Inventor · disambiguated record
Kohei Yuyama
Also filed as: YUYAMA KOHEI
0 granted patents·2 pending applications·0 citations·filing 2002–2010
Files withTOPPAN PRINTING CO LTD1
Top patents by PatentIndex Score
2 records- 0144US2010224508A1Ink composition for sensing carbon dioxide gas, carbon dioxide indicator using the same, package provided with the carbon dioxide indicator, and method for sensing pinhole using the sameTOPPAN PRINTING CO LTD·Filed 2010·Application pending·0 cites
- 0231US2003199095A1Ink composition for sensing carbon dioxside gas, carbon dioxside indicator using the same, package provided with the carbon dioxside indicator, and method for sensing pinhole using the sameFiled 2002·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kohei Yuyama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →