DW

David F. Welch

IN Infinera: 83 patents #2 of 407Top 1%
SD Sdl: 60 patents #1 of 128Top 1%
SL Spectra Diode Laboratories: 16 patents #2 of 22Top 10%
JU Jds Uniphase: 8 patents #44 of 940Top 5%
SS Sprint Spectrum: 4 patents #226 of 810Top 30%
Xerox: 2 patents #3,932 of 8,622Top 50%
HL Hughes Electronics Limited: 1 patents #605 of 1,474Top 45%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
📍 Atherton, CA: #2 of 431 inventorsTop 1%
🗺 California: #705 of 386,348 inventorsTop 1%
Overall (All Time): #4,327 of 4,157,543Top 1%
178
Patents All Time

Issued Patents All Time

Showing 51–75 of 178 patents

Patent #TitleCo-InventorsDate
7573867 Method and system for maintaining a radio link connection during absence of real-time packet data communication 2009-08-11
7570845 Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs) Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Alan C. Nilsson, Robert B. Taylor 2009-08-04
7551815 Method of monitoring and controlling the bit error rate (BER) in an optical communication network Ting-Kuang Chiang, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan 2009-06-23
7546001 Monolithic photonic integrated circuit (PIC) with forward error correction (FEC) Radhakrishnan L. Nagarajan, Fred A. Kish, Jr., Vincent G. Dominic, Ting-Kuang Chiang 2009-06-09
7539365 Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs) Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Alan C. Nilsson, Robert L. Taylor 2009-05-26
7526150 Deployment of electro-optic amplitude varying elements (AVES) and electro-optic multi-functional elements (MFES) in photonic integrated circuits (PICS) Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Alan C. Nilsson, Robert B. Taylor 2009-04-28
7519246 Photonic integrated circuit (PIC) chips Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan, Atul Mathur +13 more 2009-04-14
7512295 Transmitter photonic integrated circuits (TXPICS) with directly modulated lasers and wavelength selective combiners Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan, Atul Mathur +9 more 2009-03-31
7489838 Optical transmitter Fred A. Kish, Jr., Charles H. Joyner, Robert B. Taylor, Alan C. Nilsson 2009-02-10
7477807 Monolithic transmitter photonic integrated circuit (TxPIC) semiconductor chip Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan, Atul Mathur +9 more 2009-01-13
7471857 Method of tuning optical components integrated in a monolithic photonic integrated circuit (PIC) Fred A. Kish, Jr., Charles H. Joyner, Robert B. Taylor, Alan C. Nilsson 2008-12-30
7466882 Monolithic transmitter/receiver photonic integrated circuit (Tx/RxPIC) transceiver chip Fred A. Kish, Jr., Charles H. Joyner 2008-12-16
7444139 Method and system for use of intelligent network processing to prematurely wake up a terminating mobile station Thomas M. Sladek, Baoquan Zhang 2008-10-28
7437029 Method of manufacturing and apparatus for a transmitter photonic integrated circuit (TXPIC) chip Charles H. Joyner, Fred A. Kish, Jr., Frank Peters, Atul Mathur, Andrew G. Dentai +3 more 2008-10-14
7340122 Monolithic transmitter photonic integrated circuit (TxPIC) with integrated optical components in circuit signal channels Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan, Atul Mathur +9 more 2008-03-04
7324719 Method tuning optical components integrated in a monolithic photonic integrated circuit (PIC) Fred A. Kish, Jr., Charles H. Joyner, Robert B. Taylor, Alan C. Nilsson 2008-01-29
7295783 Digital optical network architecture Jagdeep Ahluwalia SINGH, Drew D. Perkins, Mark Yin, Fred A. Kish, Jr., Stephen G. Grubb +4 more 2007-11-13
7283694 Transmitter photonic integrated circuits (TxPIC) and optical transport networks employing TxPICs Vincent G. Dominic, Fred A. Kish, Jr., Mark J. Missey, Radhakrishnan L. Nagarajan, Atul Mathur +9 more 2007-10-16
7277423 Method and system for buffering media to reduce apparent latency in initiating a packet-based real-time media session 2007-10-02
7236656 Optical transport network Radhakrishnan L. Nagarajan, Fred A. Kish, Jr., Mark J. Missey, Vincent G. Dominic, Atul Mathur +4 more 2007-06-26
7224858 Optical transmission network with a receiver photonic integrated circuit (RxPIC) utilizing an optical service chanel (OSC) Ting-Kuang Chiang, Radhakrishnan L. Nagarajan, Vincent G. Dominic, Fred A. Kish, Jr. 2007-05-29
7200296 Monolithic photonic integrated circuit (PIC) CHIP Fred A. Kish, Jr., Charles H. Joyner, Robert B. Taylor, Alan C. Nilsson 2007-04-03
7162113 Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs) Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Alan C. Nilsson, Robert L. Taylor 2007-01-09
7158699 Method of optimizing optical channel signal demultiplexing in a monolithic receiver photonic integrated circuit (RxPIC) Radhakrishnan L. Nagarajan, Fred A. Kish, Jr., Mark J. Missey, Vincent G. Dominic, Atul Mathur +2 more 2007-01-02
7155078 Optical transmission network with transmitter photonic integrated circuit (TxPIC) utilizing an optical service channel (OSC) Ting-Kuang Chiang, Radhakrishnan L. Nagarajan, Vincent G. Dominic, Fred A. Kish, Jr. 2006-12-26