Lee; Hak-Phil

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lee; Hak-Phil.The latest application filed is for "gigabit ethernet passive optical network for securely transferring data through exchange of encryption key and data encryption method using the same".

Company Profile

0.4.6

Lee; Hak-Phil - Inchon KR
Lee; Hak-Phil - InchonKwangyok-shi KR
Lee, Hak-Phil - Incheon KR
Lee, Hak-Phil - Namdong-gu KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Gigabit Ethernet-based passive optical network and data encryption method Grant 7,450,719 - Lee , et al. November 11, 2	2008-11-11
Passive optical network employing multi-carrier code division multiple access Grant 7,272,318 - Lee , et al. September 18, 2	2007-09-18
Gain-flattened wideband erbium-doped optical fiber amplifier Grant 7,167,302 - Lee , et al. January 23, 2	2007-01-23
Bidirectional WDM self-healing ring network Grant 7,133,609 - Kim , et al. November 7, 2	2006-11-07
Gigabit ethernet passive optical network and method for accurately detecting data errors App 20050135803 - Lee, Hak-Phil ; et al.	2005-06-23
Gigabit Ethernet passive optical network for securely transferring data through exchange of encryption key and data encryption method using the same App 20050135609 - Lee, Hak-Phil ; et al.	2005-06-23
Gigabit ethernet-based passive optical network and data encryption method App 20050047602 - Lee, Hak-Phil ; et al.	2005-03-03
Gain-flattened wideband erbium-doped optical fiber amplifier App 20040240045 - Lee, Jong-Hun ; et al.	2004-12-02
Passive optical network employing multi-carrier code division multiple access App 20040223763 - Lee, Ki-Cheol ; et al.	2004-11-11
Bidirectional WDM self-healing ring network App 20040131354 - Kim, Jong-Kwon ; et al.	2004-07-08

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