KH

Kohji Hattori

NL Nippon Sheet Glass Company, Limited: 2 patents #332 of 836Top 40%
UN Unitika: 2 patents #136 of 620Top 25%
UC Unitika Glass Fiber Co.: 2 patents #4 of 23Top 20%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
Overall (All Time): #1,400,849 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11840477 Glass composition, glass fiber, glass cloth, and method for producing glass fiber Aya Nakamura, Hidetoshi Fukuchi, Junji Kurachi, Riku Sawai, Takaharu Miyazaki +1 more 2023-12-12
11773009 Glass composition, glass fiber, glass cloth, and method for producing glass fiber Aya Nakamura, Hidetoshi Fukuchi, Junji Kurachi, Riku Sawai, Takaharu Miyazaki +1 more 2023-10-03
8083943 Filtration device Kiyotaka Sugiura, Hiroyuki Oyachi 2011-12-27