1] Chinese seal. Available for customization.
2] Coat of arms. Available for customization.
3] Chinese knot. Commissioned design
4] Hari Raya. Available for custom and commission.
5] Singapore Airlines.
7] Popular Bookstore.
All these codes are at least scannable by 3 scanners.Link for the first 2 seems to be broken. Because the code is being directed to Paperlinks, the service I used which no longer exists right now. Nonetheless, the codes still work, of course =)