USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Shanghai Shift Electronics Co., Ltd.

USPTO PatentsView assignee record - 13 granted patents across 10 technology areas, recorded in grant years 2017–2025. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: A61C (DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE).

The verdict

According to USPTO PatentsView, Shanghai ranks #21,751 of 50,000 tracked US assignees by granted-patent volume, with 13 patents across 10 technology areas.

#21,751
of 50,000 US assignees by volume
Top 52%
by Innovation Score (34.5/100)
17.4
avg claims per patent
+100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R21751 · Foreign Corporation #21,751 · 13 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL

  • GRANTS-MICRO 13 grants
  • MID-PACK #21,751/50,000
  • PHOTO-FINISH SESTRA SYSTEMS
  • CPC-FOCUS A61C · 10 areas
  • INNOV-THIN 34.5/100
  • CLAIMS-RICH 17.4 claims/avg
  • TYPE-FRNCORP Foreign Corp
  • VEL-SURGE +100% vel
  • BOOK-FULL 10/10 fields

Nearest grant-volume peer: Sestra Systems Inc (±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 Shanghai

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

score

What this shows Shanghai's Innovation Score is 34.5/100 (top 52% 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 Shanghai's grants concentrate

Shanghai Shift Electronics Co., Ltd. is a focused PatentsView assignee: 10 CPC subclasses with 92.3% of grants classified under A61C (DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE). Peak complete grant year is 2020 (4 grants) versus a trough of 1 in 2017. By volume, Shanghai sits between Sestra Systems Inc and Shenzhen Envicool Technology Co., Ltd..

Who files at Shanghai's volume?

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

patents

What this shows Shanghai holds 13 patents at rank #21,721, 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 Shanghai

By rank, the assignees closest to #21,721 in granted patent volume.

Leaders in A61C (Dentistry)

Other assignees with the most granted patents in Shanghai's primary technology class.

Shanghai's Innovation Score vs. every tracked assignee

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

35 Top 52% higher than 48% of 50,000 US assignees

0–10: 687 US assignees (1%). Below this entry. 10–20: 2,527 US assignees (5%). Below this entry. 20–30: 13,162 US assignees (26%). Below this entry. 30–40: 15,294 US assignees (31%). This entry sits in this band. 40–50: 11,491 US assignees (23%). Above this entry. 50–60: 5,058 US assignees (10%). Above this entry. 60–70: 1,537 US assignees (3%). Above this entry. 70–80: 234 US assignees (0%). Above this entry. 80–90: 10 US assignees (0%). Above this entry. 90–100: 0 US assignees (0%). Above this entry. 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

012345 2017201920202022202320242025 1
USPTO utility patent grants by year · 2017–2025

Grants by year

Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.

View data table
Shanghai Shift Electronics Co., Ltd. patent grants by year, 2015–2025
Year Patents Granted Share of Period
2017 1 7.7%
2019 3 23.1%
2020 4 30.8%
2022 1 7.7%
2023 1 7.7%
2024 2 15.4%
2025partial year 1 7.7%

Where it ranks

Overall rank by patents

#21,751

of 50,000 tracked assignees

Innovation Score

34.5 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

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.