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Kawasaki, Japan

Keiichiro Tsukamoto

USPTO Granted Patents = 8

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 59(Granted Patents)

Location History:

Kanagawa, JP (2001)
Kawasaki, JP (2001 - 2011)

Company Filing History:

8 out of 39,228

Fujitsu Corporation

Years Active: 2001-2011

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7912096 - Add/drop multiplexer and interface (2011-03-22),

2. 7672341 - Transmission apparatus and reception interface apparatus (2010-03-02),

3. 7417878 - Distributed power supply and method of recovering from error (2008-08-26),

4. 7154894 - ATM cell service apparatus accomodating an ATM cell in an optical asynchronous communications network through a North America asynchronous communications network (2006-12-26),

5. 6657953 - Signal loopback device (2003-12-02),

6. 6498794 - Transmitter with cell switching function (2002-12-24),

7. 6192437 - Transmission apparatus with control circuit/relay within each card providing connection to related card output depending on related slot ID/ redundancy/non-redundancy, working/protection signals (2001-02-20),

8. 6188701 - Apparatus and method for interfacing between communication networks (2001-02-13),

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