MEIDENSHA ELECTRIC MFG CO LTD has a total of 19,299 patent applications. It decreased the IP activity by 9.0%. Its first patent ever was published in 1959. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets environmental technology, electrical machinery and energy and measurement are INST ELECTRICAL ENG CAS, AICHI ELECTRIC CO LTD and CENTRAL RES INST ELECT.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 17,247 | |
#2 | WIPO (World Intellectual Property Organization) | 423 | |
#3 | United States | 419 | |
#4 | EPO (European Patent Office) | 267 | |
#5 | China | 234 | |
#6 | Republic of Korea | 230 | |
#7 | Canada | 83 | |
#8 | Taiwan | 68 | |
#9 | United Kingdom | 63 | |
#10 | Germany | 56 | |
#11 | Singapore | 43 | |
#12 | Australia | 29 | |
#13 | France | 25 | |
#14 | India | 24 | |
#15 | Russian Federation | 19 | |
#16 | Switzerland | 14 | |
#17 | Sweden | 14 | |
#18 | Malaysia | 10 | |
#19 | Hong Kong | 6 | |
#20 | Mexico | 4 | |
#21 | USSR (Union of Socialist Soviet Republics) | 4 | |
#22 | Netherlands | 3 | |
#23 | Brazil | 2 | |
#24 | Denmark | 2 | |
#25 | Spain | 2 | |
#26 | Norway | 2 | |
#27 | New Zealand | 2 | |
#28 | Belgium | 1 | |
#29 | Indonesia | 1 | |
#30 | Israel | 1 | |
#31 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Electrical machinery and energy | |
#3 | Measurement | |
#4 | Semiconductors |
# | Name | Total Patents |
---|---|---|
#1 | Kashiwagi Yoshiyuki | 633 |
#2 | Yoshioka Nobuyuki | 427 |
#3 | Fukai Toshimasa | 232 |
#4 | Niwakawa Makoto | 211 |
#5 | Kitakizaki Kaoru | 203 |
#6 | Nomura Masakatsu | 201 |
#7 | Shibuya Tadashi | 197 |
#8 | Noda Taiji | 194 |
#9 | Yamamoto Yasuhiro | 181 |
#10 | Fujiwara Nobuyuki | 143 |
Publication | Filing date | Title |
---|---|---|
JP2021007299A | Output side connection structure of single-phase inverter | |
JP2020202747A | Cross flow current suppression controller | |
JP2021002999A | Power conversion device and electric railway system | |
JP2020201290A | Water level gauge | |
WO2021059677A1 | Rotating machine | |
WO2021053937A1 | Rotor and rotating machine | |
WO2021044714A1 | Terminal block | |
WO2021059646A1 | Stator and rotating machine | |
WO2021079557A1 | Coolant passage way structure for motor | |
WO2021053904A1 | Oxide film forming device | |
WO2021053901A1 | End plate structure of rotating machine | |
WO2021044681A1 | Serial multiplex inverter control device | |
WO2021038976A1 | Surge arrester | |
WO2021053876A1 | Emitter support structure and field emission device | |
WO2021038957A1 | Reforming device and reforming method for porous material | |
WO2021038958A1 | Atomic layer deposition device and atomic layer deposition method | |
JP2020114179A | Stator of rotary electric machine | |
WO2021038956A1 | Rotor | |
WO2021019843A1 | Winding structure for rotary machine | |
WO2021014690A1 | Power converter control system using fixed pulse pattern, and control method |