Inventor
KOJIMA AKIRA
JP121 patents
⚠️ This page may combine multiple inventors who share the name “KOJIMA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
16 patentsUS5715105AFeb 3, 1998
Method of and apparatus for recording on and reproducing from disk-type recording medium having recording tracks with sectors each having an ID area and a data area
HITACHI LTD43 citations96
US5507005AApr 9, 1996
Data transferring system between host and I/O using a main buffer with sub-buffers where quantity of data in sub-buffers determine access requests
HITACHI LTD97 citations94
USD515123SFeb 14, 2006
Video camera with digital video disk player
HITACHI LTD25 citations93
USD549260SAug 21, 2007
Video camera with digital video disc player
HITACHI LTD17 citations92
USD517107SMar 14, 2006
Video camera with digital video disk player
HITACHI LTD17 citations92
USD505438SMay 24, 2005
Video camera with digital video disc player
HITACHI LTD28 citations92
USD491967SJun 22, 2004
Video camera with digital video disc player
HITACHI LTD34 citations92
USD459709SJul 2, 2002
Digital video disc player
HITACHI LTD32 citations92
USD459321SJun 25, 2002
Digital video disc player
HITACHI LTD30 citations92
US6317281B1Nov 13, 2001
Disk storage device having identification information for protecting stored data
HITACHI LTD42 citations92
US6108158AAug 22, 2000
Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset cores
HITACHI LTD33 citations92
US5742933AApr 21, 1998
Rotary memory storage device with cache control method and apparatus
HITACHI LTD21 citations92
US5584012ADec 10, 1996
Cache control method and rotary storage device having cache control
HITACHI LTD37 citations92
US5313340AMay 17, 1994
Read/write controlling apparatus for adjusting the data length of a magnetic disk
HITACHI LTD48 citations92
USD338293SAug 10, 1993
Electric vacuum cleaner
HITACHI LTD29 citations92
US6625755B1Sep 23, 2003
Storage apparatus and control method thereof
HITACHI LTD25 citations89
SONY CORP
7 patentsUS5723900AMar 3, 1998
Resin mold type semiconductor device
SONY CORP62 citations96
US5945008AAug 31, 1999
Method and apparatus for plasma control
SONY CORP60 citations94
US5221428AJun 22, 1993
Production of lead frame
SONY CORP49 citations93
US5349238ASep 20, 1994
Semiconductor device
SONY CORP41 citations92
US5214846AJun 1, 1993
Packaging of semiconductor chips
SONY CORP27 citations92
US6255220B1Jul 3, 2001
Method and apparatus for plasma control
SONY CORP17 citations91
US5431769AJul 11, 1995
Method and system for plasma treatment
SONY CORP37 citations89
RICOH KK
3 patentsUS6376837B1Apr 23, 2002
Optical scanning apparatus and image forming apparatus having defective light source detection
RICOH KK97 citations98
US7532227B2May 12, 2009
Optical scanner and image forming apparatus
RICOH KK37 citations92
US7525561B2Apr 28, 2009
Optical scanner and image forming apparatus
RICOH KK8 citations84
TOYODA GOSEI KK
3 patentsUS7084421B2Aug 1, 2006
Light-emitting device using group III nitride group compound semiconductor
TOYODA GOSEI KK20 citations93
US7754514B2Jul 13, 2010
Method of making a light emitting element
TOYODA GOSEI KK48 citations92
US6830948B2Dec 14, 2004
Method for producing group III nitride compound semiconductor and group III nitride compound semiconductor device
TOYODA GOSEI KK15 citations84
HITACHI HIGH TECH CORP
3 patentsFUJI PHOTO FILM CO LTD
2 patentsHITACHI GLOBAL STORAGE TECH
2 patentsUS7457069B2Nov 25, 2008
Magnetic disk drive with flying height control, control method, and manufacturing method
HITACHI GLOBAL STORAGE TECH22 citations92
US7369339B2May 6, 2008
Failure prediction method for magnetic disk devices, and a magnetic disk device using the same
HITACHI GLOBAL STORAGE TECH17 citations82
YANASE KAZUYUKI
2 patentsKOJIMA AKIRA
2 patentsTACHIKAWA SPRING CO
1 patentDAIDO METAL CO
1 patentCLARION CO LTD
1 patentSUN MED TECH RES CORP
1 patentMORITO CO LTD
1 patentHITACHI HIGH TECH SCIENCE CORP
1 patentAIR PAQ INC
1 patentNIPPON DENSO CO
1 patentHITACHI SOFTWARE ENG
1 patentTORAY INDUSTRIES
1 patentShowing the top 50 of 121 patents by PatentIndex Score.