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Akira Uehara
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Chofu-Shi, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of coating solution on substrate surface using a slit nozzle
Patent number
6,761,930
Issue date
Jul 13, 2004
Tokyo Ohka Kogyo Co., Ltd.
Hiroyoshi Sago
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of applying a coating solution to a substrate surface using...
Patent number
6,436,472
Issue date
Aug 20, 2002
Tokyo Ohka Kogyo Co., Ltd.
Hiroyoshi Sago
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coaxial plasma processing apparatus
Patent number
6,067,930
Issue date
May 30, 2000
Tokyo Ohka Kogyo Co., Ltd.
Mitsuaki Minato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plasma processing apparatus
Patent number
5,709,519
Issue date
Jan 20, 1998
Tokyo Ohka Kogyo Co., Ltd.
Akira Uehara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Object handling devices
Patent number
5,584,647
Issue date
Dec 17, 1996
Tokyo Ohka Kogyo Co., Ltd.
Akira Uehara
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Coaxial plasma processing apparatus
Patent number
5,364,488
Issue date
Nov 15, 1994
Tokyo Ohka Kogyo Co., Ltd.
Mitsuaki Minato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of and apparatus for processing a workpiece in plasma
Patent number
5,344,536
Issue date
Sep 6, 1994
Tokyo Ohka Kogyo Co., Ltd.
Kazuto Obuchi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Conveyor belt
Patent number
D333544
Issue date
Feb 23, 1993
Akira Uehara
D34 - Material or article handling equipment
Information
Patent Grant
Conveyor system
Patent number
5,137,144
Issue date
Aug 11, 1992
Akira Uehara
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Conveyor system with movable partitions
Patent number
5,131,524
Issue date
Jul 21, 1992
Akira Uehara
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Object handling device
Patent number
5,083,896
Issue date
Jan 28, 1992
Tokyo Ohka Kogyo Co., Ltd.
Akira Uehara
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Electrode for use in the treatment of an object in a plasma
Patent number
5,022,979
Issue date
Jun 11, 1991
Tokyo Ohka Kogyo Co., Ltd.
Isamu Hijikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode for use in the treatment of an object in a plasma
Patent number
5,006,220
Issue date
Apr 9, 1991
Tokyo Ohka Kogyo Co., Ltd.
Isamu Hijikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plasma reactor
Patent number
4,946,537
Issue date
Aug 7, 1990
Tokyo Ohka Kogyo Co., Ltd.
Isamu Hijikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Device for preventing scattering of ejected, molded articles for us...
Patent number
4,911,630
Issue date
Mar 27, 1990
Akira Uehara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of forming silicone film
Patent number
4,894,254
Issue date
Jan 16, 1990
Tokyo Ohka Kogyo Co., Ltd.
Muneo Nakayama
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Slidable vibration-isolating rubber member
Patent number
4,880,318
Issue date
Nov 14, 1989
Tokai Rubber Industries, Ltd.
Akihiro Shibahara
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Surface treatment of silicone-based coating films
Patent number
4,868,096
Issue date
Sep 19, 1989
Tokyo Ohka Kogyo Co., Ltd.
Muneo Nakayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Device for preventing scattering of molded articles ejected from re...
Patent number
4,828,477
Issue date
May 9, 1989
Akira Uehara
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Thin-film coating apparatus
Patent number
4,790,262
Issue date
Dec 13, 1988
Tokyo Denshi Kagaku Co., Ltd.
Muneo Nakayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Equipment for thermal stabilization process of photoresist pattern...
Patent number
4,749,436
Issue date
Jun 7, 1988
Tokyo Ohka Kogyo Co., Ltd.
Mitsuaki Minato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Wafer holding frame
Patent number
D291413
Issue date
Aug 18, 1987
Tokyo Denshi Kagaku Co., Ltd.
Akira Uehara
D09 - Packages and containers for goods
Information
Patent Grant
Plasma etching method
Patent number
4,578,559
Issue date
Mar 25, 1986
Tokyo Ohka Kogyo Co., Ltd.
Isamu Hijikata
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
High-frequency oscillator with power amplifier and automatic power...
Patent number
4,577,165
Issue date
Mar 18, 1986
Tokyo Denshi Kagaku Co., Ltd.
Akira Uehara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Automatic plasma processing device and heat treatment device
Patent number
4,550,239
Issue date
Oct 29, 1985
Tokyo Denshi Kagaku Kabushiki Kaisha
Akira Uehara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Automatic plasma processing device and heat treatment device for ba...
Patent number
4,550,242
Issue date
Oct 29, 1985
Tokyo Denshi Kagaku Kabushiki Kaisha
Akira Uehara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Automatic apparatus for continuous treatment of leaf materials with...
Patent number
4,483,651
Issue date
Nov 20, 1984
Tokyo Ohka Kogyo Kabushiki Kaisha
Hisashi Nakane
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method for dry etching of a substrate surface
Patent number
4,465,553
Issue date
Aug 14, 1984
Tokyo Denshi Kagaku Co., Ltd.
Isamu Hijikata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for automatic semi-batch sheet treatment of semiconductor...
Patent number
4,336,438
Issue date
Jun 22, 1982
Tokyo Ohka Kogyo Kabushiki Kaisha
Akira Uehara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for the treatment of semiconductor wafers by plasma reaction
Patent number
4,318,767
Issue date
Mar 9, 1982
Tokyo Ohka Kogyo Kabushiki Kaisha
Isamu Hijikata
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
CONVERTER
Publication number
20150366091
Publication date
Dec 17, 2015
YOKOGAWA ELECTRIC CORPORATION
Takashi ARAI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method of coating solution on substrate surface using a slit nozzle
Publication number
20030021906
Publication date
Jan 30, 2003
Tokyo Ohka Kogyo Co., Ltd.
Hiroyoshi Sago
H01 - BASIC ELECTRIC ELEMENTS