TDK ELECTRONICS CO LTD has a total of 3,982 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1956. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets audio-visual technology, machines and electrical machinery and energy are PD MAGNETICS BV, VRC CALIFORNIA and XINKE INDUSTRY CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 2,544 | |
#2 | United States | 418 | |
#3 | Germany | 338 | |
#4 | United Kingdom | 266 | |
#5 | Netherlands | 121 | |
#6 | France | 88 | |
#7 | Canada | 59 | |
#8 | Switzerland | 32 | |
#9 | Republic of Korea | 17 | |
#10 | Taiwan | 17 | |
#11 | Austria | 11 | |
#12 | Australia | 11 | |
#13 | Italy | 11 | |
#14 | Hong Kong | 10 | |
#15 | Denmark | 7 | |
#16 | Spain | 5 | |
#17 | Belgium | 4 | |
#18 | WIPO (World Intellectual Property Organization) | 4 | |
#19 | EPO (European Patent Office) | 3 | |
#20 | Malaysia | 3 | |
#21 | Sweden | 3 | |
#22 | Brazil | 2 | |
#23 | Norway | 2 | |
#24 | China | 1 | |
#25 | Finland | 1 | |
#26 | Luxembourg | 1 | |
#27 | Philippines | 1 | |
#28 | Singapore | 1 | |
#29 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Machines | |
#3 | Electrical machinery and energy | |
#4 | Materials and metallurgy | |
#5 | Basic communication technologies |
# | Name | Total Patents |
---|---|---|
#1 | Fujiwara Shinobu | 208 |
#2 | Kikuchi Nobuaki | 195 |
#3 | Tanaka Hitoshi | 185 |
#4 | Furukawa Kiyoshi | 183 |
#5 | Iizawa Osamu | 177 |
#6 | Kamioka Hisayoshi | 155 |
#7 | Takatani Minoru | 123 |
#8 | Nishimatsu Masaharu | 105 |
#9 | Takahashi Tetsuo | 105 |
#10 | Nakagawa Shirou | 89 |
Publication | Filing date | Title |
---|---|---|
EP1866731A2 | Medical archive library and method | |
US6568526B1 | Stackable compact disk case | |
US6954802B2 | Removable media recording station for the medical industry | |
TW232741B | Magnetic recording medium | |
US4890085A | Terminal fitted bobbin | |
DK453085D0 | Tools for installation of magnetic electric vehicle for electrom motor | |
JPS6253989A | Phthalocyanine compound | |
US4599718A | Method for erasing a light recording medium | |
US4415630A | Process of making magnetic recording medium | |
US4485162A | Magnetic carrier powder having a wide chargeable range of electric resistance useful for magnetic brush development | |
US4511629A | Magnetic recording medium | |
AU1088183A | Magnetic tape cassette package | |
US4466036A | Magnetic tape cassette | |
NL8300248A | COMPOSITION OF LAYERS FOR A MAGNETIC RECORD BAND IN CASSETTE FORM. | |
GB8301388D0 | A discharge lamp driving device | |
GB8300975D0 | Tear-open package | |
GB2114953A | Cassette for data carrying material | |
DE3242016A1 | Endless magnetic tape cassette | |
US4474326A | Ultrasonic atomizing device | |
GB2111033A | Electronic component selection and supply apparatus |