KO

Katsuyuki Okado

YC Yanegijutsukenkyujo Co.: 5 patents #2 of 8Top 25%
Overall (All Time): #918,429 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D1090230 Wiring-piping material fixture for fixing wires or pipes of a rooftop article 2025-08-26
D991187 Wire lead-in device 2023-07-04
9853595 Fixture for on-roof installation object and fixing structure of on-roof installation object 2017-12-26
9153950 Wire lead-in device Takayoshi Yamanaka, Shuichi Kobayashi 2015-10-06
8910448 Roof-installed object securing device Koji Okada 2014-12-16