COALTEK CORP has a total of 15 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Mexico, Austria and Canada. Its main competitors in its focus markets basic materials chemistry, chemical engineering and machines are HUNAN DATANG XIANYI TECHNOLOGY CO LTD, KOPPELMAN EDWARD and INTERNAT COAL PRODUCTS CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | Mexico | 3 | |
#2 | Austria | 2 | |
#3 | Canada | 2 | |
#4 | Australia | 1 | |
#5 | China | 1 | |
#6 | Republic of Korea | 1 | |
#7 | Netherlands | 1 | |
#8 | Turkey | 1 | |
#9 | Ukraine | 1 | |
#10 | United States | 1 | |
#11 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Basic materials chemistry | |
#2 | Chemical engineering | |
#3 | Machines | |
#4 | Thermal processes | |
#5 | Environmental technology | |
#6 | Mechanical elements |
# | Name | Total Patents |
---|---|---|
#1 | Weinberg Jerry L | 6 |
#2 | Wang Ru T | 6 |
#3 | Ginther Neil E | 6 |
#4 | Aten Jed A | 6 |
#5 | Davis Rufus Furman Jr | 2 |
#6 | Davis Rufus F Jr | 1 |
#7 | Johnston Robert T | 1 |
#8 | Auvil Harvey S | 1 |
#9 | Davis R F Jr | 1 |
#10 | Auvil Harvey Stuart | 1 |
Publication | Filing date | Title |
---|---|---|
CN101522867A | Methods and systems for enhancing solid fuel properties | |
MXPA06006664A | A pre-burning, dry process methodology and systems for enhancing solid fuel properties. | |
US4270762A | Disperser seal and method |