Inventor
FUJIMORI NAOJI
JP115 patents
Patents
50 patentsUS5474021ADec 12, 1995
Epitaxial growth of diamond from vapor phase
SUMITOMO ELECTRIC INDUSTRIES159 citations99
US5314570AMay 24, 1994
Process and apparatus for the production of diamond
SUMITOMO ELECTRIC INDUSTRIES494 citations99
US6162412ADec 19, 2000
Chemical vapor deposition method of high quality diamond
SUMITOMO ELECTRIC INDUSTRIES90 citations98
US5766783AJun 16, 1998
Boron-aluminum nitride coating and method of producing same
SUMITOMO ELECTRIC INDUSTRIES103 citations98
US6051063AApr 18, 2000
Diamond wafer and method of producing a diamond wafer
SUMITOMO ELECTRIC INDUSTRIES51 citations96
US5677372AOct 14, 1997
Diamond reinforced composite material
SUMITOMO ELECTRIC INDUSTRIES96 citations96
US5642779AJul 1, 1997
Heat sink and a process for the production of the same
SUMITOMO ELECTRIC INDUSTRIES50 citations96
US5587013ADec 24, 1996
Methods of synthesizing and polishing a flat diamond film and free-standing diamond film
SUMITOMO ELECTRIC INDUSTRIES58 citations96
US5435815AJul 25, 1995
Cutting tool employing vapor-deposited polycrystalline diamond for cutting edge and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES56 citations96
US5391409AFeb 21, 1995
Low temperature method for synthesizing diamond with high quality by vapor phase deposition
SUMITOMO ELECTRIC INDUSTRIES80 citations96
US5387310AFeb 7, 1995
Method for producing single crystal diamond film
SUMITOMO ELECTRIC INDUSTRIES52 citations96
US5373171ADec 13, 1994
Thin film single crystal substrate
SUMITOMO ELECTRIC INDUSTRIES74 citations96
US5173612ADec 22, 1992
X-ray window and method of producing same
SUMITOMO ELECTRIC INDUSTRIES61 citations96
US5139372AAug 18, 1992
Polycrystalline diamond tool and method for producing the polycrystalline diamond tool
SUMITOMO ELECTRIC INDUSTRIES61 citations96
US5127983AJul 7, 1992
Method of producing single crystal of high-pressure phase material
SUMITOMO ELECTRIC INDUSTRIES107 citations96
US4982243AJan 1, 1991
Schottky contact
SUMITOMO ELECTRIC INDUSTRIES62 citations96
US4952832AAug 28, 1990
Surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES88 citations96
US6028020AFeb 22, 2000
Single crystal quartz thin film and preparation thereof
SUMITOMO ELECTRIC INDUSTRIES21 citations93
US5879811AMar 9, 1999
Oxide thin film having quartz crystal structure
SUMITOMO ELECTRIC INDUSTRIES40 citations93
US5878110AMar 2, 1999
X-ray generation apparatus
SUMITOMO ELECTRIC INDUSTRIES41 citations93
US5861135AJan 19, 1999
Highly crystalline diamond
SUMITOMO ELECTRIC INDUSTRIES31 citations93
US5791045AAug 11, 1998
Process for the production of a diamond heat sink
SUMITOMO ELECTRIC INDUSTRIES24 citations93
US5682063AOct 28, 1997
Substrate for semiconductor device
SUMITOMO ELECTRIC INDUSTRIES21 citations93
US5670796ASep 23, 1997
Semiconductor device consisting of a semiconductor material having a deep impurity level
SUMITOMO ELECTRIC INDUSTRIES36 citations93
US5657365AAug 12, 1997
X-ray generation apparatus
SUMITOMO ELECTRIC INDUSTRIES44 citations93
US5584045ADec 10, 1996
Polycrystalline diamond tool and method for producing same
SUMITOMO ELECTRIC INDUSTRIES34 citations93
US5571603ANov 5, 1996
Aluminum nitride film substrate and process for producing same
SUMITOMO ELECTRIC INDUSTRIES83 citations93
US5556464ASep 17, 1996
Vibration plate of a speaker and method for producing same
SUMITOMO ELECTRIC INDUSTRIES28 citations93
US5539176AJul 23, 1996
Method and apparatus of synthesizing diamond in vapor phase
SUMITOMO ELECTRIC INDUSTRIES32 citations93
US5516027AMay 14, 1996
Bonding tool having a diamond head and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES24 citations93
US5417798AMay 23, 1995
Etching method
SUMITOMO ELECTRIC INDUSTRIES28 citations93
US5400738AMar 28, 1995
Method for producing single crystal diamond film
SUMITOMO ELECTRIC INDUSTRIES25 citations93
US5401544AMar 28, 1995
Method for manufacturing a surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES48 citations93
US5390401AFeb 21, 1995
Method for producing a surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES40 citations93
US5387443AFeb 7, 1995
Laser CVD method for synthesizing diamond
SUMITOMO ELECTRIC INDUSTRIES33 citations93
US5355568AOct 18, 1994
Method of making a surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES32 citations93
US5329208AJul 12, 1994
Surface acoustic wave device and method for producing the same
SUMITOMO ELECTRIC INDUSTRIES40 citations93
US5320865AJun 14, 1994
Method of manufacturing a surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES23 citations93
US5294858AMar 15, 1994
Surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES24 citations93
US5270028ADec 14, 1993
Diamond and its preparation by chemical vapor deposition method
SUMITOMO ELECTRIC INDUSTRIES31 citations93
US5258091ANov 2, 1993
Method of producing X-ray window
SUMITOMO ELECTRIC INDUSTRIES40 citations93
US5252840AOct 12, 1993
Semiconductor device having differently doped diamond layers
SUMITOMO ELECTRIC INDUSTRIES39 citations93
US5243199ASep 7, 1993
High frequency device
SUMITOMO ELECTRIC INDUSTRIES35 citations93
US5221870AJun 22, 1993
Surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES43 citations93
US5179070AJan 12, 1993
Semiconductor substrate having a superconducting thin film with a buffer layer in between
SUMITOMO ELECTRIC INDUSTRIES24 citations93
US5173089ADec 22, 1992
Method for producing the polycrystalline diamond tool
SUMITOMO ELECTRIC INDUSTRIES39 citations93
US5160869ANov 3, 1992
Surface acoustic wave device
SUMITOMO ELECTRIC INDUSTRIES30 citations93
US5074245ADec 24, 1991
Diamond synthesizing apparatus
SUMITOMO ELECTRIC INDUSTRIES22 citations93
US4863529ASep 5, 1989
Thin film single crystal diamond substrate
SUMITOMO ELECTRIC INDUSTRIES49 citations93
US4849290AJul 18, 1989
Alumina coated with diamond
SUMITOMO ELECTRIC INDUSTRIES48 citations93
Showing the top 50 of 115 patents by PatentIndex Score.