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ANNAMPEDU VISWANATH

Overview
  • Total Patents
    14
About

ANNAMPEDU VISWANATH has a total of 14 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States. Its main competitors in its focus markets audio-visual technology, digital networks and basic communication technologies are HWANG SUNG-HEE, SONY OPTIARC INC and CARSON DOUGLAS M.

Patent filings in countries

World map showing ANNAMPEDU VISWANATHs patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing ANNAMPEDU VISWANATHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Annampedu Viswanath 14
#2 Grundvig Jeffrey P 5
#3 Bloss Keith R 3
#4 Zhang Xun 3
#5 Narielwala Vishal 2
#6 Muddhasani Venkatram 1
#7 Neville Roy S 1
#8 Karanink Terence 1
#9 Ding Tianyang 1

Latest patents

Publication Filing date Title
US2014029129A1 Methods and apparatus for improved detection of servo sector data using single bit error correction
US2014033000A1 Flaw scan circuit for repeatable run out (RRO) data
US2013107687A1 Methods and apparatus for validating detection of RRO address marks
US2012197920A1 Systems and methods for diversity combined data detection
US2012155587A1 Systems and methods for improved timing recovery
US2012134042A1 Systems and methods for signal polarity determination
US2012134043A1 Systems and methods for spiral waveform detection
US2012036173A1 Systems and methods for sequence detection in data processing
US2012026620A1 Methods and apparatus for gain estimation using servo data with improved bias correction
US2010142078A1 Systems and methods for memory efficient repeatable run out processing
US2010118690A1 Systems and methods for sector address mark detection
US2009052075A1 Systems and methods for improved synchronization between an asynchronously detected signal and a synchronous operation
US2005243455A1 Method and apparatus for improved address mark detection