Overall rank by patents
#21,751
of 50,000 tracked assignees
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.
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
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.
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
Qualcomm Incorporated · highest
85 score
Shanghai Shift · this assignee
35 score
3D Lighting Innovati… · lowest
7 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.
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..
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
SESTRA SYSTEMS INC
13 patents
SHANDONG LUYE PHARMACEUTICAL CO., LTD.
13 patents
SHANGHAI ENVISION DIGITAL CO., LTD.
13 patents
SHANGHAI MICROPORT MEDBOT (GROUP) CO., LTD.
13 patents
SHENZHEN ANDELIAN TECHNOLOGY CO., LTD
13 patents
SHENZHEN BAOLIJIE TECHNOLOGY CO., LTD.
13 patents
SHENZHEN BOSAIDONG TECHNOLOGY CO., LTD
13 patents
SHENZHEN ENVICOOL TECHNOLOGY CO., LTD.
13 patents
SHANGHAI SHIFT ELECTRONICS CO., LTD.
13 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.
By rank, the assignees closest to #21,721 in granted patent volume.
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
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
Teal-shaded recent years (2020–present) versus the 2017–2019 baseline. Full figures in the table below.
| 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% |
Top 10 of 10 technology areas
Overall rank by patents
#21,751
of 50,000 tracked assignees
34.5 out of 100
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.