The bill also moves to block the use of equipment or services from Chinese telecoms firms Huawei and ZTE in next-generation 5G networks, according to a statement by the senators.
Flynn said Panasonic's business with Huawei involves the supply of "electronic parts", but declined to provide further details.
United States internet giant Google, whose Android mobile operating system powers most of the world's smartphones, said on Sunday it was beginning to cut ties with China's Huawei, which Washington considers a national security threat.
China's foreign minister has slammed USA moves against Huawei as "economic bullying", and warned that Beijing was ready to "fight to the very end" in its trade war with Washington.
"We're adding 5G to the UK's number one 4G network to increase reliability, increase speeds, and keep our customers connected where they need it most".
EE had announced earlier that it would bring Huawei's first 5G phone, the Huawei Mate 20 X 5G, to Britain but the Chinese giant's involvement in the country's telecoms industry has become politically controversial.
Ukraine's leader disbands parliament, calls early election
He starred as a history teacher who was unexpectedly elected president after his expletive-laden rant about corruption went viral. Mr Groysman said he had offered to work under Mr Zelensky but added that "the president chose a different path".
Consumers and businesses can pre-order 5G devices, including smartphones from Samsung, OnePlus, LG, and Oppo, and EE is also announcing a 5GEE WiFi and 5GEE home broadband with pricing and availability to follow.
"We are now trying to confirm if our customers will be able to use the equipment with a sense of safety", SoftBank spokesman Hiroyuki Mizukami told AFP.
Y! Mobile, owned by Japanese technology company Softbank, said sales of the Huawei P30 lite, set for May 24, have been delayed, and advance orders were canceled.
Huawei said Wednesday that it recognised "the pressure" placed on its suppliers, and that it was "confident this regrettable situation can be resolved".
While large US wireless companies have severed ties with Huawei, small rural carriers have leaned on Huawei and ZTE switches and equipment because they are often less expensive.
British mobile chip designer Arm said separately it was complying with the USA rules, after the BBC reported it was suspending business with Huawei - a move that could hobble the Chinese tech company's ability to produce chips for new devices. EE's 5G smart plans, which will come with "swappable benefits" including exclusive add-ons for 5G customers, will offer customers between 10GB and 120GB data, with prices starting from £54 per month. That prompted Google and others to begin suspending dealings with the firm.