SOFT WIPER BLADE PATENT Soft(Flex) Wiper Blade Patent ‧People's Republic of China Patent Nos. 834996/851312 ‧Republic of China Taiwan Patent Nos. M274290 / M280961 PCT ‧Russian Federation Patent No. RU 76868 U1 ‧Federal Republic of Germany Patent No. PCT / CN2005 / 001228 Nr. 20 2006 012 252.4 . ‧United States Patent No. US 7,979,948 B2