Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9411104 | Broadband waveguide based optical coupler | Joseph Andrew Summers, Peter W. Evans, Pavel Studenkov, Mehrdad Ziari | 2016-08-09 |
| 8373996 | Dual-level package | Donald J. Pavinski, August Spannagel, Charles H. Joyner, Peter W. Evans, Matthew Fisher | 2013-02-12 |
| 8300994 | Transmitter photonic integrated circuit (TxPIC) chip | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2012-10-30 |
| 8155531 | Tunable photonic integrated circuits | Sanjeev Murthy, Mehrdad Ziari, Fred A. Kish, Jr., Masaki Kato, Radhakrishnan L. Nagarajan | 2012-04-10 |
| 7885492 | Transmitter photonic integrated circuit (TxPIC) chips | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2011-02-08 |
| 7773837 | Monolithic transmitter photonic integrated circuit (TXPIC) with a transversely disposed output | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2010-08-10 |
| 7747114 | Tilted combiners/decombiners and photonic integrated circuits (PICs) employing the same | Frank Peters, Charles H. Joyner | 2010-06-29 |
| 7680368 | Monolithic transmitter photonic integrated circuit (TxPIC) with a traversely disposed output | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2010-03-16 |
| 7672546 | Optical transport network having a plurality of monolithic photonic integrated circuit semiconductor chips | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +5 more | 2010-03-02 |
| 7625771 | Method of reducing insertion loss in a transition region between a plurality of input or output waveguides to a free space coupler region | Charles H. Joyner, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr. | 2009-12-01 |
| 7529436 | Optical combiner/decombiner with reduced insertion loss | Charles H. Joyner, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr. | 2009-05-05 |
| 7519246 | Photonic integrated circuit (PIC) chips | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +13 more | 2009-04-14 |
| 7512295 | Transmitter photonic integrated circuits (TXPICS) with directly modulated lasers and wavelength selective combiners | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2009-03-31 |
| 7477807 | Monolithic transmitter photonic integrated circuit (TxPIC) semiconductor chip | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2009-01-13 |
| 7444048 | Tilted combiners/decombiners and photonic integrated circuit (PIC) employing the same | Frank Peters, Charles H. Joyner | 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, David F. Welch +3 more | 2008-10-14 |
| 7340122 | Monolithic transmitter photonic integrated circuit (TxPIC) with integrated optical components in circuit signal channels | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2008-03-04 |
| 7283694 | Transmitter photonic integrated circuits (TxPIC) and optical transport networks employing TxPICs | David F. Welch, Vincent G. Dominic, Fred A. Kish, Jr., Radhakrishnan L. Nagarajan, Atul Mathur +9 more | 2007-10-16 |
| 7280715 | Formation of cleaved grooves in a passivation layer formed over a surface of a wafer prior to wafer singulation | Charles H. Joyner, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr. | 2007-10-09 |
| 7236656 | Optical transport network | David F. Welch, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr., Vincent G. Dominic, Atul Mathur +4 more | 2007-06-26 |
| 7158699 | Method of optimizing optical channel signal demultiplexing in a monolithic receiver photonic integrated circuit (RxPIC) | David F. Welch, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr., Vincent G. Dominic, Atul Mathur +2 more | 2007-01-02 |
| 7135382 | In-wafer testing of integrated optical components in photonic integrated circuits (PICs) | Charles H. Joyner, Radhakrishnan L. Nagarajan, Frank Peters, Mehrdad Ziari, Fred A. Kish, Jr. | 2006-11-14 |
| 7123786 | Compact, cost-effective optical-electrical-optical (OEO) converter for an optical transmission network | David F. Welch, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr., Vincent G. Dominic, Atul Mathur +4 more | 2006-10-17 |
| 7116851 | Optical signal receiver, an associated photonic integrated circuit (RxPIC), and method improving performance | David F. Welch, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr., Vincent G. Dominic, Atul Mathur +3 more | 2006-10-03 |
| 7110631 | Method of adjusting a center wavelength of modulated sources wavelength grid with the passband of an optical combiner | Charles H. Joyner, Radhakrishnan L. Nagarajan, Fred A. Kish, Jr. | 2006-09-19 |