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NAGAI HIROSHI

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    217,162
  • Filing trend
    0.0%
About

NAGAI HIROSHI has a total of 13 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1971. It filed its patents most often in Japan, United States and Czechoslovakia. Its main competitors in its focus markets foods and drinks, optics and audio-visual technology are ALPINE POLYVISION INC, IWAMOTO YOSHIHISA and BEIJING ALL BRILLIANT TECHNOLOGY CO LTD.

Patent filings in countries

World map showing NAGAI HIROSHIs patent filings in countries
# Country Total Patents
#1 Japan 9
#2 United States 3
#3 Czechoslovakia 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Nagai Hiroshi 13
#2 Sakamoto Michiaki 2
#3 Mori Kenichi 2
#4 Naka Kenichirou 2
#5 Ikeno Hidenori 1
#6 Kamimura Haruo 1
#7 Sato Susumu 1
#8 Kitani Seijchi 1
#9 Hashizume Shuichi 1
#10 Yamamoto Mari 1

Latest patents

Publication Filing date Title
JP2020003347A Display device and timepiece
JP2019055075A Meal instrument set
JP2012016600A Pillow for face-down sleep
US2009237600A1 Transflective liquid crystal display unit
JP2007087361A Information providing system
JP2006323798A Information providing system using portable telephone set
JPS5796102A Noiseless rail for railroad vehicle
JPS5664299A Cleaning method of bath boiler
JPS55144551A Color code indicator for speedometer
JPS5440761A Clening of bath kettle
CS196444B2 Method of ejecting the mandrel plug and device for executing the same