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EIGENMANN LUDWIG

Overview
  • Total Patents
    510
About

EIGENMANN LUDWIG has a total of 510 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Italy, United States and Germany. Its main competitors in its focus markets civil engineering, machines and optics are GREEN JOHN L, SCHMANSKI DONALD W and ARMORFLEX LTD.

Patent filings per year

Chart showing EIGENMANN LUDWIGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Eigenmann Ludwig 194
#2 Eigenmann Ludwig Dr 37
#3 Eigenmann L 36
#4 Ruudouitsuhi Aigenman 19
#5 Ludwig Eigenmann 10
#6 Ruutobuihi Aigenman 4
#7 Ruudoitsuhi Aigenman 2
#8 Eigenmann Dr Ludwig 1
#9 Rudouigu Eigunman 1
#10 Eigenmann Ludwing 1

Latest patents

Publication Filing date Title
EP0337462A2 Prefabricated horizontal road marking tape reflectorized by associated reflectors
EP0322671A2 Composite roughening and retroreflecting element consisting of a cluster, for horizontal road markings
US4925335A Prefabricated continuous roadmarking tape having optical and electromagnetic function
CA1288497C Prefabricated continuous road marking tape having optical and electromagnetic function
EP0213338A2 Method for applying adhesive road-marking tapes
EP0210503A1 Luminous horizontal roadway marking strips
CH667120A5 Road marking tapes having nonwoven intermediate layer
CH664781A5 Procedure for the formation of road signaling vehicles obtained by the densation of individual rear-reflective elements.
CH664780A5 Composite strip and device for the formation of signaling vehicles activated by arrival traffic.
CH664782A5 Road marking tapes having nonwoven intermediate layer
EP0162229A1 Preformed polyurethane roadway-marking strip which is highly conformant to road surface roughness
CA1246514A Preformed polyurethane roadway-marking strip which is highly conformant to road surface roughness
CH671189A5 Preformed road marking strip
EP0135740A2 System for providing information to the vehicles' driver, including a coding and decoding system
IT8422160D0 Polymeric articles prodn.
CH657400A5 Long-life marker strip based on impregnated nonwoven fabric
GB8333194D0 Apparatus for the continuous laying of prefabricated horizontal road-marking strips
JPS6019807A Method and apparatus for imparting high retroreflective property and durable life to road surface strip of road
CA1263806A Abrasion protected roadway marking strip and method of making same
US4607978A Method and equipment for improving horizontal marking strips