LEVAN SPECIALITY CO INC has a total of 12 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets machines, transport and civil engineering are ROBERTS JAY CO, BAILEY EDWIN W M and BAILEY DAVID C.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Germany | 2 | |
#3 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Transport | |
#3 | Civil engineering | |
#4 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Vehicle windows, roofs and doors | |
#2 | Unspecified technologies | |
#3 | Unspecified technologies | |
#4 | Gearing | |
#5 | Bolts for doors or windows | |
#6 | Doors and windows |
# | Name | Total Patents |
---|---|---|
#1 | Lehne John | 6 |
#2 | Kwan Gerald A | 4 |
#3 | Wooten Ronald E | 4 |
#4 | Destepheno George E | 2 |
#5 | Bristow Charles R | 1 |
#6 | Kwan Gerald | 1 |
#7 | Levan Eugene B | 1 |
Publication | Filing date | Title |
---|---|---|
US4606574A | Sun shade for vehicle sunroofs | |
US4484773A | Detachable low-profile latch assembly for releasably hinged closure panels | |
US4466644A | Multi-positioning latch assembly | |
US4428155A | Releasable hinge device for removable panels | |
US4428170A | Combination frame structure and fastening device for vehicle sunroofs | |
US4226052A | Disengageable hinge device for a removable vehicle roof panel | |
US4257632A | Detachable latching device for closure panels | |
US4161336A | Dual-opening sun roof | |
US4095968A | Method of bending glass sheets without heating |