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JAPAN HAMUWAAJI KK

Overview
  • Total Patents
    76
  • GoodIP Patent Rank
    93,703
  • Filing trend
    ⇩ 66.0%
About

JAPAN HAMUWAAJI KK has a total of 76 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 1985. It filed its patents most often in Japan. Its main competitors in its focus markets transport, environmental technology and mechanical elements are FLEMING IVAN RUPERT, LLOYD PROPULSION LTD and THIGER HANS.

Patent filings in countries

World map showing JAPAN HAMUWAAJI KKs patent filings in countries
# Country Total Patents
#1 Japan 76

Patent filings per year

Chart showing JAPAN HAMUWAAJI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tomita Yukio 38
#2 Wakabayashi Takayuki 32
#3 Yamamoto Hiroyoshi 22
#4 Tomita Kazuyuki 20
#5 Arii Toshihiko 13
#6 Namatame Toshiro 12
#7 Piitaa Bingamu 11
#8 Morimoto Takashi 9
#9 Nabeshima Kenjiro 9
#10 Fujii Shoichi 9

Latest patents

Publication Filing date Title
JP2020162464A Aquaculture preserve feeding system
JP2020147176A Maneuvering method for avoidance in congested sea area and maneuvering system for avoidance
JP2019156190A Steering control device for uniaxial two-rudder vessel
JP2019116133A Emergency response processor of uniaxial, two-rudder vessel
JP2019018812A Steering control device for uniaxial two-rudder vessel
JP2018192923A Trolling vessel maneuvering system
JP2018103816A Fishing boat maneuvering system
JP2018069899A Twin-rudder steering system
JP2016074423A Seal structure of rotary vane type steering machine
JP2017052297A Vessel maneuvering gear
JP2016132416A Electro-hydraulic steering system using reversible-discharge-direction variable hydraulic pump
JP2016117336A Rudder device for ship
JP2016074303A Rudder for craft
JP2016060307A Two rudder system
JP2015131632A Vessel rudder
JP2015145230A Ship rudder
JP2016041525A Steering angle indicator of uniaxial two-rudder vessel
JP2015168275A Internal hydraulic pressure chamber sealing system of rotary vane steering machine actuator
JP2015013572A Gland seal device for actuator of rotary vane type steering engine
JP2014177155A Actuator inner seal structure of rotary vane steering machine