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For the Inventor, By the Inventor

Rutland, VT, United States of America

Questech Corporation


USPTO Granted Patents = 25



Trademarks = 6

Forward Citations = 230

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26 inventors (with patents filed for the assignee):

goldMedal Robert Billing (9 out of 10 patents)

silverMedal Roger Questel (7 out of 7 patents)

bronzeMedal Nicholas Barton (6 out of 7 patents)

4.  Douglas J Croteau (4 out of 4 patents)

5.  Paul Thottathil (2 out of 37 patents)

6.  John M Ryan (2 out of 23 patents)

7.  Satyabrata Mukherjee (2 out of 10 patents)

8.  Barry Culkin (2 out of 2 patents)

9.  Purushoth Kesavan (2 out of 2 patents)

10.  David Pelletier (2 out of 2 patents)

11.  Larry Wasowski (2 out of 2 patents)

12.  Dorian C Guptill (2 out of 2 patents)

13.  Robert E Harrington (2 out of 6 patents)

14.  E Laurence Libelo (2 out of 2 patents)

15.  David E Palaith (2 out of 3 patents)


Core Competencies:
Natural Stone Sealers
UV Radiation Curing
Abrasion Resistance
Stain Resistance
Wall Niche
Switch Plate Assembly
Video Effects
Microwave Joining
Electronic Equipment Assembly
Infrared Tracking Device
Navigation Devices
Image Processing

25 patents:

1. 11739234 - Natural stone sealer compositions (2023-08-29),
2. 10532956 - Natural stone sealer compositions (2020-01-14),
3. D823616 - Wall niche with centering devices and spacers (2018-07-24),
4. D732375 - Switch plate assembly (2015-06-23),
5. 8999507 - Method for applying and curing by UV radiation a sealant system onto natural stone tiles to provide permanent sealing, protection, abrasion resistance, stain and mold resistance, and natural stone tiles produced by the method (2015-04-07),
6. D688935 - Switch plate assembly (2013-09-03),
7. 8323749 - Method for applying and curing by UV radiation a sealant system onto natural stone tiles to provide permanent sealing, protection, abrasion resistance, stain and mold resistance (2012-12-04),
8. 6239846 - Digital video effects, apparatus and method (2001-05-29),
9. 5908505 - High volume, textured liquid transfer surface (1999-06-01),
10. 5822015 - Providing an accurate tally indication of sources in use for output (1998-10-13),
11. 5663868 - Stackable electronic equipment assembly with improved circuit board (1997-09-02),
12. 5661489 - Enhanced electronically steerable beam-forming system (1997-08-26),
13. 5524091 - Accurate digital divider (1996-06-04),
14. 5293233 - Digital video effects with image mapping on to curved surface (1994-03-08),
15. 5227884 - Processing of video image signals (1993-07-13),
Questech Corporation, based in Rutland, Vermont, specializes in the development and manufacturing of innovative ceramic and composite materials. The company focuses on providing advanced solutions for various industries, including construction, automotive, and aerospace. Questech is recognized for its commitment to quality and sustainability, leveraging cutting-edge technology to enhance product performance and durability. Their expertise in material science positions them as a key player in the market, driving advancements in both functionality and design.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

25 Patents

#2 in Rutland, VT

#18 in Vermont

#13,334 in US

#25,651 in the World

Rutland, VT (US)
Rutland, VT, United States of America

Questech Corporation

Forward Citations = 230

26 inventors:

goldMedal Robert Billing (9 out of 10 patents)

silverMedal Roger Questel (7 out of 7 patents)

bronzeMedal Nicholas Barton (6 out of 7 patents)

4.  Douglas J Croteau (4 out of 4 patents)

5.  Paul Thottathil (2 out of 37 patents)

Please report any incorrect information to [email protected]
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