KF

Kazuyoshi Fujisawa

IC Ishikawa Gasket Co.: 1 patents #27 of 48Top 60%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #1,455,162 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10744600 Metal plate for laser processing and method for producing stainless steel plate for laser processing Masayuki Shibuya, Kouichi Takeuchi 2020-08-18
9631249 Stainless steel and method for manufacturing same Kazuhiko Adachi, Takashi Maeda, Masayuki Shibuya, Yuuichi Fukumura 2017-04-25
6277215 Stainless steel fur gaskets Kazuhiko Adachi, Kenichi Goshokubo, Yoshio Yamada, Yuuichi Kinoshita 2001-08-21