Kenji OKITA

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Saga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transmission restricting device radio communication terminal equipm...
- Patent number 6,122,486
- Issue date Sep 19, 2000
- NEC Corporation
- Masahiko Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data packet transmission method and apparatus for practicing the same
- Patent number 6,023,475
- Issue date Feb 8, 2000
- NEC Corporation
- Masahiko Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Battery built-in wireless ID card unit and ID verification unit
- Patent number 6,011,483
- Issue date Jan 4, 2000
- NEC Corporation
- Masahiko Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data transmitter-receiver
- Patent number 5,920,592
- Issue date Jul 6, 1999
- NEC Corporation
- Masahiko Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio channel estimation based on BER and RSSI
- Patent number 5,870,666
- Issue date Feb 9, 1999
- NEC Corporation
- Masahiko Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio communication equipment with transmission rate regulating fun...
- Patent number 5,825,761
- Issue date Oct 20, 1998
- NEC Corporation
- Masahiko Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DIFFERENTIAL PRESSURE MEASURING DEVICE AND DIFFERENTIAL PRESSURE ME...
- Publication number 20230408356
- Publication date Dec 21, 2023
- SUMCO CORPORATION
- Kenji OKITA
- F24 - HEATING RANGES VENTILATING
Information Patent Application
PROCESSING METHOD FOR UNIFORMIZING FILM THICKNESS DISTRIBUTION OF L...
- Publication number 20100129941
- Publication date May 27, 2010
- SUMCO CORPORATION
- Kenji OKITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS AND METHOD FOR ETCHING SEMICONDUCTOR WAFER
- Publication number 20100029087
- Publication date Feb 4, 2010
- SUMCO CORPORATION
- Kenji OKITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SIMOX WAFER MANUFACTURING METHOD AND SIMOX WAFER
- Publication number 20090057811
- Publication date Mar 5, 2009
- SUMCO CORPORATION
- Yoshio MURAKAMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method of producing SIMOX wafer
- Publication number 20070224778
- Publication date Sep 27, 2007
- Yoshio Murakami
- H01 - BASIC ELECTRIC ELEMENTS