Learn more

BIRRU DAGNACHEW

Overview
  • Total Patents
    21
About

BIRRU DAGNACHEW has a total of 21 patent applications. Its first patent ever was published in 2003. It filed its patents most often in United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets telecommunications, digital networks and environmental technology are SMARTLABS INC, LUXMATE CONTROLS GMBH and ECHELON CORP.

Patent filings in countries

World map showing BIRRU DAGNACHEWs patent filings in countries
# Country Total Patents
#1 United States 17
#2 WIPO (World Intellectual Property Organization) 4

Patent filings per year

Chart showing BIRRU DAGNACHEWs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Birru Dagnachew 21
#2 Seyedi-Esfahani Seyed-Alireza 4
#3 Chou Chun-Ting 2
#4 Challapali Kiran 1
#5 Gaddam Vasanth 1
#6 Zhai Hong 1
#7 Seyedi Alireza 1
#8 Meijer Eduard Johannes 1
#9 Wang Dong 1
#10 Yang Jun 1

Latest patents

Publication Filing date Title
US2013276371A1 Ambient light control
US2009303907A1 Preamble structure for enabling multi-mode wireless communications
US2010080318A1 System and method for improved frequency estimation for high-speed communication
US2008304607A1 System, apparatus, and method for a robust synchronization scheme for digital communication systems
WO2007066293A2 System, apparatus, and method for single-carrier block transmission with adaptive guard interval
WO2007031962A2 Method of clustering devices in wireless communication nework