Inventor
FUJIMOTO HIROFUMI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “FUJIMOTO HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONAMI CO LTD
9 patentsUS6220452B1Apr 24, 2001
Table tennis ball-sorting device and table tennis apparatus
KONAMI CO LTD22 citations91
US6462720B1Oct 8, 2002
Light-emitting display device, target game apparatus using light-emitting display device, display switching method and target hit display method
KONAMI CO LTD29 citations90
USD385586SOct 28, 1997
Optical beam gun for a game machine
KONAMI CO LTD27 citations86
USD425568SMay 23, 2000
Table for use in a table tennis game machine
KONAMI CO LTD10 citations73
US6383097B2May 7, 2002
Table tennis apparatus
KONAMI CO LTD6 citations72
US6200236B1Mar 13, 2001
Table tennis apparatus
KONAMI CO LTD11 citations72
USD396068SJul 14, 1998
Optical beam gun for a game machine
KONAMI CO LTD11 citations71
USD414520SSep 28, 1999
Table tennis game machine
KONAMI CO LTD2 citations62
USD412536SAug 3, 1999
Game machine
KONAMI CO LTD2 citations62
KOBE STEEL LTD
5 patentsUS4140527AFeb 20, 1979
Nitrogen containing powder metallurgical tool steel
KOBE STEEL LTD23 citations81
US4121929AOct 24, 1978
Nitrogen containing high speed steel obtained by powder metallurgical process
KOBE STEEL LTD21 citations81
US4121930AOct 24, 1978
Nitrogen containing high speed steel obtained by powder metallurgical process
KOBE STEEL LTD16 citations69
US4671930AJun 9, 1987
High hardness and high toughness nitriding powder metallurgical high-speed steel
KOBE STEEL LTD5 citations60
US4599109AJul 8, 1986
High hardness and high toughness nitriding powder metallurgical high-speed steel
KOBE STEEL LTD5 citations57
NIPPON DENSO CO
4 patentsUS5686773ANov 11, 1997
Alternator with generally triangular engine-mounting stays
NIPPON DENSO CO26 citations92
US5424600AJun 13, 1995
Spark protected alternator
NIPPON DENSO CO41 citations91
US5696415ADec 9, 1997
Electric rotary machine
NIPPON DENSO CO24 citations90
US5650675AJul 22, 1997
Rotary electric machine having variably-dimensioned housing ventilation holes
NIPPON DENSO CO21 citations90