Inventor
Daniel E. Matejczyk
Inventor
West Hills, CA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C22Cprimary
C22CAlloys23%
B22FWorking metallic powder19%
B23KSoldering or unsoldering13%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys10%
Y10TTechnical subjects covered by former us classification10%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling3%
B29CShaping or joining of plastics3%
B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering3%
C23CCoating metallic material3%
F02CGas-turbine plants3%
PatentTitleYear
10,259,043Additive manufacturing for elevated-temperature ductility and stress rupture life20198,512,667'High temperature stable nanocrystalline SiGe thermoelectric material'20138,286,335'Method of assembling a thermal expansion compensator'20128,128,418'Thermal expansion compensator having an elastic conductive element bonded to two facing surfaces'20127,354,490'Cryomilled aluminum alloys and components extruded and forged therefrom'20086,902,699'Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom'20056,848,163'Nanophase composite duct assembly'20054,710,223'Infiltrated sintered articles'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987Based in Canoga Park, CA, US· patent location history
2005–2008Patents assigned to BOEING CO (3)· patent assignee history
2005–2019Based in West Hills, CA, US· patent location history
2012–2013Patents assigned to DETERMAN WILLIAM (3)· patent assignee history
2012–2013Patents assigned to MATEJCZYK DANIEL EDWARD (3)· patent assignee history
2012Patents assigned to HAMILTON SUNDSTRAND SPACE SYS (2)· patent assignee history
2012Based in West Hill, CA, US· patent location history
2013–2019Patents assigned to PRATT & WHITNEY ROCKETDYNE INC (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOEING CO | 3 | 2005–2008 |
| DETERMAN WILLIAM | 3 | 2012–2013 |
| MATEJCZYK DANIEL EDWARDself | 3 | 2012–2013 |
| HAMILTON SUNDSTRAND SPACE SYS | 2 | 2012 |
| PRATT & WHITNEY ROCKETDYNE INC | 2 | 2013–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Hills, California, US | 5 | 2005–2019 |
| West Hill, California, US | 2 | 2012 |
| Canoga Park, California, US | 1 | 1987 |