PLUMLY GEORGE W has a total of 22 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and optics are KARLSSON DENNIS, INWAVE CORP and CHOI UK.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Australia | 2 | |
#3 | Canada | 2 | |
#4 | United Kingdom | 2 | |
#5 | Netherlands | 2 | |
#6 | Germany | 1 | |
#7 | Spain | 1 | |
#8 | Greece | 1 | |
#9 | Italy | 1 | |
#10 | Japan | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Electrical machinery and energy | |
#3 | Optics | |
#4 | Machines | |
#5 | Control |
# | Technology | |
---|---|---|
#1 | Advertising | |
#2 | Optical systems | |
#3 | Special electric heating or lighting | |
#4 | Unspecified technologies | |
#5 | Teaching materials | |
#6 | Unspecified technologies | |
#7 | Special light sources | |
#8 | Lighting device details |
# | Name | Total Patents |
---|---|---|
#1 | Plumly George W | 13 |
#2 | Plumly George William | 4 |
#3 | Davis David Wesley | 3 |
#4 | Davis David W | 2 |
#5 | Jiyooji Daburiyuu Puramurii | 1 |
#6 | Hunnicutt Jack Binyon | 1 |
Publication | Filing date | Title |
---|---|---|
US5363579A | Floor type advertising apparatus | |
US5303493A | Floor type advertising apparatus | |
US5353535A | Floor type advertising apparatus | |
US5167087A | Floor type advertising apparatus | |
US4802073A | Lighting level control apparatus for fluorescent lighting installations | |
US4486689A | Emergency lighting apparatus and systems | |
US4435743A | Edge lighted sign | |
JPS5598779A | Edge lighting unit | |
US4385343A | Edge lighted devices | |
GB1283421A | Apparatus incorporating electronic components for programmed instruction and testing | |
US3676241A | Method of manufacturing a laminated planar structure | |
CA906206A | Method and apparatus for programed instruction and testing |