Inventor · disambiguated record
Yuzaburo Ban
Also filed as: BAN YUZABURO
33 granted patents·2 pending applications·823 citations·filing 1988–2006
98Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD34
Top patents by PatentIndex Score
35 records- 0196US6720586B1Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 13, 2004·98 cites·4 claims
- 0292US6614059B1Semiconductor light-emitting device with quantum wellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 2, 2003·91 cites·5 claims
- 0391US5751013ASemiconductor light-emitting device and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted May 12, 1998·72 cites·11 claims
- 0490US7160748B2Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jan 9, 2007·13 cites·11 claims
- 0583US6030849AMethods of manufacturing semiconductor, semiconductor device and semiconductor substrateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Feb 29, 2000·66 cites·23 claims
- 0683US5923950AMethod of manufacturing a semiconductor light-emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Jul 13, 1999·55 cites·10 claims
- 0782US6586774B2Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 1, 2003·21 cites·6 claims
- 0881US6911351B2Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 28, 2005·22 cites·87 claims
- 0980US6734530B2GaN-based compound semiconductor EPI-wafer and semiconductor element using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted May 11, 2004·16 cites·10 claims
- 1077US6867112B1Method of fabricating nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 15, 2005·17 cites·3 claims
- 1172US6611005B2Method for producing semiconductor and semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 26, 2003·17 cites·2 claims
- 1272US6133058AFabrication of semiconductor light-emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 17, 2000·27 cites·3 claims
- 1371US6562129B2Formation method for semiconductor layerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 13, 2003·11 cites·6 claims
- 1470US7426227B2Semiconductor laser device, optical disk apparatus and optical integrated unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Sep 16, 2008·3 cites·4 claims
- 1570US6544869B1Method and apparatus for depositing semiconductor film and method for fabricating semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 8, 2003·8 cites·8 claims
- 1670US5895225ASemiconductor light-emitting device and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Apr 20, 1999·25 cites·6 claims
- 1769US6667185B2Method of fabricating nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 23, 2003·10 cites·7 claims
- 1869US6136626ASemiconductor light-emitting device and production method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 24, 2000·34 cites·8 claims
- 1969US5144633ASemiconductor laser and manufacturing method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Sep 1, 1992·25 cites·24 claims
- 2068US7212556B1Semiconductor laser device optical disk apparatus and optical integrated unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted May 1, 2007·11 cites·9 claims
- 2167US7092423B2Semiconductor laser device, optical disk apparatus and optical integrated unitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 15, 2006·10 cites·16 claims
- 2267US4843031AMethod of fabricating compound semiconductor laser using selective irradiationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jun 27, 1989·26 cites·11 claims
- 2365US6940100B2Group III-V nitride semiconductor light-emitting device which allows for efficient injection of electrons into an active layerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 6, 2005·11 cites·9 claims
- 2465US6466597B1Semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 15, 2002·27 cites·21 claims
- 2562US6072762AOptical disk recording/reproducing method and apparatus for preventing wave length shift during recording and reproducing operationsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 6, 2000·15 cites·6 claims
- 2662US4885260AMethod of laser enhanced vapor phase growth for compound semiconductorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Dec 5, 1989·31 cites·4 claims
- 2761US6518082B1Method for fabricating nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 11, 2003·23 cites·11 claims
- 2852US6921678B2Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 26, 2005·2 cites·9 claims
- 2951US7108745B2Formation method for semiconductor layerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 19, 2006·2 cites·13 claims
- 3049US6265287B1Method for producing semiconductor layer for a semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Jul 24, 2001·12 cites·4 claims
- 3148US6324200B1Semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Nov 27, 2001·13 cites·4 claims
- 3246US2002195054A1Method and apparatus for depositing semiconductor film and method for fabricating semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Application pending·0 cites
- 3340US6281522B1Method of manufacturing a semiconductor and a semiconductor light-emitting deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 28, 2001·6 cites·5 claims
- 3440US2001032588A1Semiconductor film deposition apparatusFiled 2001·Application pending·0 cites
- 3531US5299218AMulti-tip semiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Mar 29, 1994·3 cites·21 claims
Join the waitlist — get patent alerts
Get an alert when Yuzaburo Ban files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →