NIPPON SEIKO KK has a total of 4,949 patent applications. Its first patent ever was published in 1963. It filed its patents most often in Japan, United States and France. Its main competitors in its focus markets mechanical elements, machines and transport are SKF IND TRADING & DEV, SKF IND INC and SCHAEFFLER KOREA CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 4,273 | |
#2 | United States | 370 | |
#3 | France | 81 | |
#4 | United Kingdom | 74 | |
#5 | Germany | 73 | |
#6 | EPO (European Patent Office) | 20 | |
#7 | Republic of Korea | 11 | |
#8 | Canada | 10 | |
#9 | Australia | 7 | |
#10 | Netherlands | 6 | |
#11 | Brazil | 5 | |
#12 | Italy | 5 | |
#13 | Spain | 4 | |
#14 | Sweden | 3 | |
#15 | WIPO (World Intellectual Property Organization) | 3 | |
#16 | China | 2 | |
#17 | Switzerland | 1 | |
#18 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Machines | |
#3 | Transport | |
#4 | Machine tools | |
#5 | Measurement |
# | Technology | |
---|---|---|
#1 | Shafts | |
#2 | Gearing | |
#3 | Unspecified technologies | |
#4 | Clutches and brakes | |
#5 | Vehicle parts | |
#6 | Motor vehicles | |
#7 | Unspecified technologies | |
#8 | Accessories for machine tools | |
#9 | Measuring speed and acceleration | |
#10 | Pistons and sealings |
# | Name | Total Patents |
---|---|---|
#1 | Tanaka Katsuhiko | 204 |
#2 | Sakatani Ikunori | 155 |
#3 | Ouchi Hideo | 136 |
#4 | Yabe Shunichi | 95 |
#5 | Imanishi Takashi | 93 |
#6 | Yokouchi Atsushi | 92 |
#7 | Machida Takashi | 85 |
#8 | Fukuyama Hiromasa | 83 |
#9 | Asai Hiromitsu | 80 |
#10 | Ito Hiroyuki | 80 |
Publication | Filing date | Title |
---|---|---|
JP2000046848A | Vehicle-rotating body with rotational speed-detecting device | |
JP2000081445A | Hub unit for detecting rotary speed | |
JP2000081042A | Cylindrical roller bearing | |
JP2000046850A | Vehicle-rotating body with rotational speed-detecting device | |
JP2000074075A | Roller bearing | |
JP2000074079A | Flanged rolling bearing | |
JP2000080446A | Induction-hardened rolling member | |
JP2000055057A | Roller retainer of roller bearing | |
JPH11344030A | Linear guide device | |
JP2000035045A | Rolling bearing | |
JP2000081344A | High-accuracy vr-type resolver | |
JP2000065075A | Rolling bearing | |
JP2000027862A | Linear moving guide bearing device | |
JP2000053003A | Steering column support device | |
JPH11344035A | Cylindrical roller bearing | |
JP2000087991A | Coupling structure of expandable shaft | |
JPH11315351A | Rolling bearing | |
JPH11280758A | Rolling bearing device | |
JP2000009200A | Toroidal type continuously variable transmission | |
JP2000033548A | Washing brush |