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For the Inventor, By the Inventor

McHenry, IL, United States of America

Ernest W Reinwall, Jr

USPTO Granted Patents = 15

Average Co-Inventor Count = 1.4

ph-index = 11

Forward Citations = 556(Granted Patents)


Company Filing History:

goldMedal9 out of 27 
 
Elco Industries, Inc.
 patents
silverMedal6 out of 7,595 
 
Illinois Tool Works Inc.
 patents

Years Active: 1976-1989

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15 patents (USPTO):Explore Patents
1. 4875818 - Screw having a sealing washer (1989-10-24),
2. 4840083 - Device for dampening rotary motion (1989-06-20),
3. 4833938 - Rotary motion dampener (1989-05-30),
4. 4764069 - Anchor for masonry veneer walls (1988-08-16),
5. 4749321 - Sealing fastener (1988-06-07),
6. 4731034 - Electrical terminal assembly and method of making the same (1988-03-15),
7. 4726164 - Fastener assembly for a roof membrane (1988-02-23),
8. 4630984 - Assembly for fastening a layer of compressible material to a rigid member (1986-12-23),
9. 4621963 - Fastener for roof assemblies and the like (1986-11-11),
10. 4231281 - Adjustable spacer-cam assembly (1980-11-04),
11. 4187658 - Panel clamp (1980-02-12),
12. 4041834 - Plastic headed fastener assembly (1977-08-16),
13. 4034532 - Roof hold down clip assembly (1977-07-12),
14. 4029384 - Grounding clip (1977-06-14),
15. 3998019 - Roof panel fastener and joint construction (1976-12-21),

Title: The Innovations of Ernest W. Reinwall, Jr.

Introduction

Ernest W. Reinwall, Jr. is a notable inventor based in McHenry, IL, who has made significant contributions to the field of technology with a robust portfolio of 15 patents. His innovative designs demonstrate a keen understanding of mechanics and materials, leading to advancements in fasteners and motion dampening systems.

Latest Patents

Among his latest patents are two groundbreaking inventions. The first is a "Screw having a sealing washer." This fastener features a threaded shank equipped with a driving head on one end. It includes a resiliently yieldable washer encircling the shank, which compresses between the head and a workpiece during installation. As the washer is compressed, an annular rib on the underside of the head applies a unique sealing mechanism. This ensures a reliable seal between the washer and the workpiece while effectively trapping the washer in place.

The second recent patent, titled "Device for dampening rotary motion," presents a solution for retarding torque in rotating shafts. The design showcases a shaft journaled to rotate within a housing, where an elastomeric ring is pressed against protrusions within the housing. This innovation allows for effective dampening of rotary movement through a unique interaction between the ring and housing components, showcasing Reinwall's creative engineering.

Career Highlights

Reinwall has a distinguished career, having worked with reputable companies such as Elco Industries, Inc. and Illinois Tool Works Inc. Throughout his professional journey, he has consistently contributed to advancements through his innovative thought processes and technical expertise.

Collaborations

In his career, Reinwall has collaborated with esteemed colleagues, including Robert A. Hagan and Rudolph E. Knohl. These partnerships have facilitated the development of innovative technologies and patents, highlighting the importance of collaboration in the field of invention.

Conclusion

Ernest W. Reinwall, Jr. stands out as an influential figure in the field of inventions. His 15 patents reflect his dedication to innovation and problem-solving in technology. With inventions that have practical applications in various industries, Reinwall's work continues to impact the way we approach mechanical challenges and solutions.

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