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NIPPON SEIMITSU KOGYO

Overview
  • Total Patents
    252
About

NIPPON SEIMITSU KOGYO has a total of 252 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan and United States. Its main competitors in its focus markets optics, packaging and shipping and textiles and paper are HAMADA MASATAKA, BEIJING HUAQI DIGITAL TECHNOLO and PAUL & ASS LTD K S.

Patent filings in countries

World map showing NIPPON SEIMITSU KOGYOs patent filings in countries
# Country Total Patents
#1 Japan 237
#2 United States 15

Patent filings per year

Chart showing NIPPON SEIMITSU KOGYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kubota Mineo 38
#2 Wada Masaaki 34
#3 Hirose Toshihiko 24
#4 Shibata Isao 19
#5 Kofuchi Kunioki 14
#6 Umeda Yoshito 12
#7 Kitsutaka Eiji 12
#8 Osada Tokihiro 10
#9 Yokoyama Ikuzou 8
#10 Yokoyama Ikuzo 8

Latest patents

Publication Filing date Title
US5260809A Shading-compensation method and device in image processing
US5114133A Automatic sheet feeding device
US5019918A Portable image scanner
JPH02119375A Picture input device
JPH02262116A Vibrating mirror device
JPH02262117A Vibrating mirror device
JPH02228241A Stepping motor
US4908717A Image scanner using a rod-type light source
JPH02178134A Paper feeder
JPH02178130A Paper feeder
JPH02178133A Paper feeder
JPH02178136A Paper feeder
JPH02178135A Paper feeder
JPH02148028A Film wind and rewind motor control circuit of motor-driven camera
JPH02113384A Embossed pattern reader
JPH02106529A Sheet supply device
JPH0298476A Cleaning method for thermal head
JPH0297298A Setting method of initial position of stepping motor
JPH01127557A Automatic feeding device for original
US4882500A Method for converting standing wave vibrations into motion and standing wave motor therefor