Inventor

Hans-Joachim Platte

Inventor
Hemmingen, DE

Overview

17→
Patents
1986–2007
Patent span
Physics
Primary field (CPC G)

Patents· 17 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer50%
H04NPictorial communication, e.g. television25%
B44CProducing decorative effects4%
G06FElectric digital data processing4%
G06KGraphical data reading4%
G10LSpeech analysis techniques or speech synthesis4%
H04BTransmission4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1988Patents assigned to TELEFUNKEN FERNSEH & RUNDFUNK (3)· patent assignee history
1986–2007Based in Hemmingen, DE· patent location history
1989–2000Patents assigned to THOMSON BRANDT GMBH (8)· patent assignee history
1990Patents assigned to PHILIPS CORP (1)· patent assignee history
2001–2005Patents assigned to THOMSON LICENSING SA (2)· patent assignee history
2006–2007Patents assigned to THOMSON LICENSING (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
THOMSON BRANDT GMBH81989–2000
TELEFUNKEN FERNSEH & RUNDFUNK31986–1988
THOMSON LICENSING32006–2007
THOMSON LICENSING SA22001–2005
PHILIPS CORP11990
Locations
LocationPatentsSpan
Hemmingen, DE171986–2007