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For the Inventor, By the Inventor

San Mateo, CA, United States of America

Steven Douglas Slonaker

This inventor holds 7 USPTO granted patents and 3 published patent applications. Top assignees: Nikon Corporation, Nikon Precision Incorporated, Other. Active years: 2000-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Steven Douglas Slonaker. Retrieved from https://idiyas.com/inventor/steven-douglas-slonaker

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

USPTO Granted Patents = 7 

% Patents Active = 42.9

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 12(Granted Patents)


Company Filing History:

goldMedal3 out of 8,995 
 
Nikon Corporation
 patents
silverMedal3 out of 40 
 
Nikon Precision Incorporated
 patents
bronzeMedal1 out of 834,513 
Other
 patents

Years Active: 2000-2021

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7 patents (USPTO):Explore Patents
1. 11061338 - High-resolution position encoder with image sensor and encoded target pattern (2021-07-13),
2. 10871708 - Spatial-frequency matched wafer alignment marks, wafer alignment and overlay measurement and processing using multiple different mark designs on a single layer (2020-12-22),
3. 9639003 - Programmable imaging assembly for manufacturing biotest post arrays (2017-05-02),
4. 8300214 - System and method for an adjusting optical proximity effect for an exposure apparatus (2012-10-30),
5. 8027813 - Method and system for reconstructing aberrated image profiles through simulation (2011-09-27),
6. 6943882 - Method to diagnose imperfections in illuminator of a lithographic tool (2005-09-13),
7. 6025099 - Field curvature correction utilizing smoothly curved chuck for substrate (2000-02-15),

I specialize in innovations, inventions, inventors, patent attorneys, assignees, and patents.

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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