Source: Kiyoshi Ota / Getty Images
30. Honda Motor Company, Ltd.
> 2021 utility patents: 1,216
> Change from 2020: No change
> Most recent patent: Methods and systems for mounting inspection devices
Source: Public Domain / Wikimedia Commons
29. Seiko Epson Corporation
> 2021 utility patents: 1,229
> Change from 2020: -8%
> Most recent patent: Liquid container and liquid ejection system
Source: Sundry Photography / iStock Editorial via Getty Images
28. Mitsubishi Electric Corporation
> 2021 utility patents: 1,289
> Change from 2020: -2%
> Most recent patent: Gas-insulated bus
Source: sanfel / Getty Images
27. The Boeing Company
> 2021 utility patents: 1,304
> Change from 2020: -11%
> Most recent patent: Private key security in the cloud
Source: Sundry Photography / iStock Editorial via Getty Images
26. Telefonaktiebolaget LM Ericsson
> 2021 utility patents: 1,402
> Change from 2020: +2%
> Most recent patent: Methods, network node, and wireless device for discontinuous transmission
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