Inventor
Michael Greenfield
Inventor
Boca Raton, FL, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B63Bprimary
B63BShips or other waterborne vessels25%
B63CLaunching, hauling-out, or dry-docking of vessels25%
B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for6%
B64FGround or aircraft-carrier-deck installations specially adapted for use in connection with aircraft6%
E01FAdditional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like6%
G09FDisplaying6%
Y10TTechnical subjects covered by former us classification6%
B01FMixing, e.g. dissolving, emulsifying or dispersing3%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials3%
C09KMaterials for miscellaneous applications, not provided for elsewhere3%
PatentTitleYear
10,706,752Collapsible land-based multi-directional signal assembly202010,311,763Collapsible land-based multi-directional signal assembly20199,815,536'Multi-directional signal assembly'20179,783,274'Vessel mounted multi-directional signal assembly'2017D0756829'Multi-directional signal assembly'20169,327,803'Multi-directional signal assembly'20169,302,743'Multi-directional signal assembly'20169,221,525'Multi-directional signal assembly'20159,126,660'Multi-directional signal assembly'20157,191,797'Rotary distribution apparatus'20076,732,953'Winshield washer system with hydrocarbon separator'20046,561,209'Automotive washer system with a purge apparatus and a method therefore'20036,415,614'Cofluids for use with carbon dioxide refrigerant'20025,255,883'Bag pack and holder thereof'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Patents assigned to CONNECTICUT PACKAGING MATERIAL (1)· patent assignee history
1993Based in Newington, CT, US· patent location history
2002Patents assigned to FORD GLOBAL TECH INC (1)· patent assignee history
2002–2004Based in Ann Arbor, MI, US· patent location history
2004Patents assigned to FORD GLOBAL TECH LLC (1)· patent assignee history
2007Based in La Lucia, ZA· patent location history
2015–2020Patents assigned to GREENFIELD MICHAEL (9)· patent assignee history
2015–2016Patents assigned to 1234MMD INVEST TRUST (4)· patent assignee history
2015–2019Based in Boca Raton, FL, US· patent location history
2020Based in Deerfield Beach, FL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GREENFIELD MICHAELself | 9 | 2015–2020 |
| 1234MMD INVEST TRUST | 4 | 2015–2016 |
| CONNECTICUT PACKAGING MATERIAL | 1 | 1993 |
| FORD GLOBAL TECH INC | 1 | 2002 |
| FORD GLOBAL TECH LLC | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Boca Raton, Florida, US | 8 | 2015–2019 |
| Ann Arbor, MI, US | 3 | 2002–2004 |
| Deerfield Beach, Florida, US | 1 | 2020 |
| La Lucia, ZA | 1 | 2007 |
| Newington, CT, US | 1 | 1993 |