Inventor
SUGAWARA AKIRA
JP103 patents
⚠️ This page may combine multiple inventors who share the name “SUGAWARA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEMICONDUCTOR ENERGY LAB
24 patentsUS6867431B2Mar 15, 2005
Semiconductor device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB150 citations99
US6049092AApr 11, 2000
Semiconductor device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB194 citations99
US5708252AJan 13, 1998
Excimer laser scanning system
SEMICONDUCTOR ENERGY LAB167 citations99
US7569856B2Aug 4, 2009
Semiconductor device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB56 citations98
US7525158B2Apr 28, 2009
Semiconductor device having pixel electrode and peripheral circuit
SEMICONDUCTOR ENERGY LAB69 citations98
US7381599B2Jun 3, 2008
Semiconductor device and method for manufacturing the same
SEMICONDUCTOR ENERGY LAB69 citations98
US6261856B1Jul 17, 2001
Method and system of laser processing
SEMICONDUCTOR ENERGY LAB146 citations98
US6149988ANov 21, 2000
Method and system of laser processing
SEMICONDUCTOR ENERGY LAB107 citations98
US5747355AMay 5, 1998
Method for producing a transistor using anodic oxidation
SEMICONDUCTOR ENERGY LAB82 citations96
US5619045AApr 8, 1997
Thin film transistor
SEMICONDUCTOR ENERGY LAB87 citations96
US5576231ANov 19, 1996
Process for fabricating an insulated gate field effect transistor with an anodic oxidized gate electrode
SEMICONDUCTOR ENERGY LAB75 citations96
US5976988ANov 2, 1999
Etching material and etching method
SEMICONDUCTOR ENERGY LAB48 citations93
US5838508ANov 17, 1998
Color filter and process for fabricating the same and electro-optical device
SEMICONDUCTOR ENERGY LAB49 citations93
US5830786ANov 3, 1998
Process for fabricating electronic circuits with anodically oxidized scandium doped aluminum wiring
SEMICONDUCTOR ENERGY LAB22 citations93
US5541747AJul 30, 1996
Electro-optical device utilizing a liquid crystal having a spontaneous polarization
SEMICONDUCTOR ENERGY LAB41 citations93
US4877481AOct 31, 1989
Patterning method by laser scribing
SEMICONDUCTOR ENERGY LAB40 citations93
US6891270B2May 10, 2005
Semiconductor device and method of manufacturing the same
SEMICONDUCTOR ENERGY LAB29 citations92
US5736434AApr 7, 1998
Method for manufacturing a semiconductor device utilizing an anodic oxidation
SEMICONDUCTOR ENERGY LAB25 citations92
US5595638AJan 21, 1997
Method for manufacturing a semiconductor device utilizing an anodic oxidation
SEMICONDUCTOR ENERGY LAB40 citations92
US5580800ADec 3, 1996
Method of patterning aluminum containing group IIIb Element
SEMICONDUCTOR ENERGY LAB40 citations92
US5849604ADec 15, 1998
Method of manufacturing a semiconductor device
SEMICONDUCTOR ENERGY LAB19 citations84
US7847355B2Dec 7, 2010
Semiconductor device including transistors with silicided impurity regions
SEMICONDUCTOR ENERGY LAB6 citations74
US5885888AMar 23, 1999
Etching material and etching process
SEMICONDUCTOR ENERGY LAB10 citations74
US5639344AJun 17, 1997
Etching material and etching process
SEMICONDUCTOR ENERGY LAB7 citations74
DOWA MINING CO
12 patentsUS6040067AMar 21, 2000
Hard coated copper alloys
DOWA MINING CO46 citations96
US5849424ADec 15, 1998
Hard coated copper alloys, process for production thereof and connector terminals made therefrom
DOWA MINING CO57 citations95
US6699337B2Mar 2, 2004
Copper-base alloys having improved punching properties on press and a process for producing them
DOWA MINING CO22 citations92
US6336979B1Jan 8, 2002
Wear resistant copper base alloy, method of preparing the same and electrical part using the same
DOWA MINING CO27 citations92
US6312762B1Nov 6, 2001
Process for production of copper or copper base alloys
DOWA MINING CO26 citations92
US6254702B1Jul 3, 2001
Copper base alloys and terminals using the same
DOWA MINING CO21 citations92
US6132529AOct 17, 2000
Leadframe made of a high-strength, high-electroconductivity copper alloy
DOWA MINING CO33 citations91
US5814168ASep 29, 1998
Process for producing high-strength, high-electroconductivity copper-base alloys
DOWA MINING CO30 citations91
US5322575AJun 21, 1994
Process for production of copper base alloys and terminals using the same
DOWA MINING CO35 citations91
US6627011B2Sep 30, 2003
Process for producing connector copper alloys
DOWA MINING CO21 citations88
US5147469ASep 15, 1992
Process for producing copper-based alloys having high strength and high electric conductivity
DOWA MINING CO27 citations87
US7351372B2Apr 1, 2008
Copper base alloy and method for producing same
DOWA MINING CO10 citations79
KAI R&D CENTER CO LTD
4 patentsSANYO ELECTRIC CO
3 patentsUS7131821B2Nov 7, 2006
Internal intermediate pressure multistage compression type rotary compressor, manufacturing method thereof and displacement ratio setting method
SANYO ELECTRIC CO14 citations92
US5848726ADec 15, 1998
Vending machine
SANYO ELECTRIC CO25 citations92
US6155455ADec 5, 2000
Vending machine
SANYO ELECTRIC CO16 citations90
(unassigned)
1 patentSONY CORP
1 patentKONUMA TOSHIMITSU
1 patentHARADA KEN
1 patentYAZAKI CORP
1 patentKAIJIRUSHI HAMONO KAIHATSU KK
1 patentDOWA METALTECH CO LTD
1 patentShowing the top 50 of 103 patents by PatentIndex Score.