Inventor
HAYAMA NOBORU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “HAYAMA NOBORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RISO KAGAKU CORP
6 patentsUS4911069AMar 27, 1990
Rotary stencil printer having printing drum having outer peripheral wall portion substantially made of only net material
RISO KAGAKU CORP35 citations92
US5243904ASep 14, 1993
Stencil printing with no back contamination
RISO KAGAKU CORP9 citations72
US5060567AOct 29, 1991
Rotary stencil printer with printing drum of net cylindrical body radially outwardly expandable in full circumference
RISO KAGAKU CORP9 citations72
US4128057ADec 5, 1978
Stencil paper assembly
RISO KAGAKU CORP15 citations71
US5054391AOct 8, 1991
Thermal stencil sheet assembly with stencil sheet temporarily detachable from frame
RISO KAGAKU CORP4 citations61
US4139759AFeb 13, 1979
Exposure device for a thermal stencil sheet
RISO KAGAKU CORP6 citations56