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NIPPON MARINE TECHNO KK

Overview
  • Total Patents
    15
About

NIPPON MARINE TECHNO KK has a total of 15 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan. Its main competitors in its focus markets engines, pumps and turbines and mechanical elements are PREDPR SREDAZTEKHENERGO PROIZV, GNII KHIMMOTOLOGII and SFC KOENIG AG.

Patent filings in countries

World map showing NIPPON MARINE TECHNO KKs patent filings in countries
# Country Total Patents
#1 Japan 15

Patent filings per year

Chart showing NIPPON MARINE TECHNO KKs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Yoshida Hisashi 10
#2 Takayasu Minoru 5
#3 Nishino Masaki 4
#4 Iwawaki Eiichi 2
#5 Kinoshita Makoto 2
#6 Takayasu Tomoya 2
#7 Kaii Kiyotaka 1
#8 Inaba Motofumi 1
#9 Sasaki Kenji 1
#10 Usui Manabu 1

Latest patents

Publication Filing date Title
JP2006234101A Shaft sealing device of propeller shaft for vessel
JP2006226345A Ferule clamp
JP2006038075A Stern tube sealing device
JP2005054857A Structure for preventing fall of gasket for pipe fitting
JP2004183844A Lock unit of pipe joint
JP2004069010A Stern tube sealing device
JP2002022021A Stern tube sealing device
JP2000238694A Stern tube sealing device
JPH11118043A Stern tube sealing device
JPH1183409A Wear-down measuring plug for stern tube sealing device
JPH0972427A Stern pipe sealing device
JPH094719A Lip seal and stern tube sealing device
JPH07242198A Stern tube sealing device
JPH07242197A Stern tube sealing device
JPH06344984A Bulkhead sealing device for ship