Inventor
Friedrich Louzil
Inventor
Vienna, AT
Overview
Patents· 9 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 transducer43%
B41JTypewriters14%
Y10TTechnical subjects covered by former us classification14%
C23FNon-mechanical removal of metallic material from surface7%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them7%
G05GControl devices or systems insofar as characterised by mechanical features only7%
H04MTelephonic communication7%
PatentTitleYear
4,455,560'Ink jet printing head and method of manufacturing such an ink jet printing head'19844,422,082'Jet nozzle plate for an ink jet printing head and method of manufacturing such a jet nozzle plate'19834,413,732'Cassette and adapter combination'19834,125,844'Magnetic position marker for a tape recorder using magnetically alignable particles for making the mark'19784,075,669'Index marking for a cassette magazine apparatus'19784,071,716'Dictation system'19784,022,322'Container for a record carrier'19774,018,398'Winding hub for a record carrier in the form of a tape'19773,999,446'Recording and/or playback apparatus'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1983Patents assigned to PHILIPS CORP (8)· patent assignee history
1976–1984Based in Vienna, AT· patent location history
1984Patents assigned to LOUZIL FRIEDRICH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PHILIPS CORP | 8 | 1976–1983 |
| LOUZIL FRIEDRICHself | 1 | 1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Vienna, AT | 9 | 1976–1984 |