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SEMPLE JOHN B

Overview
  • Total Patents
    22
About

SEMPLE JOHN B has a total of 22 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United States. Its main competitors in its focus markets machines, weapons and materials and metallurgy are MISAR SPA, AASEN NIELS WALTERSEN and OLYMPIC TECHNOLOGIES LTD.

Patent filings in countries

World map showing SEMPLE JOHN Bs patent filings in countries
# Country Total Patents
#1 United States 22

Patent filings per year

Chart showing SEMPLE JOHN Bs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Weapons
#3 Materials and metallurgy

Top inventors

# Name Total Patents
#1 Semple John B 22

Latest patents

Publication Filing date Title
US2427977A Fuze for projectiles
US2415262A Fuse for projectiles
US2392884A Fuse for projectiles
US2103757A Gathering of salt
US1841851A Target
US1494718A Projectile
US1369476A Fuse
US1347716A Selectively-acting fuse
US1336391A Detonator-fuse
US1191742A Projectile.
US1203062A Grenade.
US1166942A Fuse.
US1172637A Projectile.
US1172636A Projectile.
US1218706A Gun.
US1131164A Projectile.
US1011863A Tracer for projectiles.
US999470A Projectile.
US790401A Percussion-fuse for shells.
US708411A Projectile.