Overall rank by patents
#40,625
of 49,997 tracked assignees
USPTO PatentsView assignee record - 6 granted patents across 6 technology areas, recorded in grant years 2019–2020. 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: H04N (Pictorial Communication, e.g. Television).
The verdict
According to USPTO PatentsView, Hangzhou ranks #40,625 of 49,997 tracked US assignees by granted-patent volume, with 6 patents across 6 technology areas.
USPTO PatentsView assignee plate
Corpus R40625 · Foreign Corporation #40,625 · 6 grants
GRANTS-MICRO · LOWER-Q · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL
Nearest grant-volume peer: Hangzhou Ole-systems 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.
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
Qualcomm Incorporated · highest
85 score
Hangzhou Yiyuqianxia… · this assignee
23 score
3D Lighting… · lowest
7 score
What this shows Hangzhou's Innovation Score is 22.6/100 (10th 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.
Hangzhou Yiyuqianxiang Technology Co., Ltd. is a focused PatentsView assignee: 6 CPC subclasses with 66.7% of grants classified under H04N (Pictorial Communication, e.g. Television). Peak complete grant year is 2020 (4 grants) versus a trough of 2 in 2019. By volume, Hangzhou sits between Hangzhou Ole-systems Co., Ltd. and Harman International (CHINA) Holdings Co., Ltd..
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
Hangzhou Ole-systems Co., Ltd.
6 patents
Hangzhou Qingqi Science AND Technology Co., Ltd.
6 patents
Hangzhou Santan Medical Technology Co., Ltd
6 patents
Hangzhou Sicco Art-technology Co., Ltd
6 patents
Hanil E-hwa Co., Ltd.
6 patents
Hanmi Pharmaceutical Co., Ltd.
6 patents
Hanvon Ugee Technology Co., Ltd.
6 patents
Harman International (CHINA) Holdings Co., Ltd.
6 patents
Hangzhou Yiyuqianxiang Technology Co., Ltd.
6 patents
What this shows Hangzhou holds 6 patents at rank #40,603, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.
By rank, the assignees closest to #40,603 in granted patent volume.
Other assignees with the most granted patents in Hangzhou's primary technology class.
Hangzhou's Innovation Score vs. every tracked assignee
Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)
23 10th percentile higher than 10% of 49,997 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 2019–2019 baseline. Full figures in the table below.
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2019 | 2 | 33.3% |
| 2020 | 4 | 66.7% |
Top 6 of 6 technology areas
Overall rank by patents
#40,625
of 49,997 tracked assignees
22.6 out of 100
What to do with this data
Hangzhou Yiyuqianxiang Technology Co., Ltd.'s patent record in context - here's where to go next.
Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.
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.