Where does Schleifring UND Apparatebau GMBH rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Schleifring UND Apparatebau GMBH ranks #13,666 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 Schleifring UND Apparatebau GMBH hold?

Schleifring UND Apparatebau GMBH holds 22 US utility patents granted between 2015 and 2018, spanning 11 technology areas.

What is Schleifring UND Apparatebau GMBH's Innovation Score?

Schleifring UND Apparatebau GMBH has an Innovation Score of 31.3 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%).

Is Schleifring UND Apparatebau GMBH's patent grant rate increasing or decreasing?

Schleifring UND Apparatebau GMBH'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 Schleifring UND Apparatebau GMBH's patents?

Schleifring UND Apparatebau GMBH's patents average 14.5 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 Schleifring UND Apparatebau GMBH 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 Foreign Corporation

Schleifring UND Apparatebau GMBH

Q: What technology areas does Schleifring UND Apparatebau GMBH focus on?

Schleifring UND Apparatebau GMBH's top technology area is H01R (Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors) with 9 patents, ranking #335 of 2,265 assignees active in that subclass. Grants appear in 11 CPC subclasses total.

USPTO PatentsView assignee record - 22 granted patents across 11 technology areas, recorded in grant years 2015–2018. 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: H01R (Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors).

Compiled by PlainPatent · May 15, 2026

RSS updates for this company

Explore the portfolio See the ranking

The verdict

According to USPTO PatentsView, Schleifring ranks #13,666 of 49,997 tracked US assignees by granted-patent volume, with 22 patents across 11 technology areas.

#13,666
of 49,997 US assignees by volume: 37th percentile
by Innovation Score (31.3/100): 14.5
avg claims per patent: -100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R13666 · Foreign Corporation #13,666 · 22 grants

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

GRANTS-SMALL 22 grants
MID-PACK #13,666/49,997
PHOTO-FINISH Romark Laboratories…
CPC-FOCUS H01R · 11 areas
INNOV-THIN 31.3/100
CLAIMS-RICH 14.5 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -100% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Romark Laboratories L.C. (±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 Schleifring’s 31.3 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 11.7 pts (38%) Claim depth 8.7 pts (28%)

Qualcomm Incorporated · highest

85
Schleifring UND… · this assignee

31
3D Lighting… · lowest

7

What this shows Schleifring's Innovation Score is 31.3/100 (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 Schleifring?

Each dot is one of Schleifring’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). Schleifring’s own 14.5 claims/patent is ABOVE the 11.2 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

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

Where Schleifring's grants concentrate

Schleifring UND Apparatebau GMBH is a focused PatentsView assignee: 11 CPC subclasses with 40.9% of grants classified under H01R (Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors). Peak complete grant year is 2015 (8 grants) versus a trough of 3 in 2018. By volume, Schleifring sits between Romark Laboratories L.C. and Shamir Optical Industry Ltd..

Romark Laboratori…

22
Royalty Bugaboo

22
S P M Instrument…

22
Sansha Electric M…

22
Schott Schweiz

22
Schunk Sonosystems

22
Senqcia

22
Shamir Optical In…

22
Schleifring UND A… ◀

22

What this shows Schleifring holds 22 patents at rank #13,663, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Schleifring

By rank, the assignees closest to #13,663 in granted patent volume.

Leaders in H01R (Electrically-conductive Connections)

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

Schleifring'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 · 2015–2018

Grants by year

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

View data table

Schleifring UND Apparatebau GMBH patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	8	36.4%
2016	6	27.3%
2017	5	22.7%
2018	3	13.6%

Which technologies does Schleifring UND Apparatebau GMBH patent most?

H01R - Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors 9

A61B - DIAGNOSIS; SURGERY; Identification 7

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy 6

H01F - MAGNETS; INDUCTANCES; TRANSFORMERS; Selection OF Materials FOR Their Magnetic Properties 5

G02B - Optical Elements, Systems OR Apparatus 4

H04B - Transmission 3

H05G - X-ray Technique 2

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components 2

H02H - Emergency Protective Circuit Arrangements 1

C25D - Processes FOR THE Electrolytic OR Electrophoretic Production OF COATINGS; ELECTROFORMING; Apparatus Therefor 1

B82Y - Specific Uses OR Applications OF NANOSTRUCTURES; Measurement OR Analysis OF NANOSTRUCTURES; Manufacture OR Treatment OF Nanostructures 1

Top 11 of 11 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

Schleifring UND Apparatebau GMBH's patent record in context - here's where to go next.

Schleifring UND Apparatebau GMBH's lead technology class is H01R (Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors), 40.9% of its portfolio - see every assignee active in that class. Explore H01R
Ranked #13,666 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Schleifring UND Apparatebau GMBH against Romark Laboratories L.C., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 31.3/100 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.