PlainPatent
USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Ningbo Xuanhua Electric Co., Ltd.

USPTO PatentsView assignee record - 7 granted patents across 0 technology areas, recorded in grant years 2022–2025. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength.

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The verdict

According to USPTO PatentsView, Ningbo ranks #36,703 of 49,997 tracked US assignees by granted-patent volume, with 7 patents across 0 technology areas.

#36,703
of 49,997 US assignees by volume
3rd percentile
by Innovation Score (14.4/100)
1.0
avg claims per patent

USPTO PatentsView assignee plate

Corpus R36703 · Foreign Corporation #36,703 · 7 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-UNK · INNOV-LOW · CLAIMS-SPARSE · TYPE-FRNCORP · SPAN-YRS · BOOK-RICH

  • GRANTS-MICRO 7 grants
  • MID-PACK #36,703/49,997
  • PHOTO-FINISH Ningbo Meiqi Tool
  • CPC-UNK CPC blank
  • INNOV-LOW 14.4/100
  • CLAIMS-SPARSE 1.0 claims/avg
  • TYPE-FRNCORP Foreign Corp
  • SPAN-YRS 2022–2025 · 4y
  • BOOK-RICH 8/10 fields

Nearest grant-volume peer: Ningbo Meiqi Tool Co., Ltd. (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

Innovation-score neighbourhood around Ningbo

Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.

score

What this shows Ningbo's Innovation Score is 14.4/100 (3rd percentile of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Source USPTO PatentsView, PlainPatent Innovation Score As of 2015–2025

Where Ningbo's grants concentrate

Ningbo Xuanhua Electric Co., Ltd. is a focused PatentsView assignee: 0 CPC subclasses . By volume, Ningbo sits between Ningbo Meiqi Tool Co., Ltd. and Nisshin Pharma Inc..

Ningbo's three-year grant acceleration

Ningbo Xuanhua Electric Co., Ltd. shows 1 grants in 2022–2024 against only 0 in 2019–2021. That prior window is too thin for a growth multiple (rename and spin-out assignees look artificially high when the baseline is near zero), so PlainPatent withholds a ranked acceleration claim here.

Who files at Ningbo's volume?

Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀

patents

What this shows Ningbo holds 7 patents at rank #36,629, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Source USPTO PatentsView, granted utility patents As of 2015–2025

Companies ranked near Ningbo

By rank, the assignees closest to #36,629 in granted patent volume.

Ningbo's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

14 3rd percentile higher than 3% of 49,997 US assignees

This assignee 0 100 every tracked assignee, bucketed by value

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

02468 20222025 6
USPTO utility patent grants by year · 2022–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2022–2019 baseline. Full figures in the table below.

View data table
Ningbo Xuanhua Electric Co., Ltd. patent grants by year, 2015–2025
Year Patents Granted Share of Period
2022 1 14.3%
2025partial year 6 85.7%

Where it ranks

Overall rank by patents

#36,703

of 49,997 tracked assignees

Innovation Score

14.4 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Ningbo Xuanhua Electric Co., Ltd.'s patent record in context - here's where to go next.

  • Ranked #36,703 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
  • Compare Ningbo Xuanhua Electric Co., Ltd. against Ningbo Meiqi Tool Co., Ltd., an assignee filing at a similar volume. Compare portfolios
  • Innovation Score of 14.4/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page
  • USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
  • Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
  • USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.