For the Inventor, By the Inventor

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Seattle, WA, United States of America

Tempress, Inc.

USPTO Granted Patents = 14

Trademarks = 6

Forward Citations = 299

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13 inventors (with patents filed for the assignee):

Steven D Cedergreen (6 out of 6 patents)

Kim R Hunter (6 out of 6 patents)

John A Malmanger (4 out of 4 patents)

4. Michelle J Pillers (3 out of 6 patents)

5. Charles K Lau (3 out of 8 patents)

6. Mark A McLean (3 out of 25 patents)

7. William C Quan (3 out of 20 patents)

8. Mikal B Greaves (3 out of 3 patents)

9. Kevin J Talbot (3 out of 4 patents)

10. Ferdinand J Van Engelen (3 out of 3 patents)

11. Ray Aspiri (1 out of 1 patent)

12. Butkui Chiu (1 out of 1 patent)

13. Robert M Schlingman (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. D411381 - Foldable seat with panels (1999-06-22),

2. 5820221 - Foldable seat having removable panels (1998-10-13),

3. D398172 - Foldable seat (1998-09-15),

4. 5443778 - Vent apparatus and method for thermoset injection moulding systems (1995-08-22),

5. 5358291 - Hatch with improved latch and hinge assembly (1994-10-25),

6. D348316 - Hatch (1994-06-28),

7. 5231948 - Hatch with improved latch and hinge assembly (1993-08-03),

8. D335577 - Tackle storage system (1993-05-18),

9. 5094516 - Storage bin (1992-03-10),

10. 5018788 - Foldable seat (1991-05-28),

11. 4965958 - Fish holder (1990-10-30),

12. D308242 - Lure retriever handle (1990-05-29),

13. D307786 - Fishing rod holder (1990-05-08),

14. 4846089 - Hatch with releasable hinge assembly (1989-07-11),

Tempress, Inc. is a leading manufacturer of high-quality semiconductor equipment used in the fabrication of microchips. Our products include diffusion furnaces, oxidation furnaces, and rapid thermal processing systems. With over 30 years of experience in the industry, Tempress is known for its innovative technology and reliable performance. We serve customers worldwide in the semiconductor, solar, and LED industries.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

14 Patents

#124 in Seattle, WA

#455 in Washington

#21,641 in US

#40,933 in the World

Seattle, WA, United States of America

Tempress, Inc.

Forward Citations = 299

13 inventors:

Steven D Cedergreen (6 out of 6 patents)

Kim R Hunter (6 out of 6 patents)

John A Malmanger (4 out of 4 patents)

4. Michelle J Pillers (3 out of 6 patents)

5. Charles K Lau (3 out of 8 patents)

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