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Yasuhiro Mochizuki
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Hitachi, JP
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last 30 patents
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Patent Grant
Plasma processing apparatus with a dielectric body in the waveguide
Patent number
6,084,356
Issue date
Jul 4, 2000
Hitachi, Ltd.
Hirofumi Seki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Overvoltage self-protection semiconductor device, method of fabrica...
Patent number
5,627,387
Issue date
May 6, 1997
Hitachi, Ltd.
Susumu Murakami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Gate turn-off thyristor and power convertor using the same
Patent number
5,459,338
Issue date
Oct 17, 1995
Hitachi, Ltd.
Yuji Takayanagi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for plasma treatment using electron cyclotron resonance
Patent number
5,433,788
Issue date
Jul 18, 1995
Hitachi, Ltd.
Yasuhiro Mochizuki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Thin film semiconductor device having inverted stagger structure, a...
Patent number
5,294,811
Issue date
Mar 15, 1994
Hitachi, Ltd.
Takashi Aoyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display device, manufacturing method thereof and display panel
Patent number
5,247,375
Issue date
Sep 21, 1993
Hitachi, Ltd.
Yasuhiro Mochizuki
G02 - OPTICS
Information
Patent Grant
Dielectric isolated substrate and process for producing the same
Patent number
5,233,216
Issue date
Aug 3, 1993
Hitachi, Ltd.
Yohsuke Inoue
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plasma operation apparatus
Patent number
4,876,983
Issue date
Oct 31, 1989
Hitachi, Ltd.
Takuya Fukuda
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of manufacturing semiconductor device having aluminum diffus...
Patent number
4,351,677
Issue date
Sep 28, 1982
Hitachi, Ltd.
Yasuhiro Mochizuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of selectively diffusing aluminium into a silicon semiconduc...
Patent number
4,290,830
Issue date
Sep 22, 1981
Hitachi, Ltd.
Yasuhiro Mochizuki
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of fabricating a semiconductor device
Patent number
4,219,373
Issue date
Aug 26, 1980
Hitachi, Ltd.
Yasuhiro Mochizuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vapor phase diffusion of aluminum with or without boron
Patent number
4,193,826
Issue date
Mar 18, 1980
Hitachi, Ltd.
Yasuhiro Mochizuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of diffusing aluminum into silicon substrate for manufacturi...
Patent number
4,154,632
Issue date
May 15, 1979
Hitachi, Ltd.
Yasuhiro Mochizuki
H01 - BASIC ELECTRIC ELEMENTS