Inventor · disambiguated record

Dian Fang

Also filed as: FANG DIAN

1 granted patent·1 pending application·0 citations·filing 2020–2022

8Inventor score

Technology areasF24H F28F

Files withA O SMITH CHINA WATER HEATER CO LTD1 SMITH A O CHINA WATER HEATER1

Top patents by PatentIndex Score

2 records

0158US11867428B2Heat exchange pipe, heat exchanger and water heating apparatusSMITH A O CHINA WATER HEATER·Filed 2020·Granted Jan 9, 2024·0 cites·35 claims
0234US2025060130A1Condensing heat exchanger and water heating/heating deviceA O SMITH CHINA WATER HEATER CO LTD·Filed 2022·Application pending·0 cites

Join the waitlist — get patent alerts

Get an alert when Dian Fang files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →