YI

Yoshio Ishihara

NS Nippon Sanso: 2 patents #3 of 46Top 7%
📍 Tsuchiura, JP: #5 of 56 inventorsTop 9%
Overall (2003): #35,498 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6605134 Method and apparatus for collecting rare gas Shigeru Hayashida, Toru Nagasaka, Tetsuya Kimijima, Tadahiro Ohmi 2003-08-12
6519039 Gas spectrochemical analyzer, and spectrochemical analyzing method Jun-ichi Morishita, Shang-Qian Wu 2003-02-11