Hefei Reliance Memory Limited
USPTO PatentsView assignee record - 75 granted patents across 9 technology areas, recorded in grant years 2018–2025. 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: G11C (Static Stores).
The verdict
According to USPTO PatentsView, Hefei ranks #4,667 of 49,997 tracked US assignees by granted-patent volume, with 75 patents across 9 technology areas.
- #4,667
- of 49,997 US assignees by volume
- Top 27%
- by Innovation Score (43.7/100)
- 18.4
- avg claims per patent
- +383%
- grant velocity, last 5 yrs
USPTO PatentsView assignee plate
Corpus R4667 · Foreign Corporation #4,667 · 75 grants
GRANTS-SMALL · TOP-DECILE · PHOTO-FINISH · CPC-NARROW · INNOV-PAR · CLAIMS-RICH · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL
- GRANTS-SMALL 75 grants
- TOP-DECILE #4,667/49,997
- PHOTO-FINISH DE LA RUE Internatio…
- CPC-NARROW G11C · 9 areas
- INNOV-PAR 43.7/100
- CLAIMS-RICH 18.4 claims/avg
- TYPE-FRNCORP Foreign Corp
- VEL-SURGE +383% vel
- BOOK-FULL 10/10 fields
Nearest grant-volume peer: DE LA RUE International Limited (±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.
How Hefei’s 43.7 Innovation Score adds up
The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.
Innovation-score neighbourhood around Hefei
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
- Qualcomm Incorporated · highest
Qualcomm Incorporated · highest
85 score
- Caterpillar Trimble… · near
Caterpillar Trimble… · near
44 score
- Cylance · near
Cylance · near
44 score
- Hefei Reliance Memory · this assignee
Hefei Reliance Memory · this assignee
44 score
- iNtRON Biotechnology · near
iNtRON Biotechnology · near
44 score
- Taylor Made Group · near
Taylor Made Group · near
44 score
- 3D Lighting… · lowest 7
3D Lighting… · lowest
7 score
What this shows Hefei's Innovation Score is 43.7/100 (top 27% 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.
Does more volume mean deeper claims for Hefei?
Each dot is one of Hefei’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Hefei’s own 18.4 claims/patent is ABOVE the 17.1 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.
Where Hefei's grants concentrate
Hefei Reliance Memory Limited is a focused PatentsView assignee: 9 CPC subclasses with 89.3% of grants classified under G11C (Static Stores). Peak complete grant year is 2022 (14 grants) versus a trough of 2 in 2018. By volume, Hefei sits between DE LA RUE International Limited and Incept, LLC.
Hefei's three-year grant acceleration
From 2019–2021 to 2022–2024, Hefei Reliance Memory Limited moved from 33 to 35 grants (1.06x the prior three-year total, a multiple, not a CAGR). See the growth leaderboard.
Who files at Hefei's volume?
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
- DE LA RUE Interna…
DE LA RUE International Limited
75 patents
- Federal Home Loan…
Federal Home Loan Mortgage Corporation (“FREDDIE MAC”)
75 patents
- Grass
Grass GmbH
75 patents
- Hitachi-ge Nuclea…
Hitachi-ge Nuclear Energy, Ltd.
75 patents
- Hussmann
Hussmann Corporation
75 patents
- Hyundai Steel
Hyundai Steel Company
75 patents
- Invensas Bonding
Invensas Bonding Technologies, Inc.
75 patents
- Incept
Incept, LLC
75 patents
- Hefei Reliance Me… ◀
Hefei Reliance Memory Limited
75 patents
What this shows Hefei holds 75 patents at rank #4,668, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.
Companies ranked near Hefei
By rank, the assignees closest to #4,668 in granted patent volume.
- DE LA RUE International Limited #4,664 · 75 patents
- Federal Home Loan Mortgage Corporation (“FREDDIE MAC”) #4,665 · 75 patents
- Grass GmbH #4,666 · 75 patents
- Hitachi-ge Nuclear Energy, Ltd. #4,667 · 75 patents
- Hussmann Corporation #4,669 · 75 patents
- Hyundai Steel Company #4,670 · 75 patents
- Invensas Bonding Technologies, Inc. #4,671 · 75 patents
- Incept, LLC #4,672 · 75 patents
Leaders in G11C (Static Stores)
Other assignees with the most granted patents in Hefei's primary technology class.
- Micron Technology, Inc. 7,566 in class
- Samsung Electronics Co., Ltd. 4,655 in class
- SK hynix Inc. 4,635 in class
- Taiwan Semiconductor Manufacturing Company Ltd. 2,498 in class
- Sandisk Technologies, Inc. 1,794 in class
- Intel Corporation 1,567 in class
- International Business Machines Corporation 1,554 in class
- Toshiba Memory Corporation 1,205 in class
Assignees with similar portfolio profiles
Two PlainPatent-derived peer sets for Hefei, neither rank-band nor same-CPC leaders (those blocks stay above). In G11C (Static Stores), Hefei ranks #82 of 882 assignees by patent count in that subclass.
Similar innovation score
Nearest assignees by Innovation Score (44 here).
Similar claim depth
Nearest assignees by average claims per patent (18.4 here).
Hefei's Innovation Score vs. every tracked assignee
Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)
44 Top 27% higher than 73% 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
Grants by year
Teal-shaded recent years (2020–present) versus the 2018–2019 baseline. Full figures in the table below.
View data table
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2018 | 2 | 2.7% |
| 2019 | 10 | 13.3% |
| 2020 | 12 | 16.0% |
| 2021 | 11 | 14.7% |
| 2022 | 14 | 18.7% |
| 2023 | 11 | 14.7% |
| 2024 | 10 | 13.3% |
| 2025partial year | 5 | 6.7% |
Which technologies does Hefei Reliance Memory Limited patent most?
Top 9 of 9 technology areas
Data Source
USPTO PatentsView, US granted patents 2015–2025
What to do with this data
Hefei Reliance Memory Limited's patent record in context - here's where to go next.
- Hefei Reliance Memory Limited's lead technology class is G11C (Static Stores), 89.3% of its portfolio - see every assignee active in that class. Explore G11C
- Ranked #4,667 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
- Compare Hefei Reliance Memory Limited against DE LA RUE International Limited, an assignee filing at a similar volume. Compare portfolios
- Innovation Score of 43.7/100 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.
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.