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PHOTRON LTD

Overview
  • Total Patents
    42
  • GoodIP Patent Rank
    94,482
  • Filing trend
    ⇩ 75.0%
About

PHOTRON LTD has a total of 42 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 1983. It filed its patents most often in Japan, EPO (European Patent Office) and United States. Its main competitors in its focus markets optics and measurement are FERDINAND TONNIES HANS, REIMANN HUBERTUS and ERNST BERTRAM.

Patent filings in countries

World map showing PHOTRON LTDs patent filings in countries
# Country Total Patents
#1 Japan 40
#2 EPO (European Patent Office) 1
#3 United States 1

Patent filings per year

Chart showing PHOTRON LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics
#2 Measurement

Focus technologies

# Technology
#1 Cameras
#2 Measuring light

Top inventors

# Name Total Patents
#1 Nagase Tomohiko 18
#2 Fuse Nobuo 14
#3 Ishii Takayoshi 9
#4 Unoki Teruhiko 8
#5 Umezawa Kenji 8
#6 Kubota Jun 7
#7 Yoshida Atsushi 7
#8 Adachi Yuhei 6
#9 Yanagi Hitoshi 6
#10 Igawa Isao 6

Latest patents

Publication Filing date Title
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