Location History:
- Tokyo-To, JP (1999)
- Shizuoka, JP (1985 - 2005)
Company Filing History:
4 out of 305 
2 out of 2 
1 out of 23 
Years Active: 1985-2005
Title: Yoshio Hirayama: Innovator in Surface Modification Technologies
Introduction
Yoshio Hirayama is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of surface modification technologies, holding a total of 6 patents. His innovative approaches have enhanced the properties of various substrates, particularly in the realms of plastics and glass.
Latest Patents
Hirayama's latest patents include a method of modifying the surface of plastic substrates. This method involves processing a plastic substrate with functional water obtained through electrolysis or containing active oxygen or hydrogen. The process selectively removes alkali and/or halogen components from the surface layer, stabilizing or removing oligomers in the resin matrix. This innovation prevents deterioration of the resin and improves the adhesion strength and durability of coatings applied to the substrate. Another significant patent is a method for finishing glass substrates. This technique cleans a preliminarily polished glass surface by using functional water with a positive ORP potential during the final rinsing step. This process repairs the glass structure, resulting in higher surface hardness and improved corrosion resistance.
Career Highlights
Throughout his career, Yoshio Hirayama has worked with prominent companies, including Nippon Light Metal Company, Ltd. and Unip Corporation Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative techniques in surface modification.
Collaborations
Hirayama has collaborated with notable colleagues such as Koichi Yoshida and Yasuo Oka. Their combined expertise has contributed to advancements in the technologies they have developed.
Conclusion
Yoshio Hirayama's contributions to surface modification technologies have made a significant impact in various industries. His innovative methods continue to enhance the performance and durability of materials, showcasing the importance of research and development in the field of inventions.
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.