RT

Ryosaku Tagaya

EI Eisai: 7 patents #173 of 998Top 20%
Overall (All Time): #764,785 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5615007 Method of detecting crack and chip in flange of syringe Yoshimasa Matsuura, Mikio Tagaya 1997-03-25
4664525 Method and apparatus for detecting inferior container 1987-05-12
4615622 Process for detecting resident air in a liquid charged receptacle and apparatus therefor Osamu Kojima, Yasuo Sonobe 1986-10-07
4577969 Testing method for subjects to be tested and a device for said method 1986-03-25
4551022 Testing method by a spectroscopic photometry using three wavelengths of light and a device for said method 1985-11-05
4274745 Method and apparatus for detecting foreign matters in liquids Toshio Takahashi 1981-06-23
4241256 Apparatus for detecting foreign matters in liquids Tsugutoshi Sugiyama 1980-12-23