Learn more

YAMAZAKI MASAO

Overview
  • Total Patents
    12
About

YAMAZAKI MASAO has a total of 12 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan and United States. Its main competitors in its focus markets basic materials chemistry, surface technology and coating and packaging and shipping are SAKURANOMIYA KAGAKU KK, CCL IND INC and XUZHOU SUNUP INK CHEMICAL CO LTD.

Patent filings in countries

World map showing YAMAZAKI MASAOs patent filings in countries
# Country Total Patents
#1 Japan 11
#2 United States 1

Patent filings per year

Chart showing YAMAZAKI MASAOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamazaki Masao 12
#2 Ohnishi Katsumi 1
#3 Tabuka Sadateru 1
#4 Tomura Hideaki 1
#5 Konagaya Hirokazu 1
#6 Maruo Katsuya 1
#7 Hasegawa Tsuyoshi 1

Latest patents

Publication Filing date Title
JP2000144891A New wall structural material of building and wall construction method using the wall structural material
JPS57118984A Industrial transport ship
JPS5325723A Carburettor used of supersonic wave
JPS52118122A Two cycle engine to prevent hydrocarbon generation
JPS5257464A Automatic speed change gear
JPS51136026A Compulsory fuel gasification expediter
JPS51136025A Fuel gasification expediter
JPS5153106A Nenshoga nidankainiwakareru nainenkikan