Location History:
- Tukuba, JP (1999 - 2001)
- Tsukuba, JP (2001)
- Kanagawa-ken, JP (2004)
- Hiratsuka, JP (2005 - 2007)
- Kanagawa, JP (2011 - 2017)
- Tochigi, JP (2017)
- Miyagi, JP (2011 - 2018)
- Shinagawa-ku, JP (2018 - 2022)
- Sendai, JP (1998 - 2023)
- Tokyo, JP (2016 - 2024)
Company Filing History:
16 out of 683 
9 out of 2,247 
2 out of 58,130 
Years Active: 1998-2024
Title: Nobuyuki Koike: A Pioneer in Optical Applications and Resin Technologies
Introduction: Nobuyuki Koike, based in Tokyo, Japan, is a renowned inventor with an impressive portfolio boasting 31 patents. His work primarily focuses on the innovative applications of thermoplastic resin materials and optical technologies, which have significantly contributed to advancements in the field.
Latest Patents: Among his latest inventions, Koike has developed a thermoplastic resin laminate designed for optical applications. This laminate consists of two key layers: the first layer includes an amorphous polyester resin as its main component, while the second layer features a (meth)acrylic resin. This unique combination makes the laminate particularly suitable for transparent substrate materials and protective applications. Another significant patent is the depolarizing plate, which surpasses the efficacy of conventional depolarizing plates. This plate incorporates a light-transmitting substrate with a surface layer featuring a fine pattern of randomly disposed curved lines. These lines are arranged with a pitch not exceeding the wavelength of light, thereby exhibiting structural birefringence for enhanced optical performance.
Career Highlights: Koike has made notable strides in his career by working with leading companies, including Dexerials Corporation and Mitsubishi Gas Chemical Company, Inc. His expertise in resin applications has helped shape the direction of product development in these organizations.
Collaborations: Throughout his career, Koike has collaborated with esteemed colleagues such as Akio Takada and Koji Sasaki. Their combined efforts have led to innovative solutions and breakthroughs in materials science and optical technologies.
Conclusion: Nobuyuki Koike's contributions to the fields of thermoplastic resin and optical applications have established him as a key inventor in his domain. His 31 patents highlight his commitment to innovation and excellence, setting the stage for future developments in advanced materials.