HI WAY SERVICE CORP has a total of 18 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering, machines and engines, pumps and turbines are AUBURN MACHINE WORKS INC, JRB ATTACHMENTS LLC and PREDAC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 16 | |
#2 | Canada | 2 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Engines, pumps and turbines | |
#4 | Transport | |
#5 | Weapons |
# | Technology | |
---|---|---|
#1 | Dredging | |
#2 | Unspecified technologies | |
#3 | Unspecified technologies | |
#4 | Pumps | |
#5 | Armour | |
#6 | Load transportation vehicles | |
#7 | Street cleaning |
# | Name | Total Patents |
---|---|---|
#1 | Kerber Joseph H | 16 |
#2 | Drott Edward A | 8 |
Publication | Filing date | Title |
---|---|---|
US2455474A | Excavator | |
US2387568A | Industrial truck | |
US2328715A | Excavator | |
US2332561A | Material handling apparatus | |
US2326338A | Material handling apparatus | |
US2243564A | Road grader | |
US2281360A | Road shoulder maintainer | |
US2238389A | Truck grader | |
US2229210A | Road grader | |
US2190452A | Scraping apparatus | |
US2187036A | Hydraulic apparatus | |
US2020555A | Rotary scraper | |
US2031166A | Hydraulic apparatus | |
US1915675A | Snowplow | |
US1784144A | Material-handling apparatus | |
US1853212A | Scarifier | |
CA418704A | Material handling apparatus | |
CA464668A | Excavator |