Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CL

Charles Tat Kan Lai — 3 Patents

WHWhirlpool: 3 patents #1,283 of 3,654Top 40%
Kowloon, CN: #440 of 2,133 inventorsTop 25%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Charles Tat Kan Lai has been granted 3 US patents while listed as an inventor at Whirlpool. The first was granted in 2019 and the most recent in August 2021. Charles Tat Kan Lai ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Charles Tat Kan Lai in Kowloon, CN.

Patents per Year

Patents granted per year, 2019 to 2021Bar chart with a peak of 1 patents in 2019.peak 12019: 1 patents20192020: 1 patents20202021: 1 patents2021

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D927253 Crisp emitter Fabio Cardano, Lin Ge, Kyle A. Walters, Tie He Yang 2021-08-10
10660165 Cooking system particularly for pasta, rice and bread Daniele Franchi 2020-05-19 $5,552,000
D862980 Crisp emitter Fabio Cardano, Lin Ge, Kyle A. Walters, Tie He Yang 2019-10-15