YH

Yoshikazu Hara

RK Riso Kagaku: 4 patents #4 of 42Top 10%
SE Sega Enterprises: 1 patents #17 of 60Top 30%
📍 Tsukuba, JP: #3 of 238 inventorsTop 2%
Overall (1997): #3,049 of 185,788Top 2%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5699731 Ink-supply control device and stencil printing machine having the same 1997-12-23
5642663 Apparatus for controlling a linkage drive section in a stencil printing machine 1997-07-01
D378930 Medal game machine Fujio Nobata 1997-04-22
5613437 Mimeographic printing machine having a stencil paper conveying device Katsuro Motoe 1997-03-25
5608496 Print image position indication device Hiroshi Hanzawa, Masakazu Miyata 1997-03-04