YF

Yoichi Fujikake

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Overall (All Time): #2,008,014 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9360458 Rotary transformer for rotary ultrasonic testing apparatus and rotary ultrasonic testing apparatus using the same Shoji Shibata, Kunihiko Hatabara, Michiaki Ishihara, Sohken Mitsui 2016-06-07
4821575 Ultrasonic flaw detecting method and apparatus Takao Sugimoto, Kiyohide Tamaki, Yoshio Udagawa 1989-04-18