KK

Kunio Koyama

NS Nippon Steel: 3 patents #914 of 4,423Top 25%
TC Toyo Aerosol Industry Co.: 1 patents #18 of 53Top 35%
📍 Machida, IL: #2 of 2 inventorsTop 100%
Overall (All Time): #878,585 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6722270 Hydraulic press 2004-04-20
6532995 Super-high-strength line pipe excellent in low temperature toughness and production method thereof Hitoshi Asahi, Hiroshi Tamehiro, Takuya Hara, Yoshio Terada, Shigeru Ohkita 2003-03-18
5636770 Aerosol dip tube Yukio Hachinohe, Hideaki Saito 1997-06-10
4953744 Mobile refuse container 1990-09-04
4355054 Process for production of a low hydrogen type covered arc-electrode Kyoichi Nagano, Toshihiko Takami 1982-10-19
4221611 Non-fused flux composition for submerged-arc welding Kyoichi Nagano, Toshihiko Takami 1980-09-09