Inventor
NISHI SEIJI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “NISHI SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OKI ELECTRIC IND CO LTD
4 patentsUS5949140ASep 7, 1999
Microwave semiconductor device with via holes and associated structure
OKI ELECTRIC IND CO LTD120 citations92
US7872609B2Jan 18, 2011
Circular waveguide antenna and circular waveguide array antenna
OKI ELECTRIC IND CO LTD8 citations82
US6037615AMar 14, 2000
Metal semiconductor FET having doped A1GaAs layer between channel layer and A1GaAs buffer layer
OKI ELECTRIC IND CO LTD10 citations70
US7612732B2Nov 3, 2009
Antenna with stripline splitter circuit
OKI ELECTRIC IND CO LTD0 citations30
KOBE STEEL LTD
4 patentsUS5468305ANov 21, 1995
Method of lowering permeability of difficult-to-work Co alloy
KOBE STEEL LTD26 citations92
US5976641ANov 2, 1999
A1 alloy films and melting A1 alloy sputtering targets for depositing A1 alloy films
KOBE STEEL LTD22 citations91
US5500301AMar 19, 1996
A1 alloy films and melting A1 alloy sputtering targets for depositing A1 alloy films
KOBE STEEL LTD21 citations91
US6206985B1Mar 27, 2001
A1 alloy films and melting A1 alloy sputtering targets for depositing A1 alloy films
KOBE STEEL LTD11 citations72