scale.
Career Highlights
Watanabe has made significant professional strides during his career. He has worked with renowned companies such as Mitsui Chemicals, Inc. and Mitsui Toatsu Chemicals, Incorporated. His experiences in these organizations have contributed to his expertise and innovative outputs in the patent landscape.
Collaborations
Throughout his career, Watanabe has collaborated with notable colleagues, including Toshihiko Takaki and Masaru Tanabe. These partnerships have fostered a creative environment conducive to the development of groundbreaking inventions, further enhancing his contributions to the industry.
Conclusion
Hiroyoshi Watanabe stands out as a prolific inventor whose innovative processes continue to impact the fields of polymers and chemical production. With a solid foundation of patents and collaborations with industry leaders, his work not only reflects his individual talent but also significantly advances technological progress in his focus areas. The ongoing influence of his patents highlights the importance of innovation in shaping the future of materials 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.