SONY sued BYD for patent infringement against the battery structure is invalid

Lasted more than two years, SONY sued BYD for patent infringement of the battery, and ultimately to come to an end against SONY. Yesterday, the reporter learned from the Byd Company Limited, the Japanese intellectual property rights of the high court sentenced SONY to provide a patent on the battery structure is invalid, the lawsuit ended in a lawsuit against SONY.

BYD is China's largest battery manufacturer, and beyond SONY, to become second only to SANYO, the world's second largest secondary battery manufacturers. In July 2003, SONY filed a complaint to the local magistrates' court in Tokyo, Japan, which sued BYD for infringing on two of its patents on lithium-ion rechargeable batteries in Japan, the patent for the battery structure and material thickness. In January this year, the Japanese Patent Office made a ruling declaring that SONY battery structure patent invalid. In March this year, SONY to appeal to the Japanese intellectual property higher referee, but the Japanese Intellectual Property Tribunal ruling to maintain the original verdict.

Xia Yebing, general manager of BYD sales, said that as a high-tech high growth companies BYD, attaches great importance to intellectual property cases. Its success and failure, not only affect the sales of BYD batteries in Japan, will also spread to North America and the world.

This reporter interviewed SONY (China) Co., Ltd., who said that due to the lawsuit does not involve the results of SONY (China) Co., Ltd., it is inconvenient to comment.