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For the Inventor, By the Inventor

Placentia, CA, United States of America

Erwin C Witte

This inventor holds 5 USPTO granted patents. Top assignees: Microdot Inc., Kaynar Manufacturing Co., Inc.. Active years: 1976-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Erwin C Witte. Retrieved from https://idiyas.com/inventor/erwin-c-witte

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

Calculating rank
USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 4

Forward Citations = 53(Granted Patents)


Company Filing History:

goldMedal4 out of 100 
 
Microdot Inc.
 patents
silverMedal1 out of 1 
 
Kaynar Manufacturing Co., Inc.
 patent

Years Active: 1976-1990

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5 patents (USPTO):Explore Patents
1. 4904352 - Electrodeposited multilayer coating for titanium (1990-02-27),
2. 4594039 - Fastener (1986-06-10),
3. 4381163 - Self-locking nut (1983-04-26),
4. 4176582 - Torque limiting nut assembly (1979-12-04),
5. 3933074 - Fatigue improvement nut (1976-01-20),

Title: Erwin C Witte: Innovator in Coating Technologies and Fasteners

Introduction

Erwin C Witte is a notable inventor based in Placentia, CA (US). He holds a total of 5 patents that showcase his contributions to the fields of coating technologies and fasteners. His innovative approaches have significantly impacted various industries.

Latest Patents

One of Witte's latest patents is for an electrodeposited multilayer coating for titanium. This process involves several steps, including cleaning the titanium article, activating its surface in an acid bath, and applying a nickel base coat to enhance zinc adhesion. The final steps include electrodepositing a zinc layer and optionally treating the article for corrosion resistance. Another significant invention is a fastener that features a nut with V-threads modified to include a wedge ramp. This design optimizes stress distribution and enhances the anti-vibration relationship between the nut and bolt.

Career Highlights

Throughout his career, Erwin C Witte has worked with several companies, including Microdot Inc. and Kaynar Manufacturing Co., Inc. His work has been instrumental in developing innovative solutions that address specific engineering challenges.

Collaborations

Witte has collaborated with notable individuals in his field, including William D Myers and Paul V Pagel. These partnerships have contributed to the advancement of his inventions and the successful implementation of his ideas.

Conclusion

Erwin C Witte's contributions to innovation in coating technologies and fasteners demonstrate his expertise and commitment to engineering excellence. His patents reflect a deep understanding of material science and practical applications, making him a significant figure in his field.

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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