Donald W. Hewitt

Follow

Person

Roseville, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Boat lift with articulating arm
- Patent number 5,224,569
- Issue date Jul 6, 1993
- Hewitt; Larry L.
- Larry L. Hewitt
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Data card and mailer inserter system
- Patent number 5,058,873
- Issue date Oct 22, 1991
- DataCard Corporation
- Donald W. Hewitt
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Data card and mailer data match/inserter system
- Patent number 5,012,073
- Issue date Apr 30, 1991
- Fujitsu Limited
- Donald W. Hewitt
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Data card support and mailer member
- Patent number D258453
- Issue date Mar 3, 1981
- Data Card Corporation
- Donald W. Hewitt
- D19 - Office supplies
Information Patent Grant
Data card support and mailer member
- Patent number D258452
- Issue date Mar 3, 1981
- Data Card Corporation
- Donald W. Hewitt
- D19 - Office supplies
Information Patent Grant
Data card support and mailer member
- Patent number D258292
- Issue date Feb 17, 1981
- Data Card Corporation
- Donald W. Hewitt
- D19 - Office supplies