RAILROAD DYNAMICS INC has a total of 13 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets transport are SCHEFFEL HERBERT, HERMANN KLEIN & SOEHNE G M B H and BREL LTD.
# | Industry | |
---|---|---|
#1 | Transport |
# | Technology | |
---|---|---|
#1 | Rail vehicle suspensions |
# | Name | Total Patents |
---|---|---|
#1 | Schwam Stuart A | 6 |
#2 | Hawthorne V | 3 |
#3 | Schwam S | 3 |
#4 | Schwam Stuart Alan | 2 |
#5 | Hawthorne Vaughn Terrey | 2 |
#6 | Hawthorne Vaughn T | 2 |
#7 | Hawthorne V Terrey | 2 |
#8 | Suchiyuaato Ei Shiyuwamu | 1 |
#9 | Bui Terii Hoosoon | 1 |
Publication | Filing date | Title |
---|---|---|
US4244298A | Freight car truck assembly | |
US3874307A | Hydraulic bolster dampening device |