| Patents for E01C 1 - Design or layout of roads, e.g. for noise abatement, for gas absorption (2,652) |
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| 04/27/1999 | US5897270 Vehicle highway system having single-level uninterrupted traffic-flow intersection |
| 04/14/1999 | CN1213724A Fast-mounting highway, railway and river automotive bridge |
| 04/01/1999 | WO1999015733A1 Device for draining and treating polluted air |
| 03/31/1999 | CN2312243Y Quick assemblage overcross bridge for highway |
| 03/25/1999 | WO1999014435A1 Method for controlling the amount of ionised gases and/or particles over roads, streets, open spaces or the like |
| 03/25/1999 | CA2303391A1 Method for controlling the amount of ionised gases and/or particles over roads, streets, open spaces or the like |
| 03/24/1999 | EP0902934A1 Crossroads |
| 03/10/1999 | CN1210179A Overhead crossroad bridge style movable road construction machinery |
| 03/10/1999 | CN1210178A 道路 The way |
| 03/03/1999 | CN1209485A Single-layer annular overhead overpass |
| 02/10/1999 | CN1207434A Four-way tridirectional flyover |
| 02/10/1999 | CN1207433A Method for relieving traffic jam |
| 02/10/1999 | CN1207432A Building and traffic system |
| 01/19/1999 | US5861205 NOx -cleaning paving block |
| 12/30/1998 | CN2302285Y Micro-overline bridge |
| 12/23/1998 | CN1202945A Dryer fabric seaming |
| 12/16/1998 | CN1201853A Overhead crossing bridge series |
| 11/25/1998 | CN2298276Y Combined load-carrying sliding backplate jacking lance structure |
| 10/08/1998 | WO1998044237A1 System for absorption of the exhaust gases in a tunnel for road traffic |
| 09/30/1998 | CN1194318A Unblocked cross traffic facilities |
| 09/15/1998 | US5807020 Traffic guide constructions at road intersections to provide smooth traffic flows and methods of traffic control thereof |
| 09/02/1998 | CN1191914A Building method of mart and underground parking lot in single-layer fly-over |
| 09/02/1998 | CN1191913A Bidirectional symmetrical back-bending fly-over with separated lanes |
| 08/18/1998 | US5795095 Simultaneous left turn vehicular intersection |
| 07/29/1998 | CN1039358C X-shap orientation type grade separation bridge |
| 07/15/1998 | EP0852638A1 Dryer fabric seaming |
| 05/27/1998 | EP0844332A1 Roadcrossing without traffic lights |
| 05/06/1998 | CN1180779A Building constructed on road |
| 04/08/1998 | CN2278012Y 钢质波纹板 Steel Corrugated |
| 04/01/1998 | CN1177663A Method for increasing traffic capacity of crossroad in city |
| 03/18/1998 | CN1176331A Highway bed and dike structure |
| 02/26/1998 | WO1998007929A1 NOx REMOVING PAVEMENT STRUCTURE |
| 02/25/1998 | CN1174269A Construction method of single-storey overpass |
| 01/29/1998 | DE19629676A1 Method for traffic maintenance at an accident scene on motorway |
| 01/22/1998 | WO1998002613A1 Method of integrated transport for the development of regions difficult to reach |
| 01/22/1998 | CA2229865A1 Method of complex traffic organization for almost inaccessible regions |
| 01/08/1998 | DE19627279A1 Crossing free road and motorway junction |
| 12/24/1997 | CN1168435A Non-return scissors-type directional overpass |
| 12/11/1997 | WO1997046990A1 Crossroads |
| 12/04/1997 | DE19621884A1 Verkehrsknotenpunkt Junction |
| 11/26/1997 | CN1165892A Design plan of highway turnable single-deck stereo cross bridge |
| 11/26/1997 | CN1165891A Ring-like urban road network |
| 11/12/1997 | CN1164597A Interchange road |
| 11/05/1997 | CN1163961A Outer-race shaped road grade separation traffic system and construction method thereof |
| 11/05/1997 | CN1036354C New structure for crossroad |
| 10/29/1997 | CN1163332A Novel road surface structure composed of hard material |
| 10/01/1997 | EP0798417A1 Roadstructure built up from rigid materials |
| 08/27/1997 | CN1035732C Curved stereo cross bridge |
| 07/30/1997 | EP0786283A1 NOX-cleaning paving block |
| 07/01/1997 | US5643795 Apparatus for purifying contaminated air |
| 05/28/1997 | CN1150611A “π”形互通式立交 "Π" shaped interchange |
| 05/21/1997 | CN1150199A Universal multi-level space city traffic engineering |
| 04/23/1997 | CN1148119A Miniature road crossing system |
