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Inventor

David M. Ritz

Inventor
Feura Bush, NY, US

Overview

2→
Patents
1993–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F01Dprimary
F01DNon-positive displacement machines or engines, e.g. steam turbines25%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants25%
F16CShafts25%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution25%
PatentTitleYear
10,612,420Support structures for rotors2020D0342205'Photographic print package'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to RITZ CAMERA CENTERS INC (1)· patent assignee history
1993Based in Beltsville, MD, US· patent location history
2020Patents assigned to GEN ELECTRIC (1)· patent assignee history
2020Based in Feura Bush, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC12020
RITZ CAMERA CENTERS INC11993
Locations
LocationPatentsSpan
Feura Bush, New York, US12020
Beltsville, Maryland, US11993