Inventor
Michael J. Tweedy
Inventor
Simi Valley, CA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Pprimary
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock37%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves32%
G01CMeasuring distances, levels or bearings11%
G01VGeophysics11%
G01BMeasuring length, thickness or similar linear dimensions5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
7,675,627'Low cost fiber optic velocity sensor for sonar applications'20106,779,402'Method and apparatus for measuring acceleration using a fiber optic accelerometer'20046,650,418'High performance fiber optic accelerometer'20036,628,400'High sensitivity, high bandwidth accelerometer with fiber optic sensing'20036,563,967'Fiber optic displacement sensor'20036,496,264'Fiber optic acoustic sensor with specifically selected flexural disks'20026,473,183'Shear damped fiber optic sensor'20026,462,824'Snap fit magnetic shields for laser gyroscopes'20026,259,849'Rapid assembly and disassembly O-ring instrument mount for fiber optic gyroscopes'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2003Patents assigned to LITTON SYSTEMS INC (3)· patent assignee history
2001–2010Based in Simi Valley, CA, US· patent location history
2002–2004Patents assigned to NORTHROP GRUMMAN CORP (5)· patent assignee history
2002Based in Fountain Valley, CA, US· patent location history
2010Patents assigned to NORTHROP GRUMMAN GUIDANCE & EL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORTHROP GRUMMAN CORP | 5 | 2002–2004 |
| LITTON SYSTEMS INC | 3 | 2001–2003 |
| NORTHROP GRUMMAN GUIDANCE & EL | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Simi Valley, California, US | 8 | 2001–2010 |
| Fountain Valley, California, US | 1 | 2002 |