Where does Hgst, Inc. rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Hgst, Inc. ranks #13,461 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Hgst, Inc. hold?

Hgst, Inc. holds 22 US utility patents granted between 2015 and 2019, spanning 10 technology areas.

What is Hgst, Inc.'s Innovation Score?

Hgst, Inc. has an Innovation Score of 31.2 out of 100 (37th percentile of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Hgst, Inc. focus on?

Hgst, Inc.'s top technology area is H10B (Electronic Memory Devices) with 11 patents, ranking #111 of 340 assignees active in that subclass. Grants appear in 10 CPC subclasses total.

Is Hgst, Inc.'s patent grant rate increasing or decreasing?

Hgst, Inc.'s recent grant velocity is -100% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Hgst, Inc.'s patents?

Hgst, Inc.'s patents average 15.4 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Hgst, Inc. patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView US Corporation

Hgst, Inc.

USPTO PatentsView assignee record - 22 granted patents across 10 technology areas, recorded in grant years 2015–2019. 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: H10B (Electronic Memory Devices).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Hgst ranks #13,461 of 49,997 tracked US assignees by granted-patent volume, with 22 patents across 10 technology areas.

#13,461
of 49,997 US assignees by volume: 37th percentile
by Innovation Score (31.2/100): 15.4
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R13461 · US Corporation #13,461 · 22 grants

GRANTS-SMALL · MID-PACK · PHOTO-FINISH · CPC-FOCUS · INNOV-THIN · CLAIMS-RICH · TYPE-USCORP · VEL-DROP · BOOK-FULL

GRANTS-SMALL 22 grants
MID-PACK #13,461/49,997
PHOTO-FINISH Hangzhou Chipjet…
CPC-FOCUS H10B · 10 areas
INNOV-THIN 31.2/100
CLAIMS-RICH 15.4 claims/avg
TYPE-USCORP US Corporation
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Hangzhou Chipjet Technology 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.

How Hgst’s 31.2 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Volume 10.8 pts (35%) Velocity 0.0 pts (0%) Breadth 11.2 pts (36%) Claim depth 9.2 pts (29%)

Qualcomm Incorporated · highest

85
Hgst · this assignee

31
3D Lighting… · lowest

7

What this shows Hgst's Innovation Score is 31.2/100 (37th 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.

Does more volume mean deeper claims for Hgst?

Each dot is one of Hgst’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). Hgst’s own 15.4 claims/patent is ABOVE the 12.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

Hgst vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Hgst's grants concentrate

Hgst, Inc. is a focused PatentsView assignee: 10 CPC subclasses with 50% of grants classified under H10B (Electronic Memory Devices). Peak complete grant year is 2016 (8 grants) versus a trough of 1 in 2015. By volume, Hgst sits between Hangzhou Chipjet Technology Co., Ltd. and Hospital CLÍNIC DE Barcelona.

Hangzhou Chipjet…

22
HCL Italy S p A

22
Hefei BOE Display…

22
Heishin

22
Hioki Denki

22
Hisense Ronshen (…

22
Hochland SE

22
Hospital CLÍNIC D…

22
Hgst ◀

22

What this shows Hgst holds 22 patents at rank #13,454, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Hgst

By rank, the assignees closest to #13,454 in granted patent volume.

Leaders in H10B (Electronic Memory Devices)

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

Hgst's Innovation Score vs. every tracked assignee

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

31 37th percentile higher than 37% 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

USPTO utility patent grants by year · 2015–2019

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Hgst, Inc. patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	1	4.5%
2016	8	36.4%
2017	7	31.8%
2018	5	22.7%
2019	1	4.5%

Which technologies does Hgst, Inc. patent most?

H10B - Electronic Memory Devices 11

H10N - Electric Solid-state Devices NOT Otherwise Provided FOR 9

G11C - Static Stores 8

H10D - Inorganic Electric Semiconductor Devices 6

G06F - Electric Digital Data Processing 5

H01L - Semiconductor Devices NOT Covered BY Class H10 5

H03M - CODING; DECODING; Code Conversion IN General 2

H03K - Pulse Technique 1

G05F - Systems FOR Regulating Electric OR Magnetic Variables 1

Y02D - Climate Change Mitigation Technologies IN Information AND Communication Technologies [ICT], I.E. Information AND Communication Technologies Aiming AT THE Reduction OF Their OWN Energy USE 1

Top 10 of 10 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Hgst, Inc.'s patent record in context - here's where to go next.

Hgst, Inc.'s lead technology class is H10B (Electronic Memory Devices), 50% of its portfolio - see every assignee active in that class. Explore H10B
Ranked #13,461 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Hgst, Inc. against Hangzhou Chipjet Technology Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 31.2/100 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

Compiled by PlainPatent, US Patent Intelligence Editorial Process · May 15, 2026

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.