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OKA HIROSHI

Overview
  • Total Patents
    15
About

OKA HIROSHI has a total of 15 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Japan and United States. Its main competitors in its focus markets environmental technology, computer technology and medical technology are SILVERMAN DAVID G, DATAMEDIX INC and MENTIS CURA EHF.

Patent filings in countries

World map showing OKA HIROSHIs patent filings in countries
# Country Total Patents
#1 Japan 14
#2 United States 1

Patent filings per year

Chart showing OKA HIROSHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oka Hiroshi 13
#2 Kishimoto Kenji 3
#3 Miyano Hiroyuki 2
#4 Iyatomi Hitoshi 1
#5 Matsuda Mitsuki 1
#6 Hagiwara Masafumi 1
#7 Tanaka Toshiyuki 1
#8 Yamamoto Masao 1
#9 Wakasugi Kaname 1
#10 Tanaka Masaru 1

Latest patents

Publication Filing date Title
JP2013067991A Water storage tank for household use
JP2010105145A Polisher elevation angle variable device
JP2010070520A Processed plant and method for producing processed plant
JP2005046990A Automatic side face polishing machine
JP2002188248A Repairing method of slate roof
JP2002172302A Method for freeze concentration
JP2002172301A Method for freeze-concentrating aqueous solution
JPH07331577A Production of embroidered sheet and attachment for positioning and fixation for producing the sheet
JPH07251582A Sheet with embroidery, and its manufacture
JPH07232423A Production of laminated sheet and pressure adjusting plate for producing laminated sheet
JPH0664369A Laminated sheet having embroidery and manufacture thereof
JPH06174346A Ice containing sterilizing gas and method for manufacturing it
JPH0358722A Plant cultivation system
JPS62191501A Shirts