HK

Hiroshi Kurafuji

CC Citizen Watch Co.: 3 patents #353 of 1,225Top 30%
Overall (All Time): #1,664,352 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5008684 Head driving apparatus for thermal printer 1991-04-16
4750063 Floppy disk drive having a pivotally supporting cartridge carrier Kazunari Kume, Churyo Seki, Kunio Suganuma, Hiroshi Mabuchi, Hisao Wakabayashi +2 more 1988-06-07
4686594 Cartridge type floppy disk drive 1987-08-11