KI

Kazuo Ishiyama

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #961,652 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10921290 Laser ultrasonic testing 2021-02-16
10533974 Laser measuring device and laser ultrasonic device 2020-01-14
10247660 Laser displacement meter and laser ultrasonic inspection apparatus using the same 2019-04-02
9217835 Photoelectric conversion module and transmission apparatus using the same Yasunobu Matsuoka, Hideo Arimoto, Norio Chujo, Yoshinori Sunaga, Kinya Yamazaki +1 more 2015-12-22
4671499 Tundish for continuous casting of free cutting steel Masashi Yoshida, Isao Suzuki, Ichiro Kudo, Akira Otaki, Noboru Okuyama 1987-06-09