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For the Inventor, By the Inventor

Kankakee, IL, United States of America

Roper Corporation


USPTO Granted Patents = 70

Forward Citations = 1,088

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42 inventors (with patents filed for the assignee):

goldMedal Joseph E Scanland (14 out of 14 patents)

silverMedal Gerald C Fisher (6 out of 6 patents)

bronzeMedal Richard William Condon (5 out of 10 patents)

4.  Donald L Gobin (5 out of 5 patents)

5.  Buddy Julian Austin (5 out of 5 patents)

6.  Charles Stewart (4 out of 4 patents)

7.  Gerold G Goertzen (4 out of 4 patents)

8.  Lee R Herscher (4 out of 4 patents)

9.  Joseph J Cerola (4 out of 4 patents)

10.  Douglas D Dankel (3 out of 4 patents)

11.  Orville R Butts (3 out of 3 patents)

12.  Jean A Bance (2 out of 2 patents)

13.  William Van Fielder, Jr (2 out of 2 patents)

14.  Frederick K Uyeda (2 out of 2 patents)

15.  Henry Znamirowski (2 out of 2 patents)


Core Competencies:
Gas Cap Assembly
Countertop Cooking Range
Tilling Machine
Induction Heating Apparatus
Garden Tiller
Rotary Mower
Safety Shield Construction
Power Driven Ski Vehicle
Multiprocessor Control Bus
Log Splitter
Electric Starting Motor

70 patents:

1. 4867337 - Gas cap assembly with retainer means (1989-09-19),
2. D293070 - Countertop cooking range (1987-12-08),
3. D293069 - Countertop cooking range (1987-12-08),
4. D293068 - Countertop cooking range (1987-12-08),
5. 4706761 - Tilling machine with pivotal bi-directional operative tines (1987-11-17),
6. 4699553 - Cotter ring locking device (1987-10-13),
7. 4667459 - Two action control for power mowers (1987-05-26),
8. 4630397 - Drum and cable mechanisms for opening/closing greenhouse vent (1986-12-23),
9. 4567949 - Soil tilling machine with transmission having three drive trains (1986-02-04),
10. 4562827 - Downdraft countertop cooking range (1986-01-07),
11. 4562125 - Battery hold-down strap and terminal protector (1985-12-31),
12. 4525989 - Floating foot shield for walk-behind mower with sulky (1985-07-02),
13. 4515194 - Log splitter having serviceable wedge assembly (1985-05-07),
14. 4514967 - Bridge support for securing sulky to walk-behind mower (1985-05-07),
15. 4494593 - Venetian blind assembly with improved ladder supporting tilt drums (1985-01-22),
Roper Corporation is a leading manufacturer of home appliances and commercial equipment. With a rich history spanning over X years, we have established ourselves as a trusted brand in the industry. Our diverse product portfolio includes refrigerators, ovens, dishwashers, laundry appliances, and more. At Roper Corporation, we prioritize innovation, quality, and customer satisfaction. Visit our website to explore our range of high-quality appliances and learn more about our company.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

70 Patents

#1 in Kankakee, IL

#286 in Illinois

#5,013 in US

#10,199 in the World

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Kankakee, IL, United States of America

Roper Corporation

Forward Citations = 1,088

42 inventors:

goldMedal Joseph E Scanland (14 out of 14 patents)

silverMedal Gerald C Fisher (6 out of 6 patents)

bronzeMedal Richard William Condon (5 out of 10 patents)

4.  Donald L Gobin (5 out of 5 patents)

5.  Buddy Julian Austin (5 out of 5 patents)

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