YO

Yoshiyuki Ohishi

CC Citizen Watch Co.: 5 patents #213 of 1,225Top 20%
Overall (All Time): #1,037,951 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6934119 Disk drive Takuro Kohyama, Kiyoshi Mori 2005-08-23
6747844 Disk drive Isao Arai, Takuro Kohyama, Shigeru Obata 2004-06-08
5307225 Azimuth regulating mechanism in floppy disc drive Masao Kita, Yoshikazu Matsumura, Mamoru Fujisawa 1994-04-26
4750063 Floppy disk drive having a pivotally supporting cartridge carrier Kazunari Kume, Churyo Seki, Kunio Suganuma, Hiroshi Kurafuji, Hiroshi Mabuchi +2 more 1988-06-07
4575366 Tension mechanism for .alpha.belt drive apparatus 1986-03-11