Inventor
HIRAI KAZUMASA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “HIRAI KAZUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
4 patentsUS6243559B1Jun 5, 2001
Belt fixing device
RICOH KK93 citations97
US6198888B1Mar 6, 2001
Fixing device for controlling fixing temperature in a stable manner
RICOH KK49 citations95
US6055390AApr 25, 2000
Fixing device and method for controlling fixing temperature in a stable manner
RICOH KK67 citations95
US6501935B2Dec 31, 2002
Belt-type fixing apparatus having a fixing roller provided with a soft foam layer
RICOH KK42 citations92
HITACHI LTD
4 patentsUS6750602B2Jun 15, 2004
Projection type cathode ray tube device employing a cathode ray tube having a neck composed of different-diameter portions
HITACHI LTD11 citations69
US6222309B1Apr 24, 2001
Color cathode ray tube with specific skirt portion
HITACHI LTD2 citations59
US6998767B2Feb 14, 2006
Projection tube having different neck diameters
HITACHI LTD1 citations50
US6166482ADec 26, 2000
Shadow mask structure with specific skirt portion
HITACHI LTD0 citations49