KOEHL JEAN has a total of 11 patent applications. Its first patent ever was published in 1974. It filed its patents most often in France and United States. Its main competitors in its focus markets civil engineering, transport and agriculture are TOGAWA YOSHIAKI, ZHEJIANG HONGLIYANG ECOLOGICAL CONSTRUCTION SHARES CO LTD and CCMJ SYSTEMS LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | France | 10 | |
#2 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Transport | |
#3 | Agriculture |
# | Technology | |
---|---|---|
#1 | Foundations and excavations | |
#2 | Dredging | |
#3 | Motor vehicles | |
#4 | Scaffolding | |
#5 | Crop agriculture |
# | Name | Total Patents |
---|---|---|
#1 | Koehl Jean | 1 |
Publication | Filing date | Title |
---|---|---|
US5195865A | Rapid interchangeability device for earth-moving devices carrying vibrators | |
FR2420604A1 | Prefabricated trench shoring panel - consists of plane and corrugated sheets connected by spot welds between corrugations in addition to edge welds | |
FR2393704A1 | Temporary wheels for moving heavy plant - has axle fitted to pivoted jib and bucket and driven by normal wheels | |
FR2318979A1 | Self propelled trench liner - is advanced in increments by jacks which bear on rear transverse panel bearing on compacted fill |