WIDMER ENGINEERING COMPANY has a total of 11 patent applications. Its first patent ever was published in 1916. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering are BOESHART PATRICK E, HICKORY DESIGN PTY LTD and SIMPSON STRONG TIE INT INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Industry | |
---|---|---|
#1 | Civil engineering |
# | Technology | |
---|---|---|
#1 | General building constructions | |
#2 | Scaffolding | |
#3 | Structural elements |
# | Name | Total Patents |
---|---|---|
#1 | Widmer Arthur J | 11 |
Publication | Filing date | Title |
---|---|---|
US1291326A | Fireproof floor construction. | |
US1245414A | Metal insert for concrete ceilings. | |
US1260494A | Bar-support. | |
US1291325A | Apparatus for constructing floors. | |
US1238858A | Apparatus for constructing ribbed concrete floors. | |
US1251151A | Plaster-ceiling support. | |
US1291324A | Process of erecting ribbed concrete floors. | |
US1243367A | Ceiling-support. | |
US1277514A | Clip for holding plaster-boards. | |
US1277513A | Wall-board support. | |
US1251150A | Ceiling-tie. |