PICKRELL JOHN W has a total of 11 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United States. Its main competitors in its focus markets environmental technology, agriculture and electrical machinery and energy are GLOBAL MARK PLASTIC LTD, LODAL INC and MACKRILL DAVID ENG LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Agriculture | |
#3 | Electrical machinery and energy | |
#4 | Optics | |
#5 | Packaging and shipping | |
#6 | Transport | |
#7 | Machines | |
#8 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Garbage disposal | |
#2 | Harvesting | |
#3 | Optical systems | |
#4 | Load transportation vehicles | |
#5 | Handling thin material | |
#6 | Installation of electric cables | |
#7 | Earth drilling | |
#8 | Spraying devices | |
#9 | Animal catching |
# | Name | Total Patents |
---|---|---|
#1 | Pickrell John W | 11 |
Publication | Filing date | Title |
---|---|---|
US5152506A | Apparatus for pulling cable | |
US4173423A | Trash bin loader and compactor for trash collecting vehicles | |
US4128182A | Trash collecting and handling vehicle | |
US4281956A | Container handling mechanism for trash collecting vehicles | |
US4113120A | Container handling and transporting apparatus | |
US3349551A | Hay rake | |
US3323234A | Earth excavating apparatus | |
US3171240A | Frontal means for cotton picking machines | |
US3081590A | Frontal means for cotton picking machines | |
US2976647A | Agricultural spraying |