Inventor

Sumie Morita

Inventor

Kawasaki, JP

Overview

1991–2003

Patent span

Electricity

Primary field (CPC H)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication45%

H04QSelecting35%

G06FElectric digital data processing10%

H04MTelephonic communication10%

PatentTitleYear

6,654,385'Message division communication method and communication system'2003 6,374,309'Communication signal suppressing apparatus and common line signal apparatus capable of reducing workload of firmware'2002 6,272,454'Debugging and cosimulation method for wide band switch firmware'2001 6,266,325'Method of controlling path audit in switches'2001 6,246,665'Method for attending occurrence of failure in an exchange system that exchanges cells having fixed-length, and interface unit and concentrator equipped in the exchange system using the method'2001 5,953,334'ATM switching system'1999 5,923,661'Method of collecting large amounts of data in apparatus such as ATM exchange'1999 5,915,092'Communications control system for transferring commands/status data in batch between processors utilizing transmitting processor\'s command activation order and receiving processor\'s access control'1999 5,577,114'Subscriber line control apparatus to concurrently detect change in line state for subscriber lines and determine validity of timer device'1996 5,568,479'System of controlling miscellaneous means associated with exchange'1996 5,523,999'Packet data switching system'1996 5,375,117'Maintenance communication control system in an ISDN service'1994 5,283,788'ISDN D channel congestion control method'1994 5,271,009'Data transfer method performed in a data processor provided in a switching system'1993 5,001,740'Method and apparatus for starting switching system'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2003Patents assigned to FUJITSU LTD (15)· patent assignee history

1991–1994Based in Yokohama, JP· patent location history

1996–2003Based in Kawasaki, JP· patent location history

2001Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJITSU LTD	15	1991–2003

Locations

Location	Patents	Span
Kawasaki, JP	10	1996–2003
Yokohama, JP	4	1991–1994
Kanagawa, JP	1	2001