Inventor
SUMIYA HIROSHI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “SUMIYA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
4 patentsUS5315691AMay 24, 1994
Print control apparatus
BROTHER IND LTD61 citations95
US5355441AOct 11, 1994
Printing control apparatus
BROTHER IND LTD29 citations92
US6070964AJun 6, 2000
Multicolor printing device
BROTHER IND LTD9 citations72
US5136153AAug 4, 1992
Color image forming apparatus having image intensifier unit
BROTHER IND LTD5 citations60
AIPHONE CO LTD
3 patentsUNIV KYUSHU NAT UNIV CORP
3 patentsUS10497878B2Dec 3, 2019
Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine
UNIV KYUSHU NAT UNIV CORP1 citations71
US10522763B2Dec 31, 2019
Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine
UNIV KYUSHU NAT UNIV CORP0 citations50
US10399960B2Sep 3, 2019
Dicyanopyrazine compound, luminescent material, luminescence device using the same, and method for producing 2,5-dicyano-3,6-dihalogenopyrazine
UNIV KYUSHU NAT UNIV CORP0 citations50