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Inventor

Mark S. Yuan

Inventor
Fountain Valley, CA, US

Overview

3→
Patents
1986–1992
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B64Gprimary
B64GCosmonautics38%
Y10TTechnical subjects covered by former us classification25%
F16CShafts13%
F16FSprings13%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere13%
PatentTitleYear
5,112,012'Tilting momentum wheel for spacecraft'19924,842,106'Rate controllable damping mechanism'19894,632,339'Spacecraft payload ejection mechanism'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1989Patents assigned to HUGHES AIRCRAFT CO (2)· patent assignee history
1986–1992Based in Fountain Valley, CA, US· patent location history
1992Patents assigned to WITTMANN ALOIS (1)· patent assignee history
1992Patents assigned to YUAN MARK S (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HUGHES AIRCRAFT CO21986–1989
WITTMANN ALOIS11992
YUAN MARK Sself11992
Locations
LocationPatentsSpan
Fountain Valley, California, US31986–1992