2. Denso became independent from Toyota Motor Corporation in 1949, but its main business is still supplying auto parts to Toyota. Denso Japan remains the second largest supplier of auto parts in the world, with more than 654.38+0.5 million employees worldwide.
3. Because high-precision auto parts need to match a lot of information (source of raw materials, origin, etc.). ), the information capacity of traditional bar codes is limited. How to store more product information on parts labels has become a difficult problem for Denso in Japan.
Despite this, the founder Teng Hongyuan has never been optimistic that QR codes can be widely used by the society since the beginning of the invention. Although Denso Wave owns the patent right of QR code technology, it has not considered charging the whole society or selling patents.