JOHN JOSEPH SEROWATKA
Engineers in Melrose Park, PA
License number
Pennsylvania PE042749R
Category
Engineers
Type
Professional Engineer
Address
Address
Melrose Park, PA 19027
Professional information
John Serowatka - Elkins Park, PA
Work:
Riparius Communication Services, Inc - Timonium, MD
Engineering Consultant
Engineering Consultant
Education:
Drexel University - Philadelphia, PA
B.S. in Mechanical Engineering St Josephs University - Philadelphia, PA
Finance, Statistics
B.S. in Mechanical Engineering St Josephs University - Philadelphia, PA
Finance, Statistics
Flywheel Reserve Power For Outside Plant Of A Communication Network
US Patent:
6240337, May 29, 2001
Filed:
Apr 2, 1998
Appl. No.:
9/053676
Inventors:
William P. Marr - Laurel MD
Frederick G. Hofman - Downingtown PA
John J. Serowatka - Elkins Park PA
Frederick G. Hofman - Downingtown PA
John J. Serowatka - Elkins Park PA
Assignee:
Bell Atlantic Network Services, Inc. - Arlington VA
International Classification:
H02J 114
US Classification:
700286
Abstract:
To eliminate problems caused by the use of batteries for back-up power in outside plant facilities of a communication network or the like, the batteries are replaced with flywheel reserve power systems, in accord with the invention. Specific applications of flywheel power systems include flywheel systems to supply power to the optical terminal of a digital loop carrier type system, for a telephone network. Other applications relate to flywheel systems to supply power to optical network units (ONUs) in fiber to the curb or fiber to the home type communication networks. In the preferred embodiments, the flywheel power systems include intelligent components for monitoring and controlling operations of the power systems. Communication links are provided, to enable the monitoring and control components to report status to and receive control instructions from a centralized network control or management center.
Internet-Calling Card
US Patent:
8510217, Aug 13, 2013
Filed:
Apr 5, 2004
Appl. No.:
10/818138
Inventors:
John J. Serowatka - Elkins Park PA, US
Assignee:
Verizon Services Corp. - Arlington VA
International Classification:
G06Q 40/00, G06Q 40/02
US Classification:
705 39, 705 35
Abstract:
A pre-paid card, referred to as an Internet card, in accordance with the invention can be used to make anonymous payments over the Internet for services and products, e. g. , to pay for Internet access and/or product purchases. The Card is purchased, e. g. , with cash, from a card retailer, e. g. , a convenience store. In some embodiments the card includes security information which is hidden from the retailer but can be viewed by the purchaser, e. g. , after performing a tear off or scratch off operation to reveal the security information. The security information can be used to authorize a transaction to be charged against the card without the need to reveal any personal information and without the risk of the retailer making unauthorized purchases since the security information is hidden from the retailer. By avoiding the need for personal information privacy is maintained and the risk of identity theft avoided.