Inventor

Joerg Ferchau

Inventor
Morgan Hill, CA, US

Overview

23→
Patents
1987–2019
Patent span
Physics
Primary field (CPC G)

Patents· 23 as inventor

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

G06Fprimary
G06FElectric digital data processing22%
H05KPrinted circuits9%
G06KGraphical data reading5%
G11CStatic stores5%
H01RElectrically-conductive connections5%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
H04LTransmission of digital information, e.g. telegraphic communication5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
Y10TTechnical subjects covered by former us classification5%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1994Patents assigned to TANDEM COMPUTERS INC (12)· patent assignee history
1987–2019Based in Morgan Hill, CA, US· patent location history
2008–2010Patents assigned to SANDISK CORP (6)· patent assignee history
2012Patents assigned to FERCHAU JOERG (1)· patent assignee history
2016Patents assigned to EFFICIENT DRIVETRAINS INC (1)· patent assignee history
2019Patents assigned to CUMMINS ELECTRIFIED POWER NA INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TANDEM COMPUTERS INC121987–1994
SANDISK CORP62008–2010
CUMMINS ELECTRIFIED POWER NA INC12019
EFFICIENT DRIVETRAINS INC12016
FERCHAU JOERGself12012
Locations
LocationPatentsSpan
Morgan Hill, California, US231987–2019