BOOMSTRA GIJSBERTUS J W has a total of 11 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Belgium, Germany and Sweden. Its main competitors in its focus markets civil engineering are PROIZV GEOL OB TSENTRGEOLOGIYA, TANAKA KAZUMA and GOL SP K B KULTIVATORAM STSEPK.
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Dredging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Boomstra Gijsbertus Jan Willem | 4 |
| #2 | Heisuberutasu Yan Uiremu Boomu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2741097A1 | CUTTING DEVICE FOR A CUTTING EXCAVATOR | |
| US3877159A | Rotary disk cutter for a cutter dredge |