YT

Yasuaki Takada

HI Hitachi: 4 patents #332 of 4,225Top 8%
Overall (2003): #11,398 of 273,478Top 5%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6639215 Ion source and mass spectrometer Masuyoshi Yamada, Masao Suga, Yuichiro Hashimoto 2003-10-28
6586730 Plasma ion source mass spectrometer Seiji Kamimura, Isamu Takekoshi, Yasushi Terui, Takayuki Nabeshima, Minoru Sakairi 2003-07-01
6580067 Sample analyzing monitor and combustion control system using the same Masuyoshi Yamada, Yuichiro Hashimoto, Minoru Sakairi, Masami Sakamoto, Tomoyuki Tobita 2003-06-17
6541769 Mass spectrometer Yasushi Terui, Kiyomi Yoshinari, Takayuki Nabeshima, Minoru Sakairi 2003-04-01