Mountain View, CA, United States of America

Alexander Houston Gruenstein

This inventor holds 69 USPTO granted patents and 11 published patent applications and 21 EPO patents, primarily in Voice Recognition Technology (CPC class G10L). Top assignee: Google Inc.. Active years: 2013-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alexander Houston Gruenstein. Retrieved from https://idiyas.com/inventor/alexander-houston-gruenstein

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

USPTO Granted Patents = 69 

% Patents Active = 92.8

 

Average Co-Inventor Count = 2.7

ph-index = 12

Forward Citations = 823(Granted Patents)

Forward Citations (Not Self Cited) = 697(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Moutain View, CA (US) (2014)
  • Sunnyvale, CA (US) (2013 - 2019)
  • Mountain View, CA (US) (2013 - 2024)

Company Filing History:


Years Active: 2013-2026

Loading Chart...
Loading Chart...
Areas of Expertise:
Voice Recognition
Hotword Detection
Multi-User Authentication
Noise Suppression
Speaker Awareness
Speech Models
Neural Networks
Language Models
Threshold Tuning
Voice Queries
Device Leadership
Keyword Spotting
69 patents (USPTO):Explore Patents

Sure, I can help you with that. Let's start with the structure you provided:

Title: Trailblazer in Hotword Technology - The Inventor Alexander Houston Gruenstein

Introduction: Alexander Houston Gruenstein, a prolific inventor based in Mountain View, CA, has made significant contributions to the field of hotword technology. With a remarkable 57 patents to his name, Gruenstein's innovative work has revolutionized how we interact with computing devices.

Latest Patents:

1. Hotword suppression: Gruenstein introduced a method that involves adding audio watermarks to speech data containing hotwords, allowing for the seamless invocation of attention between devices.

2. Hotword detection on multiple devices: Gruenstein's groundbreaking method enables multiple devices to detect hotwords in audio data, determine the likelihood of a hotword, and initiate speech recognition processing efficiently.

Career Highlights: Gruenstein is currently a valuable asset at Google Inc., where he continues to drive innovation in the realm of hotword technology. His relentless pursuit of excellence and attention to detail have solidified his reputation as a leader in the field.

Collaborations: In his journey at Google Inc., Gruenstein has had the pleasure of working alongside talented individuals such as Diego Melendo Casado and Matthew Nirvan Sharifi. Together, they have pushed the boundaries of hotword technology and delivered cutting-edge solutions to users worldwide.

Conclusion: Alexander Houston Gruenstein's remarkable achievements in the realm of hotword technology stand as a testament to his dedication and passion for innovation. As he continues to pioneer new advancements in the field, Gruenstein remains a visionary inventor shaping the future of human-computer interaction.

If you need any further assistance or modifications to the article, feel free to let me know!

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]
Loading…