How Kase Filters Europe Earns U.S. SERP Features, AI Quotes, and a Brand Knowledge Paanel, Without Targeting the U.S. Market

Case Study

Kase Filters Europe has never directly optimized for the U.S. market, but thanks to strategic content and technical SEO, they dominate U.S. SERPs for competitive brand and non-brand terms.

Their site is consistently quoted in People Also Ask, AI Overviews, Things to Know, organic snippets, and even generates a Knowledge Panel,  all for keywords with high commercial value. This case study shows how optimizing for SERP features (not just classic blue links) can bring global visibility, brand trust, and authority.

Kase Filters Europe displays a Knowledge Panel in the US, outperforming the official US Kase distributor

When doing a normal checkup on the Brand in different countries, we came across a knowledge Panel in the US.
Looking at the Blue links, we saw Kasefilters US distributor, along with many other companies and on the right side, the button for Kase Europe Knowledge Panel. This was the result: 

Kase FIlters Europe Knowledge Panel
Kase FIlters Europe Knowledge Panel

Kase Filters Europe Share of Voice in the US

Using the data provided by GrowByData, we decided to track down a few English and German keywords from our client Kase Filters.

What we did not expect was to find such a high incidence of our content and brand mention when looking specifically in the US:

Kase FIlters Europe Knowledge Panel
Kase FIlters Share of Voice in the USA

The share of voice for our non-brand keywords such as “CPL Filters” and “ND Filters” comes second in the US, right after Youtube.

Kase Filters Europe AI Overviews Presence in the US

Kase Filters Europe also shows a presence of 47% in AI Overviews, which is astonishing considering how many distributors and domains related to Kase exist worldwide. 

Kase FIlters Europe Knowledge Panel
Kase Filters Europe AI Presence Over Time

When it comes to Share of Voice for our test non-brand keywords (CPL Filters, ND Filters, GND Filters, Black Mist Filters), Kase Filters Europe comes just second on the list right after Youtube.

Kase FIlters Europe Knowledge Panel
Kase Filters Europe AI Overviews Share of Voice Compared to Other Companies

The growing trend is also visible over time:

Kase FIlters Europe Knowledge Panel
Kase Filters Europe AIOverviews Share of Voice Over Time

Google SERP Features: Kase Fiters Europe Dominates PAA in the US

Using the SERP Feature Tracker from GrowbyData, we were also able to track down features such as People Also Ask and realised our client was the most prominent domain in the US.

Frequency of Kase Filters Europe in PAA over popular questions:

Kase FIlters Europe Knowledge Panel
Kase Filters Europe Dominates PAA Google SERP Feature in the US

Kase Filters Europe as the TOP Domain ranking on PAA in the US:

Kase FIlters Europe Knowledge Panel
Kase FIlters Europe as the TOP PAA Domain in the US

How does Kase Filters Europe Perform in Europe, then? 

As our focus is mainly Europe, we mostly use common tools for our daily checks on Kase Filters Performance.
However, when testing the same keywords with GrowByData in Europe, we can actually visualize Kase Filters Europe’s dominance over the market (we tested Germany and France in this case).  

Kase Filters Europe dominating People Also Ask Google Feature in Europe

Looking at the image below, we can even see that besides kasefilters.eu showing up 1st by a large difference, kasefilters.de comes up 3rd, putting our client twice on the top 3 performers in PAA.

Kase FIlters Europe Knowledge Panel
Kase Filters Europe as Top PAA Domain in Europe

Due to a lack of data and AI Overviews still being relatively new in many European regions, we couldn’t test AIO results accurately, saving it for a future case study. 

How did we optimize Kase Filters Europe so efficiently for AIs and Google Features in the US and Europe?

At BrilliantSEO, our main goal is to always improve for conversions. Having this in mind, we focus a lot on the principles of understanding the brand and building the funnel in such a way that both machines and humans can understand:

  • The broader topics (TOFU), 
  • The solutions (MOFU)
  • And finally, the company (BOFU). 

What is Kase Filters Europe?

Kase Filters is a world-known brand of photography equipment with distributors and resellers all over the globe. 

Amongst their products we find all types of photography filters, filter holders, accessories, batteries, clothing and backpacks. 

Our client Kase Filters is the official distributor of Kase Filters products in Germany, and additionally, they have a domain targeting Kase Filters Europe, where we place English, French, Portuguese and Spanish content. 

Our main goal is to improve conversions of Kase products in Europe, and more specifically in Germany. 

Building Expertise for Kase Filters Europe 

One of our main goals when we started working with Kase Filters Europe was to educate the public, in order to engage them in trusting the brand and finally buy their products. 

We did so by creating: 

  • Original and unique articles,
  • Comparison pages,
  • Product Guides. 

This information was not only useful to the users but also to search engines, as it allowed us to educate the machines, getting Kase Filters Europe relevant and conversion-oriented mentions in LLMs. 

 Expert Mentions about Kase Filters Europe

Kase Europe also cooperates with dozens of photographers around the globe to showcase new products and features. This allows them to be present on third-party sources such as Youtube, Social media and photography articles on other websites. 

Technical Fixes on Kase Europe

A big part of our work when we first started cooperating with this client was technical SEO. As with any other e-commerce site, we came across dozens of severe errors that highly damaged the page.
Upon fixing some errors (marked in red), we instantly saw an outstanding recovery:

Kase FIlters Europe Knowledge Panel
Kase FIlters recovery after technical fixes (shown by the red line)

The technical work is still done consistently, especially as we prepare for product integrations in Answer Engines.

TL;DR:

  1. Kase Filters had no specific strategy or campaign aimed at the U.S. However, their team wanted to understand how well the brand was surfacing for competitive terms in non-target markets, especially within Google’s growing SERP features.
  2. We analyzed the SERPs for the high-volume keywords such as “CPL filter”, “ND Filter” and “GND Filter” in the United States, using GrowbyData Reports. 
  3. The goal was to understand how Google displayed the brand and whether SERP features like People Also Ask, Things to Know, AI Overviews, and Knowledge Panels were being populated with content from kasefilters.eu.
  4. We found Kase Filters Europe as the top source of information for PAA, and having the second highest share of voice in AI Overviews. Kase Europe also displayed a Knowledge Panel in the US, outperforming the US official distributor. 
  5. This happened because we worked on structure optimization through proper content, clear topical authority, semantic SEO, internal linking, entity optimization, technical optimization and 3rd party references from experts. 

If you optimize for how Google displays knowledge, not just where you rank, your brand can be everywhere. Kase Filters Europe proves that.

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The BrilliantSEO Team behind Kase Filters Europe Results

Maryanna Franco, SEO and GEO Consultant

Maryanna Franco

FOunder and seo consultant

Maryanna Franco is an experienced SEO and GEO consultant with over 15 years working in Digital Marketing. She is the founder of BrilliantSEO, an SEO agency based in Slovenia with a focus on conversion-oriented SEO and optimization for the AIs.

Olena Yemelianova

Olena Yemelianova

SEO & FUNNEL OPTIMISATION expert

Olena Yemelianova is an SEO Expert with 5+ years of experience in content and SEO. She focuses on conversion-oriented SEO and has a knack for turning data into growth.

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