Inventor

Raymond G. Gauthier

Inventor

Folsom, CA, US

Overview

8→

Patents

1990–2008

Patent span

Electricity

Primary field (CPC H)

Patents· 8 as inventor

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

H02Pprimary

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters27%

G11BInformation storage based on relative movement between record carrier and transducer20%

A61MDevices for introducing media into, or onto, the body13%

F04DNon-positive-displacement pumps13%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g13%

H02KDynamo-electric machines13%

PatentTitleYear

7,436,145'Method and apparatus for controlling brushless DC motors in implantable medical devices'2008 7,138,776'Method and apparatus for controlling brushless DC motors in implantable medical devices'2006 6,592,620'Power system for an implantable heart pump'2003 6,149,683'Power system for an implantable heart pump'2000 5,557,152'2-Pole single or dual coil moving magnet motor with moving back iron'1996 5,227,709'Closed loop single step response by open winding voltage feedback system and method for multiple phase step motors'1993 5,079,653'Information storage disc transducer position control system using last step damping'1992 4,926,077'Resistance compensation in a motor using a thermally variable resistive network'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1996Patents assigned to SEAGATE TECHNOLOGY (4)· patent assignee history

1990–1996Based in Santa Cruz, CA, US· patent location history

1993Based in Soquel, CA, US· patent location history

2000–2003Patents assigned to KRITON MEDICAL INC (2)· patent assignee history

2000–2008Based in Folsom, CA, US· patent location history

2006–2008Patents assigned to HEARTWARE INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEAGATE TECHNOLOGY	4	1990–1996
HEARTWARE INC	2	2006–2008
KRITON MEDICAL INC	2	2000–2003

Locations

Location	Patents	Span
Folsom, California, US	4	2000–2008
Santa Cruz, California, US	3	1990–1996
Soquel, California, US	1	1993