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WJ COMMUNICATIONS INC

Overview
  • Total Patents
    28
About

WJ COMMUNICATIONS INC has a total of 28 patent applications. Its first patent ever was published in 1996. It filed its patents most often in United States, Taiwan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets telecommunications, basic communication technologies and semiconductors are ATMEL AUTOMOTIVE GMBH, ROFOUGARAN AHMADREZA and NIIGATA SEIMITSU CO LTD.

Patent filings per year

Chart showing WJ COMMUNICATIONS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bellantoni John Vincent 6
#2 Chen Yan 5
#3 Chau Frank Hin Fai 4
#4 Bellantoni John 3
#5 Fung Greg 3
#6 Lin Barry Jia-Fu 2
#7 Dunnrowicz Clarence John 2
#8 Takahashi Greg 2
#9 Bellantoni John V 2
#10 Wang Nanlei Larry 2

Latest patents

Publication Filing date Title
US2007115098A1 Rfid system including tags having low rf scattering mode
TW200634647A Distributed RFID interrogation system and method of operating the same
US2007096823A1 Bias circuit for BJT amplifier
US2006109192A1 Compact antenna with directed radiation pattern
WO2005119905A2 Linearity enhanced amplifier
TW200618248A ESD protection structure with sige bjt devices
TW200605528A System and method for sensitivity optimization of RF receiver using adaptive nulling
US2005247979A1 ESD protection structure with SiGe BJT devices
US2006033607A1 System and method for sensitivity optimization of RF receiver using adaptive nulling
WO2005065423A2 Multiprotocol rfid reader
US2005231367A1 Multiprotocol RFID reader
US2005140457A1 Linearized power amplifier modulator in an RFID reader
US2005143026A1 Integrated switching device for routing radio frequency signals
US2004065897A1 Heterojunction bipolar transistor having non-uniformly doped collector for improved safe-operating area
US6263198B1 Multi-layer printed wiring board having integrated broadside microwave coupled baluns