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For the Inventor, By the Inventor

Battlefield, MO, United States of America

John W Powers

USPTO Granted Patents = 15

Average Co-Inventor Count = 1.8

ph-index = 6

Forward Citations = 97(Granted Patents)


Location History:

  • Brookline, MO (US) (1984)
  • St. Louis, MO (US) (1995)
  • Springfield, MO (US) (1994 - 1997)
  • Battlefield, MO (US) (1986 - 1999)

Company Filing History:

goldMedal15 out of 25 
 
Western Litho Plate and Supply Company
 patents

Years Active: 1984-1999

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15 patents (USPTO):Explore Patents
1. 5934195 - Apparatus for and method of exposing lithographic plates (1999-08-10),
2. 5892574 - Plate exposing apparatus and method (1999-04-06),
3. 5701170 - System for automatically exposing and labeling a plurality of (1997-12-23),
4. 5684571 - Apparatus for and method of exposing photosensitized plates (1997-11-04),
5. 5542002 - Method and apparatus for automatically inspecting a lithographic plate (1996-07-30),
6. 5502993 - Method of and apparatus for punching and bending a lithographic plate (1996-04-02),
7. 5454247 - Method of and apparatus for punching and bending a lithographic plate (1995-10-03),
8. 5369468 - Photographic printing apparatus and method (1994-11-29),
9. 5347341 - Photographic printing apparatus (1994-09-13),
10. 5193690 - Method of and apparatus for automatically inspecting an exposed and bent (1993-03-16),
11. 4951089 - Photographic printing apparatus (1990-08-21),
12. 4614425 - Photographic printing method and apparatus (1986-09-30),
13. 4575235 - Photographic printing apparatus and methods (1986-03-11),
14. 4575233 - Photographic printing (1986-03-11),
15. 4423955 - Photographic printing apparatus (1984-01-03),

Title: Innovations of John W. Powers

Introduction

John W. Powers is a notable inventor based in Battlefield, Missouri, with a remarkable portfolio of 15 patents. His work primarily focuses on advancements in lithographic technology, showcasing his expertise and innovative spirit in the field.

Latest Patents

Among his latest patents is an "Apparatus for and method of exposing lithographic plates." This invention involves a conveyor system that transports first and second plates to an exposure station. At this station, first and second laser imagers generate laser beams that sweep over the plates. A mechanism allows for simultaneous relative movement between the laser imagers and the plates. The computer system receives source image data and generates electrical signals to modulate the laser beams, effectively exposing the plates to create print images. Another significant patent is the "Plate exposing apparatus and method," which details a system for pre-exposing photosensitive letterpress lithographic plates before the main exposure operation. This apparatus includes a support for the plate, a pre-exposure system, and a main exposure system, ensuring efficient processing of lithographic plates.

Career Highlights

John W. Powers has made significant contributions to the lithographic industry through his innovative inventions. He works at Western Litho Plate and Supply Company, where he continues to develop technologies that enhance the efficiency and quality of lithographic printing.

Collaborations

Some of his coworkers include Daniel G. Choate and Kelly T. McMasters, who collaborate with him on various projects within the company.

Conclusion

John W. Powers exemplifies the spirit of innovation in the lithographic field, with his patents reflecting a commitment to advancing technology. His contributions have undoubtedly made a lasting impact on the industry.

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