Inventor

Erno B. Lutz

Inventor

Sunnyvale, CA, US

Overview

7→

Patents

1977–1998

Patent span

Physics

Primary field (CPC G)

Patents· 7 as inventor

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

G01Sprimary

G01SRadio direction-finding33%

A01KAnimal husbandry11%

E05FDevices for moving wings into open or closed position11%

E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof11%

G08BSignalling systems, e.g. personal calling systems11%

H01HElectric switches11%

LOC1411%

PatentTitleYear

D0393861'Automatic voice dialer'1998 D0346982'Portable security alarm'1994 4,672,765'Illuminated fish attraction device'1987 4,617,542'High voltage switching device'1986 4,276,548'Microwave speed meter'1981 4,117,464'Microwave motion-detection apparatus employing a Gunn oscillator in a self-detecting mode'1978 4,009,476'Apparatus for automatically controlling door operation'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to SOLFAN SECURITY SYSTEMS (1)· patent assignee history

1977–1994Based in Sunnyvale, CA, US· patent location history

1978–1981Patents assigned to SOLFAN SYSTEMS INC (2)· patent assignee history

1986Patents assigned to IMCS CORP (1)· patent assignee history

1987Patents assigned to LUTZ ERNO B (1)· patent assignee history

1994–1998Patents assigned to UNITED SECURITY PRODUCTS INC (2)· patent assignee history

1998Based in Redding, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SOLFAN SYSTEMS INC	2	1978–1981
UNITED SECURITY PRODUCTS INC	2	1994–1998
IMCS CORP	1	1986
LUTZ ERNO Bself	1	1987
SOLFAN SECURITY SYSTEMS	1	1977

Locations

Location	Patents	Span
Sunnyvale, California, US	6	1977–1994
Redding, California, US	1	1998