Inventor
David M. Hansen
Inventor
Abbott Park, IL, US
Overview
Patents· 45 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A22Cprimary
A22CProcessing meat, poultry, or fish12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
B29CShaping or joining of plastics9%
Y10TTechnical subjects covered by former us classification7%
B26DCutting6%
B30BPresses in general6%
E04CStructural elements6%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges5%
B28BShaping clay or other ceramic compositions4%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts4%
PatentTitleYear
10,842,322Rotary molding system202010,828,806Method and apparatus for rotary molding202010,766,782Production of crystalline sodium bicarbonate202010,508,528Multi-well solution mining exploitation of an evaporite mineral stratum201910,011,053Method and apparatus for rotary molding20189,879,516'Multi-well solution mining exploitation of an evaporite mineral stratum'20189,677,398'Use of ventilation air methane exhausted during mining of non-combustible ore in a surface appliance'20179,638,017'Batch solution mining using lithological displacement of an evaporite mineral stratum and mineral dissolution with stationary solvent'20179,457,495'Rotary mold system for molding food products'20169,382,125'Production of crystalline sodium bicarbonate using CO2 recovered from another alkali production process'20169,114,553'Rotary mold system for molding three dimensional food products'20159,051,188'Sodium bicarbonate product with excellent flowability and its method of manufacture'20158,850,938'Maintenance and safety system for a food article slicing machine'20148,753,107'Apparatus for rotary molding'20148,549,966'Output conveyor for a food article slicing machine'20138,469,697'Rotary mold system for molding food products'20138,372,162'Method of producing sodium carbonate decahydrate'20138,276,491'Food article loading mechanism for a food article slicing machine'20128,250,955'Food article transfer mechanism for a food article slicing machine'20127,862,330'Angled fill ports and seal-off arrangement for patty-forming apparatus'20117,422,425'Drive system for a knockout apparatus for a patty-forming machine'20087,416,753'Breather system for a reciprocating mold plate patty-forming machine'20087,411,137'Automatic sealing arrangement for weigh scale for food processing apparatus'20087,335,013'Drive systems for a reciprocating mold plate patty-forming machine'20087,318,723'Frame for a patty-forming apparatus'20087,125,245'Tube valve arrangement for a patty-forming machine'20066,138,981'Insulating connectors used to retain forms during the manufacture of composite wall structures'20006,112,491'Insulating connector rods and methods for their manufacture'20005,996,297'Connectors and brackets used in making insulated composite wall structures'19995,987,834'Insulating connector rods and their methods of manufacture'19995,976,485'Sodium metabisulfite process'19995,974,925'Continuous feed for food loaf slicing machine'19995,830,399'Methods for manufacturing highly insulative composite wall structures'19985,809,723'Multi-prong connectors used in making highly insulated composite wall structures'19985,753,200'Sodium metabisulfite process'19985,697,275'Slicing station, with shear edge member, for a food loaf slicing machine'19975,673,525'Insulating connector rods used in making highly insulated composite wall structures'19975,649,463'Slicing station for a food loaf slicing machine'19975,606,832'Connectors used in making highly insulated composite wall structures'19975,519,973'Highly insulative connector rods and methods for their manufacture and use in highly insulated composite walls'19965,499,719'Takeaway/correction conveyor system for food product machine'1996D0357855'Insulating wall tie for concrete sandwich walls'1995D0287221'Portable press'19864,555,928'Press having a leveraged linkage assembly mechanism'19854,393,684'Press having a linkage mechanism connectable and disconnectable from a ram'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983Based in Dublin, PA, US· patent location history
1985–1986Based in Doylestown, PA, US· patent location history
1995–2000Patents assigned to H K COMPOSITES INC (10)· patent assignee history
1995–2000Based in American Fork, UT, US· patent location history
1996–2020Patents assigned to FORMAX INC (21)· patent assignee history
1996–2020Based in Abbott Park, IL, US· patent location history
1998–2020Based in Green River, WY, US· patent location history
2012–2014Patents assigned to HANSEN DAVID (5)· patent assignee history
2013–2017Patents assigned to SOLVAY CHEMICALS INC (4)· patent assignee history
2017–2020Patents assigned to SOLVAY (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FORMAX INC | 21 | 1996–2020 |
| H K COMPOSITES INC | 10 | 1995–2000 |
| HANSEN DAVIDself | 5 | 2012–2014 |
| SOLVAY | 4 | 2017–2020 |
| SOLVAY CHEMICALS INC | 4 | 2013–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Abbott Park, Illinois, US | 22 | 1996–2020 |
| Green River, WY, US | 10 | 1998–2020 |
| American Fork, UT, US | 10 | 1995–2000 |
| Doylestown, Pennsylvania, US | 2 | 1985–1986 |
| Dublin, Pennsylvania, US | 1 | 1983 |