| D951550 |
Visored helmet |
Andrew Roberts |
2022-05-10 |
| D950161 |
Visored helmet |
Andrew Roberts |
2022-04-26 |
| 11064755 |
Safety helmet |
Andrew Roberts |
2021-07-20 |
| D907859 |
Visored helmet |
Andrew Roberts |
2021-01-12 |
| D907860 |
Visored helmet |
Andrew Roberts |
2021-01-12 |
| 10687574 |
Protective headgear |
Clive Johnstone |
2020-06-23 |
| D841850 |
Helmet illumination device |
— |
2019-02-26 |
| D820657 |
Extended handle circular saw |
— |
2018-06-19 |
| D812313 |
Bump cap liner |
— |
2018-03-06 |
| D784627 |
Bump cap impact pad |
— |
2017-04-18 |
| D667590 |
Helmet |
— |
2012-09-18 |
| D637876 |
Etching blade |
— |
2011-05-17 |
| D634229 |
Security system housing |
Reeder N. Ward, Kenneth D. White, Jamie White, James H. Muir |
2011-03-15 |
| D618269 |
Security camera pedestal mount |
James H. Muir |
2010-06-22 |
| 6635375 |
Planar solid oxide fuel cell with staged indirect-internal air and fuel preheating and reformation |
Rodney A. Geisbrecht |
2003-10-21 |
| 6623880 |
Fuel cell-fuel cell hybrid system |
Rodney A. Geisbrecht |
2003-09-23 |
| D421174 |
Ornamental novelty hat |
— |
2000-02-29 |
| D419749 |
Winged novelty hat |
— |
2000-02-01 |
| 5541014 |
Indirect-fired gas turbine dual fuel cell power cycle |
Paul L. Micheli, Frederick A. Sudhoff |
1996-07-30 |
| 5449568 |
Indirect-fired gas turbine bottomed with fuel cell |
Paul L. Micheli, Edward L. Parsons |
1995-09-12 |
| 5413878 |
System and method for networking electrochemical devices |
John G. Wimer, David H. Archer |
1995-05-09 |
| 4498246 |
Alcohol/heavy liquid drying of coal |
Terry S. Cantu |
1985-02-12 |