HI

Hiroshi Iwamoto

DC Dainippon Screen Mfg. Co.: 1 patents #30 of 106Top 30%
HI Hitachi: 1 patents #814 of 2,935Top 30%
Overall (1989): #25,937 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4851673 Secondary ion mass spectrometer Eiichi Izumi, Eisuke Mitani, Hiroyasu Shichi 1989-07-25
4812916 Visual monitoring device which projects an image of a register mark onto a scanning surface for use in setting image processing conditions Yutaka Tamura, Yuji Mizuno, Akihiro Yokota 1989-03-14