Inventor
YAMAZAKI SHIGERU
JP76 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
11 patentsUS5878188AMar 2, 1999
Apparatus for recording and reproducing temporally compressed digital information signal
HITACHI LTD32 citations96
US5719943AFeb 17, 1998
Digital information signal transmitting/receiving method and system
HITACHI LTD70 citations96
US4539615ASep 3, 1985
Azimuthal magnetic recording and reproducing apparatus
HITACHI LTD125 citations96
US4758902AJul 19, 1988
PCM signal recording and reproducing apparatus including simultaneous error detection/correction
HITACHI LTD25 citations93
US4628373ADec 9, 1986
Rotating head type magnetic record/reproduce apparatus
HITACHI LTD26 citations93
US6249639B1Jun 19, 2001
Digital information recording-reproducing apparatus
HITACHI LTD11 citations82
US7197232B2Mar 27, 2007
Digital information recording-reproducing apparatus
HITACHI LTD8 citations74
US6807364B2Oct 19, 2004
Digital information recording-reproducing apparatus
HITACHI LTD4 citations74
US4594621AJun 10, 1986
Rotary head type digital information signal recording and reproducing apparatus and tracking control method therein
HITACHI LTD16 citations74
US6654194B1Nov 25, 2003
High reliability magneto-resistive head cleaning system
HITACHI LTD10 citations71
US6349012B1Feb 19, 2002
Magnetic recording and/or reproducing apparatus
HITACHI LTD4 citations63
RICOH KK
10 patentsUS4924320AMay 8, 1990
Image system with connection to operational units
RICOH KK54 citations94
US4050165ASep 27, 1977
Teacher-students' intercommunication system
RICOH KK42 citations93
USRE37157EMay 1, 2001
Printer with face-down delivery of collated printed sheets at the top, and a manually removable PC/developer cartridge
RICOH KK35 citations92
US5610724AMar 11, 1997
Image forming system
RICOH KK30 citations92
US5194879AMar 16, 1993
Image forming apparatus capable of changing dotting density
RICOH KK33 citations92
US4887133ADec 12, 1989
Printer
RICOH KK31 citations92
US4449151AMay 15, 1984
Solid-state scanning apparatus
RICOH KK27 citations92
US5095371AMar 10, 1992
Duplex image forming system with number of single side printed sheets in feed path selected before printing second side
RICOH KK45 citations91
US4814792AMar 21, 1989
Lateral registration adjusting device for use in a laser beam printer
RICOH KK22 citations81
US4965590AOct 23, 1990
Image printing apparatus
RICOH KK14 citations74
FUJI PHOTO FILM CO LTD
6 patentsUS5508421AApr 16, 1996
Pyrrolotriazole azomethine dye, and heat transfer dye providing material containing a pyrrolotriazole azomethine dye
FUJI PHOTO FILM CO LTD19 citations92
US5362882ANov 8, 1994
Pyrrolotriazole derivative and heat transfer dye providing material containing a pyrrolotriazole azomethine dye
FUJI PHOTO FILM CO LTD9 citations74
US5328819AJul 12, 1994
Silver halide photographic material containing isomethine dyes
FUJI PHOTO FILM CO LTD8 citations74
US5300419AApr 5, 1994
Silver halide color photographic material
FUJI PHOTO FILM CO LTD7 citations74
US5260177ANov 9, 1993
Silver halide color photographic light-sensitive material
FUJI PHOTO FILM CO LTD5 citations63
US5216169AJun 1, 1993
3-hydroxypyridineazomethine dye
FUJI PHOTO FILM CO LTD4 citations63
MIKUNI KOGYO KK
3 patentsYAMANOUCHI PHARMA CO LTD
2 patentsSONY CORP
2 patentsSEIKO EPSON CORP
2 patentsUS11584088B2Feb 21, 2023
Three-dimensional shaping device, method for manufacturing three-dimensional shaped object, and information processing device
SEIKO EPSON CORP6 citations75
US11504916B2Nov 22, 2022
Three-dimensional shaping apparatus and three-dimensional shaped article production method
SEIKO EPSON CORP2 citations73
YAMAZAKI SHIGERU
2 patentsASTELLAS PHARMA INC
1 patentIKEDA KUNIHIKO
1 patentIWASAKI ELECTRIC CO LTD
1 patentMITSUI MINING & SMELTING CO
1 patentNIPPON STEEL CORP
1 patentEBARA CORP
1 patentKONICA MINOLTA INC
1 patentNEC CORP
1 patentYAMAZAKI CO LTD
1 patentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
1 patentVICTOR COMPANY OF JAPAN
1 patentKAWASAKI HEAVY IND LTD
1 patentShowing the top 50 of 76 patents by PatentIndex Score.