Inventor

Martin Spies

Inventor

Pfaffenhofen, DE

Overview

6→

Patents

1981–2002

Patent span

Physics

Primary field (CPC G)

Patents· 6 as inventor

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

G01Sprimary

G01SRadio direction-finding25%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation13%

B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general6%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for6%

B62DMotor vehicles6%

G01DMeasuring not specially adapted for a specific variable6%

G01NInvestigating or analysing materials by determining their chemical or physical properties6%

G06VImage or video recognition or understanding6%

G07BTicket-issuing apparatus6%

H04NPictorial communication, e.g. television6%

PatentTitleYear

6,459,389'Adaptive absolute steering angle sensor'2002 5,585,625'Arrangement for detecting the occupancy of a seat in vehicles and the like'1996 5,086,342'Image sensor with an avalanche diode forming an optical shutter'1992 5,005,085'Controllable semiconductor image sensor and arrangement with such a sensor'1991 4,931,767'Device for visibility measurement for a motor vehicle'1990 4,259,592'Ceilometric method and apparatus'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to FRUENGEL FRANK (1)· patent assignee history

1981–1996Based in Pfaffenhofen, DE· patent location history

1990Patents assigned to DAIMLER BENZ AG (1)· patent assignee history

1991–1992Patents assigned to MESSERSCHMITT BOELKOW BLOHM (2)· patent assignee history

1996Patents assigned to TELEFUNKEN MICROELECTRON (1)· patent assignee history

2002Patents assigned to TAKATA PETRI AG (1)· patent assignee history

2002Based in Hohenwart, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MESSERSCHMITT BOELKOW BLOHM	2	1991–1992
DAIMLER BENZ AG	1	1990
FRUENGEL FRANK	1	1981
TAKATA PETRI AG	1	2002
TELEFUNKEN MICROELECTRON	1	1996

Locations

Location	Patents	Span
Pfaffenhofen, DE	5	1981–1996
Hohenwart, DE	1	2002