DURACELL INT has a total of 1,071 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United Kingdom, Japan and Germany. Its main competitors in its focus markets electrical machinery and energy, environmental technology and machines are FIREFLY ENERGY INC, LITHIUM TECHNOLOGY CORP and YINUOTE BIO ENERGY HOLDING COMPANY.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 122 | |
#2 | Japan | 84 | |
#3 | Germany | 72 | |
#4 | France | 72 | |
#5 | Belgium | 68 | |
#6 | Canada | 63 | |
#7 | Australia | 55 | |
#8 | Israel | 55 | |
#9 | Italy | 46 | |
#10 | Brazil | 42 | |
#11 | Denmark | 37 | |
#12 | South Africa | 35 | |
#13 | Netherlands | 33 | |
#14 | United States | 33 | |
#15 | Sweden | 32 | |
#16 | Spain | 31 | |
#17 | Mexico | 28 | |
#18 | Norway | 23 | |
#19 | Switzerland | 22 | |
#20 | Ireland | 19 | |
#21 | India | 18 | |
#22 | EPO (European Patent Office) | 17 | |
#23 | Hong Kong | 14 | |
#24 | WIPO (World Intellectual Property Organization) | 13 | |
#25 | German Democratic Republic | 6 | |
#26 | Republic of Korea | 6 | |
#27 | Poland | 6 | |
#28 | Greece | 4 | |
#29 | Singapore | 4 | |
#30 | Argentina | 3 | |
#31 | Czechoslovakia | 3 | |
#32 | Portugal | 3 | |
#33 | Finland | 1 | |
#34 | Philippines | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Environmental technology | |
#3 | Machines | |
#4 | Packaging and shipping | |
#5 | Materials and metallurgy |
# | Name | Total Patents |
---|---|---|
#1 | Bowden William Lee | 61 |
#2 | Dey Arabinda Narayan | 39 |
#3 | Wiacek Marian | 38 |
#4 | Markin Charles | 33 |
#5 | Parsen Frank Eric | 32 |
#6 | Bowden William L | 32 |
#7 | Moses Peter Ricker | 29 |
#8 | Dey Arabinda N | 28 |
#9 | Wang Chih-Chung | 27 |
#10 | Bahary William Shaul | 26 |
Publication | Filing date | Title |
---|---|---|
SG95594G | Battery pack | |
SG120893G | Separator for electrochemical cells. | |
GB9028159D0 | Improved cathode for zinc air cells | |
JPH03184258A | Manufacture of cathode for nonaqueous chemical battery | |
IL90297D0 | Production of beta manganese dioxide | |
DK656288D0 | Exciting tool, like and screw | |
GB8811627D0 | Improved machine for manufacture of components by winding series of films to form coil | |
GB8810651D0 | Injection molded top | |
DK622187A | Adhesive compsn. contg. high and low mol. wt. polyacrylic acid - and solvent, esp. for laminated separator for alkaline electrolyte cell | |
IT8721019D0 | Cathode active material for electrochemical cell | |
JPS63301463A | Electrochemical cell | |
BR8702457A | Electrochemical cell composed of anodes and non-water electrochemical cell | |
BE1000532A5 | Cathode active material for electrochemical cell - comprises a mixed heavy metal polysulphide | |
IL82462D0 | Electrochemical cells comprising insoluble mixed heavy metal polysulfide cathodes | |
DE3715221A1 | CATHODES OF INSOLUBLE MIXED HEAVY METAL POLYSULFIDES | |
IE871131L | Electrochemical cells | |
AU7249387A | Insoluble mixed heavy metal polysulphide electrodes | |
GB8707666D0 | Holders | |
CA1269073A | Packaging and display | |
GB8622770D0 | Electrochemical devices |