Inventor
ISHIZAKI OSAMU
JP26 patents
⚠️ This page may combine multiple inventors who share the name “ISHIZAKI OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
18 patentsUS6127017AOct 3, 2000
Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk
HITACHI MAXELL46 citations95
US6101153AAug 8, 2000
Magnetic head capable of generating multi-stepped external magnetic fields for magneto-optical recording device
HITACHI MAXELL62 citations95
US6434088B1Aug 13, 2002
Recording and reproducing apparatus having a magneto-optical head with an objective lens and laser-beam-permeable member
HITACHI MAXELL19 citations92
US6246640B1Jun 12, 2001
Magneto-optical recording medium capable of recording multiple value signals
HITACHI MAXELL25 citations92
US6061307AMay 9, 2000
Magneto-optical recording medium having a plurality of magnetic layers
HITACHI MAXELL21 citations92
US6044041AMar 28, 2000
Recording and reproducing apparatus having a magneto-optical head with an objective lens and laser-beam-permeable member
HITACHI MAXELL23 citations92
US6333089B1Dec 25, 2001
Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk
HITACHI MAXELL25 citations91
US6333900B1Dec 25, 2001
Optical recording medium, optical head, and optical recording device
HITACHI MAXELL18 citations91
US6027801AFeb 22, 2000
Magnetic recording medium
HITACHI MAXELL20 citations91
US6781926B2Aug 24, 2004
Magneto-optical head having heat sink layer
HITACHI MAXELL17 citations84
US6319580B1Nov 20, 2001
Recording disk and producing method therefor
HITACHI MAXELL9 citations73
US9992469B2Jun 5, 2018
Imaging processing device and imaging processing method
HITACHI MAXELL2 citations72
US6217968B1Apr 17, 2001
Optical recording medium, optical head and optical recording device
HITACHI MAXELL8 citations72
US6657947B1Dec 2, 2003
Information recording medium and error detecting method
HITACHI MAXELL3 citations61
US5646807AJul 8, 1997
Magnetic disk cartridge and shutter opening-closing mechanism for the same
HITACHI MAXELL6 citations61
US7478413B2Jan 13, 2009
Optical recording medium
HITACHI MAXELL0 citations51
US6654338B2Nov 25, 2003
Disk cartridge
HITACHI MAXELL0 citations50
US7434241B2Oct 7, 2008
Recording and reproducing apparatus of thin optical disc
HITACHI MAXELL0 citations41
MAXELL LTD
6 patentsUS10893248B2Jan 12, 2021
Imaging sensor and imaging device
MAXELL LTD4 citations83
US10257484B2Apr 9, 2019
Imaging processing device and imaging processing method
MAXELL LTD7 citations83
US11367309B2Jun 21, 2022
Imaging apparatus and imaging system
MAXELL LTD2 citations72
US10582175B2Mar 3, 2020
Imaging sensor and imaging device
MAXELL LTD3 citations72
US12354401B2Jul 8, 2025
Imaging apparatus and imaging system
MAXELL LTD0 citations62
US11842564B2Dec 12, 2023
Imaging apparatus and imaging system
MAXELL LTD0 citations62
MITSUBISHI ELECTRIC CORP
2 patentsUS5835936ANov 10, 1998
Single-chip flash-memory device using serial command, address, and data communcations
MITSUBISHI ELECTRIC CORP42 citations90
US5343432AAug 30, 1994
Semiconductor memory device having equalization terminated in direct response to a change in word line signal
MITSUBISHI ELECTRIC CORP12 citations73