DAVID PEPPER has a total of 17 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States, United Kingdom and France. Its main competitors in its focus markets electrical machinery and energy, materials and metallurgy and environmental technology are ZHUZHOU YINGDING AUTOMATION EQUIPMENT TECH CO LTD, TIANNENG BATTERY GROUP (ANHUI) CO LTD and PERTRIX WERKE GMBH.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | United Kingdom | 4 | |
#3 | France | 2 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Materials and metallurgy | |
#3 | Environmental technology | |
#4 | Machines | |
#5 | Thermal processes |
# | Technology | |
---|---|---|
#1 | Batteries | |
#2 | Casting metal | |
#3 | Reduction of greenhouse gas emissions | |
#4 | Ignition and extinguishing | |
#5 | Unspecified technologies | |
#6 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | David Pepper | 11 |
#2 | Pepper David | 2 |
Publication | Filing date | Title |
---|---|---|
US1948186A | Cigar lighter | |
US1860051A | Process of forming battery plates | |
US1786629A | Casting machine for battery grids | |
US1653872A | Method of manufacturing electrodes for batteries | |
US1603291A | Battery electrode | |
GB217004A | Improvements in or relating to electric batteries | |
US1481145A | Electric battery | |
US1474489A | Machine for casting thin metal cups | |
US1454943A | Electric battery | |
US1490710A | Method and apparatus for casting metal cups | |
GB155821A | Improvements in methods and apparatus for casting metal cups | |
US1387864A | Method and apparatus for casting metal cups | |
US1375012A | Electric battery |