Supplementary data
Search strings
All searches were conducted using the Patsnap patent database in May 2025.
The datasets were reviewed manually to eliminate any irrelevant patents.
Detection
(TAC: ((IDENTIF* OR DETECT* OR SURVEY* OR MAP* OR ANALYZE OR ANALYSE OR ANALYSIS) $W3 (MINE OR LANDMINE OR ORDNANCE OR MUNITION OR BOMB OR EXPLOSIVE OR SUBMUNITION OR EOD OR UXO OR IED OR EO OR ERW)) AND PBD:[ 20040101 TO 20241231]) NOT (DATA $W5 (MINE OR MINING) ) NOT (COAL) NOT IPC: E21
Clearance
((TAC:DEMINING OR ((MINE OR LANDMINE OR ORDNANCE OR MUNITION OR BOMB OR EXPLOSIVE OR SUBMUNITION OR EOD OR UXO OR IED OR EO OR ERW) $W5 (CLEAR* OR NEUTRALI* OR DISPOS* OR DESTRUCT*)) $W5 (VEHICLE* OR MACHINE* OR INSTRUMENT OR TOOL OR APPARATUS OR GADGET OR CONTRAPTION OR EQUIPMENT OR LASER OR BIO* OR FLAIL* OR CUTTER OR TILLER OR SHOVEL OR SIFTER OR ROLLER)) AND PBD:[ 20040101 TO 20241231]) NOT COAL
Personal Protection Equipment (PPE)
TAC:((LAND_MINE# OR SEA_MINE# OR "NAVAL MINE#" OR "UNDERWATER MINE#" OR "UNDERSEA MINE#" OR "BOUNDING MINE#" OR "BOUNCING BETTY MINE#" OR "DIRECTIONAL MINE#" OR "CLAYMORE MINE#" OR "FRAGMENTATION MINE#" OR "BUTTERFLY MINE#" OR "MINIMUM METAL MINE#" OR "SELF_DESTRUCT* MINE#" OR "COMMAND_DETONATED MINE#" OR "DUMMY MINE#" OR "REMOTE_DETONATED MINE#" OR "ANTI_TANK MINE#" OR "ANTI_VEHICLE MINE#" OR "ANTI_PERSONNEL MINE#" OR "SCATTERABLE MINE#" OR "DISPENSER MINE#" OR "SENSOR_ACTIVATED MINE#" OR UXO OR IEDD OR "UNEXPLODED ORDNANCE" OR "EXPLOSIVE ORDNANCE" OR "EXPLODED ORDNANCE" OR "CLUSTER MUNITION#" OR "IMPROVISED EXPLOSIVE DEVICE" OR "EXPLOSIVE REMNANTS" OR REMNANTS $PRE2 WAR)) AND TAC:(SUIT OR OVERALLS OR APRON# OR HELMET# OR GOGGLES OR "EYE SHIELD" OR BOOTS OR SHOES OR "EAR MUFFS" OR "EAR DEFENDERS" OR GLOVES OR RESPIRATOR# OR MASK#)