Inventor
YOSHINO AKIRA
JP93 patents
⚠️ This page may combine multiple inventors who share the name “YOSHINO AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAIDO OXYGEN
15 patentsUS4853015AAug 1, 1989
High purity nitrogen and oxygen gas production equipment
DAIDO OXYGEN40 citations93
US4732595AMar 22, 1988
Oxygen gas production apparatus
DAIDO OXYGEN26 citations93
US4671813AJun 9, 1987
Highly pure nitrogen gas producing apparatus
DAIDO OXYGEN25 citations93
US4668260AMay 26, 1987
High-purity nitrogen gas production equipment
DAIDO OXYGEN36 citations93
US4617040AOct 14, 1986
Highly pure nitrogen gas producing apparatus
DAIDO OXYGEN33 citations93
US5417776AMay 23, 1995
Hard austenitic stainless steel screw
DAIDO OXYGEN47 citations92
US4951603AAug 28, 1990
Apparatus for producing semiconductors
DAIDO OXYGEN35 citations89
US5336300AAug 9, 1994
Method and apparatus for separating mixed gas
DAIDO OXYGEN21 citations87
US4698079AOct 6, 1987
High-purity nitrogen gas production equipment
DAIDO OXYGEN21 citations82
US5254181AOct 19, 1993
Method of nitriding steel utilizing fluoriding
DAIDO OXYGEN19 citations81
US5508106AApr 16, 1996
Method of vacuum insulation and a vacuum heat insulator used therein
DAIDO OXYGEN15 citations74
US5460875AOct 24, 1995
Hard austenitic stainless steel screw and a method for manufacturing the same
DAIDO OXYGEN11 citations74
US5419948AMay 30, 1995
Hard austenitic stainless steel screw and a method for manufacturing the same
DAIDO OXYGEN17 citations74
US5340412AAug 23, 1994
Method of fluorinated nitriding of austenitic stainless steel screw
DAIDO OXYGEN15 citations74
US4731102AMar 15, 1988
Oxygen gas production apparatus
DAIDO OXYGEN19 citations74
NEC ELECTRONICS CORP
6 patentsUS6888194B2May 3, 2005
Nonvolatile semiconductor memory device, manufacturing method thereof, and operating method thereof
NEC ELECTRONICS CORP142 citations99
US6927446B2Aug 9, 2005
Nonvolatile semiconductor memory device and its manufacturing method
NEC ELECTRONICS CORP20 citations93
US6979856B2Dec 27, 2005
Semiconductor memory device and control method and manufacturing method thereof
NEC ELECTRONICS CORP25 citations91
US7015538B2Mar 21, 2006
Non-volatile memory and method for manufacturing non-volatile memory
NEC ELECTRONICS CORP8 citations74
US6914293B2Jul 5, 2005
Nonvolatile semiconductor memory device and method for manufacturing same
NEC ELECTRONICS CORP7 citations74
US6828619B2Dec 7, 2004
Nonvolatile semiconductor storage device
NEC ELECTRONICS CORP7 citations74
FUJIKURA LTD
5 patentsUS4671896AJun 9, 1987
Flame-retardant composition and flame-retardant cable using same
FUJIKURA LTD70 citations95
US4549041AOct 22, 1985
Flame-retardant cross-linked composition and flame-retardant cable using same
FUJIKURA LTD100 citations95
US5521009AMay 28, 1996
Electric insulated wire and cable using the same
FUJIKURA LTD62 citations94
US5358786AOct 25, 1994
Electric insulated wire and cable using the same
FUJIKURA LTD90 citations94
US4869848ASep 26, 1989
Flame-retardant composition and flame-retardant cable using same
FUJIKURA LTD35 citations92
ASAHI CHEMICAL IND
4 patentsASAHI DOW LTD
4 patentsUS4572803AFeb 25, 1986
Organic rare-earth salt phosphor
ASAHI DOW LTD156 citations97
US4520072AMay 28, 1985
Heterogeneous system photosensitive oxidation sensitizer
ASAHI DOW LTD25 citations82
US4443380AApr 17, 1984
Organic europlum salt phosphor
ASAHI DOW LTD23 citations80
US4207113AJun 10, 1980
Inorganic foam and preparation thereof
ASAHI DOW LTD17 citations74
EAGLE IND CO LTD
4 patentsSANYO ELECTRIC CO
3 patentsNEC CORP
2 patentsUS5073512ADec 17, 1991
Method of manufacturing insulated gate field effect transistor having a high impurity density region beneath the channel region
NEC CORP32 citations93
US5561076AOct 1, 1996
Method of fabricating an isolation region for a semiconductor device using liquid phase deposition
NEC CORP7 citations74
DAIDO HOXAN INC
2 patentsCANON KK
2 patentsMATSUSHITA ELECTRIC WORKS LTD
1 patentHITACHI LTD
1 patentIIZUKA YOSHIO
1 patentShowing the top 50 of 93 patents by PatentIndex Score.