COLUMBIA MFG has a total of 14 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets civil engineering, machines and furniture and games are SCHARWAECHTER ED GMBH, ED SCHARWOCHTER GMBH and LAMA.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | Australia | 2 | |
#3 | Canada | 1 | |
#4 | Germany | 1 | |
#5 | France | 1 | |
#6 | United Kingdom | 1 | |
#7 | Italy | 1 | |
#8 | Netherlands | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Furniture and games |
# | Technology | |
---|---|---|
#1 | Unspecified technologies | |
#2 | Hinges for doors or windows | |
#3 | Indexing scheme relating to hinges | |
#4 | Sanitary equipment | |
#5 | Doors and windows | |
#6 | Unspecified technologies | |
#7 | Locks |
# | Name | Total Patents |
---|---|---|
#1 | Beny Janos | 4 |
#2 | Meggs Daniel Henry | 3 |
#3 | Shoup Curtis C | 2 |
#4 | Meggs Daniel H | 2 |
#5 | Benny Janos | 1 |
#6 | Dushane R | 1 |
#7 | Baumgarten James E | 1 |
#8 | Riegelman Harry | 1 |
Publication | Filing date | Title |
---|---|---|
US5979137A | Security door | |
US4899493A | Replaceable sliding door roller assembly | |
US4873741A | Sliding door roller apparatus | |
AU2251777A | Sliding door assembly | |
US3990183A | Sliding door assembly | |
US3827738A | Latch assembly |