CAMPBELL DOUGLAS C has a total of 11 patent applications. Its first patent ever was published in 1975. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets transport, telecommunications and computer technology are JIANGYIN EXCELLENT AUTOMOTIVE TRIM CO LTD, TK HOLDINGS INC and NEUROMATIC DEVICES INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | WIPO (World Intellectual Property Organization) | 2 | |
#3 | Canada | 1 | |
#4 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Transport | |
#2 | Telecommunications | |
#3 | Computer technology | |
#4 | Civil engineering | |
#5 | Audio-visual technology | |
#6 | Measurement | |
#7 | Control | |
#8 | Chemical engineering |
# | Technology | |
---|---|---|
#1 | Vehicle parts | |
#2 | Earth drilling | |
#3 | Registering devices | |
#4 | Specific computer systems | |
#5 | Measuring distances | |
#6 | Electric digital data processing | |
#7 | Transmission | |
#8 | Cleaning | |
#9 | Television | |
#10 | Telephonic communication |
# | Name | Total Patents |
---|---|---|
#1 | Campbell Douglas C | 10 |
#2 | Price James B | 2 |
#3 | Abichaaya Elie | 1 |
#4 | Sims Michael J | 1 |
#5 | Zeinstra Mark | 1 |
#6 | Sanders Stephen Todd | 1 |
#7 | Thimm David P | 1 |
#8 | Chutorash Richard J | 1 |
#9 | Deuel Eric Sean | 1 |
#10 | Michalak Eric B | 1 |
Publication | Filing date | Title |
---|---|---|
US2012069444A1 | Interior rearview mirror assembly with integrated indicator symbol | |
US2012068839A1 | Interior rearview mirror assembly with integrated indicator symbol | |
US2010097239A1 | Mobile device gateway systems and methods | |
WO2008076765A2 | Source content preview in a media system | |
WO0222405A2 | Digital memo recorder having removable memory unit for vehicle interior | |
GB9802683D0 | Testing apparatus | |
US5208936A | Variable speed pig for pipelines | |
CA1016065A | Plugging of abandoned dry wells |