Inventor
NAKAJIMA YOSHIO
JP51 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OLYMPUS OPTICAL CO
19 patentsUS5408531AApr 18, 1995
Information recording/reproducing apparatus for converting and processing data exceeding error correction ability at recording
OLYMPUS OPTICAL CO38 citations93
US4090921AMay 23, 1978
Automatic cultivating apparatus
OLYMPUS OPTICAL CO56 citations91
US4242703ADec 30, 1980
Projection apparatus for optical systems
OLYMPUS OPTICAL CO23 citations82
US4154652AMay 15, 1979
Method for automatically and successively cultivating tissues or cells of a body
OLYMPUS OPTICAL CO29 citations81
US5280468AJan 18, 1994
Optical recording medium
OLYMPUS OPTICAL CO10 citations73
US4363541ADec 14, 1982
Photographing apparatus
OLYMPUS OPTICAL CO7 citations73
US4331864AMay 25, 1982
Apparatus for detecting an in-focused condition of optical systems
OLYMPUS OPTICAL CO9 citations73
US4329030AMay 11, 1982
Integrating time detector for photographic apparatus
OLYMPUS OPTICAL CO8 citations73
US4326217AApr 20, 1982
Reversed image sensing apparatus
OLYMPUS OPTICAL CO10 citations73
US4314150AFeb 2, 1982
Apparatus for detecting the in-focusing conditions
OLYMPUS OPTICAL CO13 citations73
US4289959ASep 15, 1981
Apparatus for detecting the in-focusing conditions
OLYMPUS OPTICAL CO12 citations73
US4176376ANov 27, 1979
Image processing system
OLYMPUS OPTICAL CO12 citations73
US5461483AOct 24, 1995
Optical card having registered region for directory modified information and file management method for optical card
OLYMPUS OPTICAL CO5 citations63
US5315572AMay 24, 1994
Information reproducing apparatus capable of eliminating jitters
OLYMPUS OPTICAL CO4 citations63
US5237550AAug 17, 1993
Reloadable optical recording/reproducing apparatus
OLYMPUS OPTICAL CO3 citations63
US4373796AFeb 15, 1983
Film end detector for use in automatic film winding camera
OLYMPUS OPTICAL CO5 citations62
US4359273ANov 16, 1982
Photographing apparatus
OLYMPUS OPTICAL CO5 citations62
US4339187AJul 13, 1982
Photographing apparatus
OLYMPUS OPTICAL CO4 citations62
US4302780ANov 24, 1981
Photometric system
OLYMPUS OPTICAL CO5 citations62
CANON KK
5 patentsUS7291214B2Nov 6, 2007
Ink, ink set, ink jet recording method, ink cartridge and ink jet recording apparatus
CANON KK32 citations92
US7297202B2Nov 20, 2007
Dispersible colorant, method of producing same, aqueous ink using same, ink tank, ink jet recording apparatus, ink jet recording method, and ink jet recorded image
CANON KK31 citations91
US7291211B2Nov 6, 2007
Aqueous ink, ink tank, ink jet recording apparatus, ink jet recording method, and ink jet recorded image
CANON KK27 citations91
US7578876B2Aug 25, 2009
Aqueous ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
CANON KK18 citations83
US12312480B2May 27, 2025
Aqueous ink, ink cartridge and ink jet recording method
CANON KK0 citations47
SUMITOMO ELECTRIC INDUSTRIES
4 patentsUS6064936AMay 16, 2000
Tire air pressure reduction detecting apparatus
SUMITOMO ELECTRIC INDUSTRIES21 citations93
US6055488AApr 25, 2000
Device for calculating initial correction factor for correcting rotational velocity of tire
SUMITOMO ELECTRIC INDUSTRIES17 citations84
US5922949AJul 13, 1999
Wheel rotational velocity signal processing apparatus used for detection of reduction in tire air pressure
SUMITOMO ELECTRIC INDUSTRIES17 citations84
US5983715ANov 16, 1999
Initial correcting apparatus for automatically performing an initial correction processing in a tire air pressure reduction detecting apparatus
SUMITOMO ELECTRIC INDUSTRIES11 citations74
NISSHIN STEEL CO LTD
4 patentsUS4428245AJan 31, 1984
Apparatus for sampling molten metal
NISSHIN STEEL CO LTD10 citations72
US4399022AAug 16, 1983
Reference electrode for oxygen probe
NISSHIN STEEL CO LTD7 citations68
US5154756AOct 13, 1992
Method and apparatus for preliminary treatment of molten hot metal
NISSHIN STEEL CO LTD2 citations54
US5156671AOct 20, 1992
Method for dephosphorization of chromium-containing molten pig iron with reduced oxidation loss of chromium
NISSHIN STEEL CO LTD0 citations45
KANSAI PAINT CO LTD
3 patentsNAKAJIMA YOSHIO
2 patentsSUMITOMO RUBBER IND
1 patentEBARA CORP
1 patentMATEER BURT COMPANY INC
1 patentNAKATA EIICHI
1 patentNISHIWAKI YUKO
1 patentSHIMIZU YUHEI
1 patentTAKEBAYASHI SATOSHI
1 patentMITSUBISHI PETROCHEMICAL CO
1 patentMUKAE FUMIHIKO
1 patentMITSUMI ELECTRIC CO LTD
1 patentIRITANI HINAKO
1 patentTAKAYAMA HIDEKI
1 patentDENSO CORP
1 patentShowing the top 50 of 51 patents by PatentIndex Score.