SIETMANN VERNON H has a total of 12 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States and Canada. Its main competitors in its focus markets chemical engineering, thermal processes and civil engineering are HUNAN NONGYOU SHENGTAI AGRICULTURAL TECH CO LTD, WESTELAKEN C and ANHUI GUWANG DRYING MACHINERY CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Canada | 2 |
# | Industry | |
---|---|---|
#1 | Chemical engineering | |
#2 | Thermal processes | |
#3 | Civil engineering | |
#4 | Agriculture | |
#5 | Machines | |
#6 | Transport |
# | Name | Total Patents |
---|---|---|
#1 | Sietmann Vernon H | 12 |
#2 | Keese Larry S | 3 |
#3 | Smith Raymond L | 3 |
#4 | Stockdale Steven C | 2 |
#5 | Dendel Gerald F | 2 |
#6 | Stockdale Elmer G | 2 |
#7 | Lukehart Leonard J | 1 |
#8 | Locker Dale E | 1 |
#9 | Rohrs Kenneth V | 1 |
Publication | Filing date | Title |
---|---|---|
US4426937A | Heat exchanger furnace | |
US4424041A | Trolling drive means for boats | |
US4319557A | Heat exchanger furnace | |
US4118875A | Method and means of drying particulate material | |
US4035928A | Apparatus for drying grain | |
CA1017559A | Apparatus for drying grain | |
US3943636A | Apparatus for drying grain | |
US3686802A | Auxiliary roof structure for grain drying bins | |
US3608558A | Air manifold for a combine chaffer material leveler and aerator | |
US3497229A | Particulate material leveling device | |
US3479748A | Apparatus for and process of drying grain | |
CA913362A | Apparatus for and process of drying grain |