Lam Research forecast second-quarter revenue above Wall Street estimates on Wednesday, as chipmakers ordered more of its equipment used to manufacture semiconductors for artificial intelligence applic... ...

By Stephen Nellis SAN FRANCISCO (Reuters) -U.S. lawmakers are calling for broader bans on chipmaking equipment to China after a bipartisan investigation found that Chinese chipmakers had purchased $38 billion of sophisticated gear last year. Inconsistencies in rules issued by the United States, Japan and the Netherlands have led to non-U.S. chip equipment manufacturers selling to some Chinese firms that U.S. companies could not, according to a report published on Tuesday by the U.S. House of Representati ...