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For the Inventor, By the Inventor

Edina, MN, United States of America

John W Elsing

USPTO Granted Patents = 24

Average Co-Inventor Count = 1.5

ph-index = 9

Forward Citations = 189(Granted Patents)


Location History:

  • Minneapolis, MN (US) (1983)
  • Edina, MN (US) (1977 - 2008)

Company Filing History:

goldMedal19 out of 8,679 
 
Seagate Technology Incorporated
 patents
silverMedal3 out of 175 
 
Magnetic Peripherals Inc.
 patents
bronzeMedal1 out of 210 
 
Control Data Corporation
 patents
4. 1 out of 832,680 
Other
 patents

Years Active: 1977-2008

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24 patents (USPTO):Explore Patents
1. 7463446 - Two-plane balance for spindle motors (2008-12-09),
2. 7327531 - Two-plane balance for spindle motors (2008-02-05),
3. 6741420 - Hydrodynamic spindle motor with an internally disposed heating element (2004-05-25),
4. 6608733 - Two-plane balance for spindle motors (2003-08-19),
5. 6561516 - Low power high speed disc drive spindle seal (2003-05-13),
6. 6525440 - Thermal compensation spindle for ceramic ball bearings (2003-02-25),
7. 6304411 - Spring-contact spindle connector (2001-10-16),
8. 6293705 - Annular gimbal assembly suitable for disc drive spindle bearings and method of making same (2001-09-25),
9. 6134976 - Method and apparatus for testing a spindle in a disc drive (2000-10-24),
10. 5859745 - Split ring mounting for disk drive spindle and actuator shafts (1999-01-12),
11. 5856624 - Method and apparatus for testing a spindle in a disc drive (1999-01-05),
12. 5847476 - Audible noise reduction in a disc drive (1998-12-08),
13. 5376850 - Audible noise reduction in a disc drive (1994-12-27),
14. 5305164 - Disk drive hub assembly with air flow guide passages (1994-04-19),
15. 5295029 - Disk drive including unitary deck for aligning and supporting axially (1994-03-15),

Title: Innovations and Contributions of John W. Elsing

Introduction

John W. Elsing, based in Edina, MN, is a prolific inventor with 24 patents to his name. His remarkable contributions to the field of spindle motors and balancing technology have led to significant advancements in the industry. Elsing's work is characterized by his innovative spirit and commitment to improving engineering solutions.

Latest Patents

One of Elsing's latest patents is focused on a two-plane balance for spindle motors. This invention involves a spindle hub configured for rotation about an axis, where through holes extend from one end of the spindle hub to the other. These holes are generally parallel to the axis, allowing for a method of achieving two-plane balance of a disc pack assembly. By positioning one or more weights within these holes and securing them, it becomes possible to access each weight conveniently from the top of the spindle hub.

Career Highlights

Throughout his career, John W. Elsing has made substantial contributions while working with notable companies such as Seagate Technology Incorporated and Magnetic Peripherals Inc. His work in these esteemed organizations has provided him with a platform to further his research and innovation in spindle technology.

Collaborations

Elsing has had the opportunity to collaborate with talented individuals in the field. Among his notable coworkers are William C. Bright and William J. Kostecka, both of whom have contributed to the development of various technologies alongside Elsing, enhancing the overall impact of their work.

Conclusion

John W. Elsing stands out in the realm of inventors due to his impressive number of patents and his dedication to advancing spindle motor technology. His innovative approaches and the partnerships he has built throughout his career highlight his influence on contemporary engineering practices. As he continues to push the boundaries of invention, Elsing remains a key figure in the landscape of modern technology.

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