Kawasaki, Japan

Jun Koshiyama

USPTO Granted Patents = 25 


Average Co-Inventor Count = 3.5

ph-index = 6

Forward Citations = 70(Granted Patents)


Location History:

  • Chigasaki, JP (2000)
  • Fujisawa, JP (2004)
  • Kawasaki, JP (2004 - 2016)
  • Kanagawa, JP (1996 - 2020)

Company Filing History:


Years Active: 1996-2020

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25 patents (USPTO):

Title: Innovations and Contributions of Jun Koshiyama

Introduction: Jun Koshiyama is an accomplished inventor based in Kawasaki, Japan, known for his significant contributions to the field of materials science. With an impressive portfolio of 25 patents, he has exercised a profound impact on various technologies, particularly in the development of advanced porous materials.

Latest Patents: Jun Koshiyama's latest patents demonstrate his innovative approach to materials and filtration technologies. His notable inventions include a polyimide and/or polyamideimide porous body and the method for manufacturing the same. This technology focuses on creating a porous body with specific chemical groups that enhance its performance as a separation and adsorption material. Furthermore, he has developed methods for purifying liquids using this porous membrane, which effectively removes impurities such as metals while maintaining compatibility with desired flow rates. These patents underscore Koshiyama’s commitment to advancing filtration technologies that are essential in various industrial applications.

Career Highlights: Throughout his career, Jun Koshiyama has been affiliated with Tokyo Ohka Kogyo Co., Ltd., where he has played a pivotal role in research and development. His contributions have not only advanced product offerings but have also positioned the company as a leader in innovative material solutions. Koshiyama's expertise and dedication to improving filtration technologies reflect his status as a thought leader in materials science.

Collaborations: In his pursuit of innovation, Koshiyama has collaborated with esteemed colleagues, including Kazumasa Wakiya and Yoshihiro Sawada. These partnerships have fostered a creative environment that encourages the sharing of ideas, leading to new advancements and further advancements in their field.

Conclusion: Jun Koshiyama's work exemplifies the spirit of innovation and dedication within the realm of materials science. His contributions, particularly in the development of porous materials and filtration technologies, showcase the importance of creativity in solving contemporary technological challenges. As he continues to refine his inventions, Koshiyama remains an influential figure in shaping the future of material applications.

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