| 04/10/1997 | WO1997013028A1 Dryer fabric seaming |
| 04/10/1997 | CA2233320A1 Dryer fabric seaming |
| 11/13/1996 | CN1135554A Flyover-crossing bridge for vehicle changing road to run in wrong direction |
| 10/23/1996 | CN1133923A City quarters garden hidden road net |
| 08/21/1996 | CN1129271A Multi-layer construction structure of road |
| 07/23/1996 | US5538357 Elevatable automobile turn-around system |
| 06/27/1996 | DE4445707A1 Economical removal of same level traffic surfaces |
| 06/26/1996 | CN1125282A Traffic diversion bridge at junction of urban district |
| 06/05/1996 | EP0715024A1 Road intersection |
| 06/05/1996 | CN1123859A Crossroad bridge |
| 05/28/1996 | US5520478 Landscaped urban road intersection |
| 04/17/1996 | CN2224860Y Street over-crossing bridge |
| 03/13/1996 | EP0700817A1 System for the urban transportation of passengers |
| 02/15/1996 | DE4428483A1 Method for improvement of existing roads and railways |
| 02/14/1996 | EP0648293B1 Prefabricated modular construction system |
| 01/18/1996 | DE19525060A1 Traffic roundabout with drive=over surface |
| 11/22/1995 | CN1112175A Opened self-cleaning road |
| 08/11/1995 | CA2142158A1 Two-level highway design |
| 08/02/1995 | CN1106094A Periodically curved road |
| 07/12/1995 | CN1105084A 4/4(4/3) lane double layer crossless stereo bridge on land |
| 07/12/1995 | CN1105083A Curved stereo cross bridge |
| 05/03/1995 | CN1102229A Urban highway grade separation traffic system |
| 03/01/1995 | CN2190664Y Bolt ball net pedestrian crossing bridge |
| 09/14/1994 | CN2177040Y Member for underground communication net structure |
| 08/02/1994 | CA2054436C Sound barrier |
| 04/27/1994 | CN1085976A Road of grade-separated junction with three diverging interconnections |
| 02/10/1994 | DE4231832A1 Bi-level raised motorway for private cars - has second one way traffic level supported above existing motorway by concrete columns from central reservation |
| 01/26/1994 | CN1081218A High-speed traffic system for boosting bicycle |
| 01/25/1994 | CA2014602C Road traffic network |
| 01/05/1994 | DE4221888A1 Energy saving combined transport system arranged on common traffic route - delivers heavy and large volume transport goods in addition to traditional long distance pieces and gaseous and liquid substances using various traffic modes |
| 11/03/1993 | CN1078008A Double-layer hooped column-shape overpass |
| 10/28/1993 | DE4213247A1 Side cladding for covered roadway |
| 10/27/1993 | EP0567040A1 Side covers for road structure |
| 09/29/1993 | CN1076748A Separated #-shape gallop bridge |
| 09/02/1993 | WO1993017186A1 Roadways and roadway supports designed as a prefabricated modular construction system |
| 09/02/1993 | DE4206681A1 Fahrbahnen und fahrbahntraeger als vorgefertigter bausatz-system Roadways and fahrbahntraeger as a prefabricated kit system |
| 08/18/1993 | EP0555217A1 Method and installation for air treatment in the area of a traffic route for motor vehicles |
| 07/15/1993 | DE4200399A1 Reducing traffic loading on congested roads - involves arranging conveyor belts alongside road to carry vehicles with engines switched off. |
| 06/09/1993 | CN1072979A Movable detachable highway cross-over bridge |
| 04/29/1993 | DE4135693A1 Road traffic routing system - consists of partially ring-shaped traffic lanes, so that drivers do not change lanes, when driving out of system |
| 03/11/1993 | CA2051024A1 Variable conductivity trafficked surface for permafrost regions |
| 02/17/1993 | CN1069091A X-shape orientation type grade separation bridge |
| 10/13/1992 | US5154533 Method for routing traffic on divided highways |
| 10/01/1992 | DE4110544A1 Multistorey motorway - is constructed of stacked roadways, with top railway track, and helical access tracks |
| 08/18/1992 | CA1306380C Crossroad without traffic lights |
| 05/29/1992 | WO1992008845A1 Method of controlling pedestrian and vehicular traffic |
| 05/14/1992 | DE4135149A1 Sound barrier for tracked vehicles - consists of main concrete type wall with very porous low density fibrous plastic faced sheet attached to side nearer to tracks |