Inventor

Geoffrey B. Ladwig

Inventor

Chelmsford, MA, US

Overview

19→

Patents

1996–2009

Patent span

Electricity

Primary field (CPC H)

Patents· 19 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%

G06FElectric digital data processing36%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

H01RElectrically-conductive connections5%

H04QSelecting5%

PatentTitleYear

7,519,065'Multicast and unicast scheduling for a network device'2009 6,771,596'Backpressure mechanism for a network device'2004 6,661,788'Multicast scheduling for a network device'2003 6,633,576'Apparatus and method for interleaved packet storage'2003 6,628,646'Programmable multicast scheduling for a network device'2003 6,601,150'Memory management technique for maintaining packet order in a packet processing system'2003 6,519,225'Backpressure mechanism for a network device'2003 6,477,169'Multicast and unicast scheduling for a network device'2002 6,422,876'High throughput interconnection system using orthogonal connectors'2002 6,272,516'Method and apparatus for handling cache misses in a computer system'2001 6,226,687'Method and apparatus for maintaining an order of data packets'2001 6,209,020'Distributed pipeline memory architecture for a computer system with even and odd pids'2001 5,935,235'Method for branching to an instruction in a computer program at a memory address pointed to by a key in a data structure'1999 5,873,078'Radix tree search logic'1999 5,857,196'Method for storing a tree of potential keys in a sparse table'1999 5,848,257'Method and apparatus for multitasking in a computer system'1998 5,774,739'Using a lockup processor to search a table of keys whose entries contain instruction pointer values of code to execute if key is found'1998 5,761,506'Method and apparatus for handling cache misses in a computer system'1998 5,541,920'Method and apparatus for a delayed replace mechanism for a streaming packet modification engine'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–1999Patents assigned to BAY NETWORKS INC (7)· patent assignee history

1996Based in Worcester, MA, US· patent location history

1998–2009Based in Chelmsford, MA, US· patent location history

2001–2009Patents assigned to NORTEL NETWORKS LTD (11)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NORTEL NETWORKS LTD	11	2001–2009
BAY NETWORKS INC	7	1996–1999

Locations

Location	Patents	Span
Chelmsford, Massachusetts, US	18	1998–2009
Worcester, Massachusetts, US	1	1996