KY

Koei Yamamoto

HP Hamamatsu Photonics: 1 patents #8 of 9Top 90%
HK Hamamatsu Photonics K.K.: 1 patents #33 of 104Top 35%
JM J. Morita Mfg.: 1 patents #8 of 25Top 35%
Overall (1997): #32,702 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5677940 Digital X-ray imaging apparatus Masakazu Suzuki, Keisuke Mori, Akifumi Tachibana, Kazunari Matoba, Seiichiro Mizuno 1997-10-14
5654536 Photomultiplier having a multilayer semiconductor device Motohiro Suyama, Masaharu Muramatsu, Makoto Oishi, Yoshitaka Ishikawa 1997-08-05