HK

Hirofumi Kyutoku

OC Osaka Gas Co.: 5 patents #37 of 689Top 6%
Overall (All Time): #1,053,491 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5593776 Fluororesin composites Takuya Ueno, Masayuki Inamori 1997-01-14
5292460 Method of manufacturing a high bulk density carbon fiber felt Kouichi Yamamoto, Yoshihisa Otani 1994-03-08
5242723 Formed thermal insulator and process for preparation of same Kimio Kitano, Kengo Hamada, Koichi Yamamoto, Takahiko YOSHIKAWA 1993-09-07
5145732 High bulk density carbon fiber felt and thermal insulator Kouichi Yamamoto, Yoshihisa Otani 1992-09-08
4996102 Composite non-woven fabric material Hiroyuki Matsuoka, Yoshihisa Otani 1991-02-26