San Jose, California University, San Francisco State University, California State University, East Bay, Santa Clara University, and Stanford University pump thousands of engineering and computer science graduates into the local economy every year. San Jose residents produce more U.S. patents than any other city. On October 15, 2015, the United States Patent and Trademark Office opened a satellite office in San Jose to serve Silicon Valley and the Western United States. Thirty-five percent of all venture capital funds in the U.S. are invested in San Jose and Silicon Valley companies. By April 2018, Google was in the process of planning the "biggest tech
San Jose Hills Hills and Puente Hills to the south. Mammals, birds, reptiles, and amphibians are very diverse in both the San Jose Hills and surrounding San Gabriel Valley. Mammals in the San Jose Hills include bobcats, gray fox, skunks, opossums, squirrels, and other rodents. The bird diversity is exceptional, and notable species include California quail, least Bell's vireo, coastal California gnatcatcher, grasshopper sparrow, southwest willow flycatcher, and red-tailed hawk. Reptiles and amphibians include various lizards and snakes, the California red-legged frog, southwestern arroyo toad, southwestern pond turtle, and other frogs and salamanders. On the most northeastern border, Fairplex (Los Angeles County Fairgrounds)