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For the Inventor, By the Inventor

Koppl, Austria

Walter Hinterhoelzl

This inventor holds 6 USPTO granted patents and 4 published patent applications. Top assignee: Sony Dadc Austria Ag. Active years: 2011-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Walter Hinterhoelzl. Retrieved from https://idiyas.com/inventor/walter-hinterhoelzl

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 6 

Average Co-Inventor Count = 5.7

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Groedig, AT (2011 - 2013)
  • Grodig, AT (2014)
  • Koppl, AT (2014 - 2016)

Company Filing History:

goldMedal6 out of 46 
 
Sony Dadc Austria Ag
 patents

Years Active: 2011-2016

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6 patents (USPTO):Explore Patents
1. 9263085 - Method for copy protection (2016-02-16),
2. 9013970 - Method for copy protection (2015-04-21),
3. 8717857 - Method for copy protection (2014-05-06),
4. 8649513 - Method for converting non copy protected data into copy protected data (2014-02-11),
5. 8356355 - DVD copy protection (2013-01-15),
6. 8000179 - Optical disc including two different sets of sectors having identical IDs (2011-08-16),

Title: Walter Hinterhoelzl: Innovator in Copy Protection Technology

Introduction

Walter Hinterhoelzl is a notable inventor based in Koppl, Austria. He has made significant contributions to the field of copy protection technology, holding a total of 6 patents. His innovative methods have paved the way for advancements in how audiovisual and audio data is secured.

Latest Patents

One of Walter Hinterhoelzl's latest patents is a method for copy protection that involves dividing audiovisual or audio data into multiple portions. These portions are at least partly scrambled and prepared for storage on a record carrier in a scrambled order. This unique approach ensures that the physical position on the record carrier, such as a sector, where each portion of the divided data is stored, depends on the scrambled order. This method enhances the security of the data against unauthorized copying.

Career Highlights

Walter Hinterhoelzl is currently employed at Sony DADC Austria AG, where he continues to develop innovative solutions in the realm of data protection. His work has been instrumental in advancing the company's capabilities in securing digital content.

Collaborations

Walter has collaborated with notable colleagues, including Klaus Holzapfel and Markus Spitzlinger. Their combined expertise has contributed to the successful development of various projects within the company.

Conclusion

Walter Hinterhoelzl's contributions to copy protection technology highlight his role as a leading inventor in the field. His innovative methods and collaborations continue to influence the industry positively.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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