Wongyu Y Cho

RE40998, Nov 24, 2009

Dec 21, 2006

11/644013

Wongyu Cho - San Jose CA, US
Seung-ho Cho - Santa Clara CA, US
Joe S. Abuan - Fremont CA, US

Yahoo! Inc. - Sunnyvale CA

H04L 12/66

370356, 370465, 370401

A direct telephone dialing scheme for initiating internet telephone service from a web page is provided. The scheme allows a caller, using an internet telephone service, to place telephone call to a telephone number appearing on any web page directly from that web page. In one embodiment, a caller navigates to a desired web page on the internet and the caller dials a telephone number on that web page directly to initiate a two-way audio communication with the destination telephone number using an internet telephone service. The direct telephone dialing scheme of the present invention improves the accessibility and ease of use of internet telephone services. Furthermore, the direct telephone dialing scheme can be used with video, data, and fax a communications which are supported by the VoIP data communication standard.

20020095599, Jul 18, 2002

Jan 12, 2001

09/760347

Hyungkeun Hong - Santa Clara CA, US
Wongyu Cho - San Jose CA, US

H04L009/00

713/201000

A method and associated system for exchanging data with computers within a secure network. The present invention includes a first computer, which transmits data to a second computer. The second computer receives the data and transmits them to a third computer, which is within a secure network. The data is transmitted to the third computer over a connection originated from within the secure network, which allows the data to pass through network security devices, such as firewalls.

20050278540, Dec 15, 2005

May 25, 2005

10/908756

Wongyu Cho - San Jose CA, US
Doyon Kim - San Jose CA, US
Jinkeun Choi - San Jose CA, US

OPINITY, INC. - San Jose CA

H04K001/00

713182000

Embodiments of a system, method, and computer program product for validating an identity claimed by a subject are described. Information for logging in under an identity claimed by a subject is obtained from the subject and then submitted in an attempt to login under the claimed identity. The response to the login attempt is then analyzed to determine whether the identity with the site claimed by the subject is valid.

20090141709, Jun 4, 2009

Feb 6, 2009

12/367235

Wongyu Cho - San Jose CA, US
Seung-Ho Cho - Santa Clara CA, US
Joe S. Abuan - Fremont CA, US

Yahoo! Inc. - Sunnyvale CA

H04L 12/66

370352

A direct telephone dialing scheme for initiating internet telephone service from a web page is provided. The scheme allows a caller, using an internet telephone service, to place telephone call to a telephone number appearing on any web page directly from that web page. In one embodiment, a caller navigates to a desired web page on the internet and the caller dials a telephone number on that web page directly to initiate a two-way audio communication with the destination telephone number using an internet telephone service. The direct telephone dialing scheme of the present invention improves the accessibility and ease of use of internet telephone services. Furthermore, the direct telephone dialing scheme can be used with video, data, and fax communications which are supported by the VoIP data communication standard.

20090201918, Aug 13, 2009

Feb 6, 2009

12/367349

Wongyu Cho - San Jose CA, US
Seung-Ho Cho - Santa Clara CA, US
Joe S. Abuan - Fremont CA, US

Yahoo! Inc. - Sunnyvale CA

H04L 12/66

370352, 715234, 715205, 715733

A direct telephone dialing scheme for initiating internet telephone service from a web page is provided. The scheme allows a caller, using an internet telephone service, to place telephone call to a telephone number appearing on any web page directly from that web page. In one embodiment, a caller navigates to a desired web page on the internet and the caller dials a telephone number on that web page directly to initiate a two-way audio communication with the destination telephone number using an internet telephone service. The direct telephone dialing scheme of the present invention improves the accessibility and ease of use of internet telephone services. Furthermore, the direct telephone dialing scheme can be used with video, data, and fax communications which are supported by the VoIP data communication standard.

6834048, Dec 21, 2004

Sep 22, 2000

09/668427

Wongyu Cho - San Jose CA
Seung Ho Cho - Santa Clara CA
Joe S. Abuan - Fremont CA

Dialpad Acquisition Corporation - Santa Clara CA

H04L 1266

370356, 370465, 370401

A direct telephone dialing scheme for initiating internet telephone service from a web page is provided. The scheme allows a caller, using an internet telephone service, to place telephone call to a telephone number appearing on any web page directly from that web page. In one embodiment, a caller navigates to a desired web page on the internet and the caller dials a telephone number on that web page directly to initiate a two-way audio communication with the destination telephone number using an internet telephone service. The direct telephone dialing scheme of the present invention improves the accessibility and ease of use of internet telephone services. Furthermore, the direct telephone dialing scheme can be used with video, data, and fax a communications which are supported by the VoIP data communication standard.