Inventor
Jean Martin
Inventor
Chatillon, FR
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G21Cprimary
G21CNuclear reactors26%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution26%
E02BHydraulic engineering16%
Y10TTechnical subjects covered by former us classification11%
B63BShips or other waterborne vessels5%
E21BEarth or rock drilling5%
F16LPipes5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
4,963,058'Protective barrier for the protection of offshore marine works, and method of installation of the same'19904,683,102'Device for operating a cluster of neutron absorber elements in a pressurized water nuclear reactor'19874,624,825'Differential movement chain mechanism for controlling a nuclear reactor'19864,618,286'Composite platform for petroleum workings in polar seas'19864,470,723'Oscillatable marine installation and method for its construction'19844,423,002'Apparatus for controlling a nuclear reactor by vertical displacement of a unit absorbing neutrons'19834,369,161'Rack and pinion mechanism for moving a unit absorbing neutrons in a nuclear reactor'19834,366,838'Mooring assembly for coupling a submarine conduit to another conduit'19834,338,159'Finger mechanism, with a cyclic movement, for controlling a nuclear reactor'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1986Patents assigned to FRAMATOME SA (4)· patent assignee history
1982–1987Based in Chatillon, FR· patent location history
1983–1984Patents assigned to DORIS DEV RICHESSE SOUS MARINE (2)· patent assignee history
1983–1990Based in Paris, FR· patent location history
1986Patents assigned to FLUOR DORIS INC (1)· patent assignee history
1987Patents assigned to FRAMATOME & CIE (1)· patent assignee history
1990Patents assigned to DORIS ENGINEERING (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FRAMATOME SA | 4 | 1982–1986 |
| DORIS DEV RICHESSE SOUS MARINE | 2 | 1983–1984 |
| DORIS ENGINEERING | 1 | 1990 |
| FLUOR DORIS INC | 1 | 1986 |
| FRAMATOME & CIE | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chatillon, FR | 5 | 1982–1987 |
| Paris, FR | 4 | 1983–1990 |