Inventor

Robert Buck

Inventor

Stein, DE

Overview

1976–2011

Patent span

Electricity

Primary field (CPC H)

Patents· 33 as inventor

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

H03Kprimary

H03KPulse technique35%

Y10TTechnical subjects covered by former us classification7%

B24BMachines, devices, or processes for grinding or polishing5%

B24DTools for grinding, buffing or sharpening5%

G05BControl or regulating systems in general5%

H05KPrinted circuits5%

G01PMeasuring linear or angular speed, acceleration, deceleration, or shock4%

G08BSignalling systems, e.g. personal calling systems4%

H01RElectrically-conductive connections4%

A61MDevices for introducing media into, or onto, the body2%

PatentTitleYear

7,893,775'Frequency diverse discrete-time phase-lock device and apparatus'2011 6,805,569'Unit consisting of a proximity switch and a cable terminal part and a process for its manufacture'2004 6,614,335'Unit consisting of a proximity switch and a cable terminal part and a process for its manufacture'2003 6,188,213'Electronic, preferably proximity-type, switching device'2001 5,363,601'Grinding bit'1994 5,359,814'System for grinding a workpiece'1994 5,197,228'Method of and machine for grinding a workpiece'1993 4,995,476'Safety attachments for ladders'1991 4,932,256'Heat transmission measuring instrument, in particular flow monitor'1990 4,900,879'Insulation system for magnetic windings'1990 4,856,329'Heat transfer measurement device, in particular flow monitor'1989 4,849,874'Single mag amp control system for regulating bipolar voltage output of a power converter'1989 4,748,740'Automatic component mounting machine'1988 4,728,433'Ultrafiltration regulation by differential weighing'1988 4,663,542'Electronic proximity sensor'1987 4,551,637'Electronic monitoring system with direct-current power supply'1985 4,543,497'Electronic monitoring system with selective signal inversion'1985 4,543,566'Electronic monitoring system with malfunction indicator'1985 4,525,699'Electronic monitoring system with malfunction indicator'1985 4,481,559'Mounting structure for components of electronic switching device'1984 4,477,695'Microprocessor operated telecommunications interface for a terminal of an automatic teletypewriter switching service'1984 4,424,458'Contactless proximity sensor with multilevel response'1984 4,336,491'Electronic monitoring system stabilized against accidental triggering'1982 4,225,748'Switching device, especially for electronic contactless switches, e.g. proximity switches'1980 4,193,023'Electronic monitoring system with low energy consumption in quiescent state'1980 4,135,124'Electronic monitoring system with selective signal inverter'1979 4,117,393'Electronic monitoring system with low energy consumption in quiescent state'1978 4,110,678'Electronic monitoring system'1978 4,100,479'Electronic monitoring system with Zener diode to control capacitor charging current'1978 4,055,296'Electronic temperature control system for thermostatic control'1977 3,935,542'Contactless oscillator-type proximity sensor with constant-voltage impedance'1976 3,932,803'Electronic monitoring system including contactless motion detector'1976 3,932,774'Electronic monitoring system with short-circuit protection'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1990Patents assigned to BUCK ROBERT (15)· patent assignee history

1976–1985Based in Stein, DE· patent location history

1977–1988Based in Fairfield, CT, US· patent location history

1980–1990Patents assigned to MARHOFER GERD (8)· patent assignee history

1982–2004Patents assigned to IFM ELECTRONIC GMBH (8)· patent assignee history

1987–1990Based in Tettnang, DE· patent location history

1989–1990Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (2)· patent assignee history

1993–1994Patents assigned to CONSTANT VELOCITY SYSTEMS INC (3)· patent assignee history

1994Based in Ballston Lake, NY, US· patent location history

2001–2004Based in Wasserburg, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BUCK ROBERTself	15	1976–1990
IFM ELECTRONIC GMBH	8	1982–2004
MARHOFER GERD	8	1980–1990
CONSTANT VELOCITY SYSTEMS INC	3	1993–1994
AMERICAN TELEPHONE & TELEGRAPH	2	1989–1990

Locations

Location	Patents	Span
Stein, DE	15	1976–1985
Wasserburg, DE	3	2001–2004
Tettnang, DE	3	1987–1990
Fairfield, CT, US	3	1977–1988
Ballston Lake, New York, US	2	1994