Growing community of inventors

Highland, IN, United States of America

Roy W Miller

Average Co-Inventor Count = 1.17

ph-index = 12

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 331

Roy W MillerJack E Gutridge (2 patents)Roy W MillerBhaskara R Mutyala (2 patents)Roy W MillerWalter J Marulic (1 patent)Roy W MillerWayne A Rhodes (1 patent)Roy W MillerFrancis R Schultz (1 patent)Roy W MillerErnest J Nagy (1 patent)Roy W MillerEugene I Varda (1 patent)Roy W MillerJames W Johnson (1 patent)Roy W MillerRobert J Kunst (1 patent)Roy W MillerRoy W Miller (30 patents)Jack E GutridgeJack E Gutridge (17 patents)Bhaskara R MutyalaBhaskara R Mutyala (3 patents)Walter J MarulicWalter J Marulic (17 patents)Wayne A RhodesWayne A Rhodes (9 patents)Francis R SchultzFrancis R Schultz (7 patents)Ernest J NagyErnest J Nagy (6 patents)Eugene I VardaEugene I Varda (6 patents)James W JohnsonJames W Johnson (4 patents)Robert J KunstRobert J Kunst (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pullman Incorporated (17 from 228 patents)

2. Pullman Rail Leasing Inc. (4 from 7 patents)

3. Other (3 from 832,761 patents)

4. Pullman Standard Inc. (3 from 22 patents)

5. Pullman Leasing Company (2 from 3 patents)

6. Itel Rail Corporation (1 from 1 patent)


30 patents:

1. 6978491 - Inflatable urinal for attachment to a toilet

2. 5181474 - Wood chip railway car constructed by converting a standard box car and

3. 5060579 - Sliding hopper outlet gate with plastic upper surface for smooth sliding

4. 4948185 - Hatch cover assembly

5. 4941695 - Hatch cover assembly

6. 4696088 - Method of converting a hopper type of rail car to accept a wider output

7. 4696237 - Multiple hopper rail car with offset vertical weld from conversion

8. 4695207 - Pneumatic gate operator and outlet cap

9. 4690070 - Hatch cover structure

10. 4655365 - Hatch cover lock

11. 4622902 - Hatch cover and locking structure

12. 4589346 - Axle stop arrangement for single axle wheel truck for a skeleton type

13. 4570807 - Railway car underframe

14. 4555033 - Slackless non-cushioned drawbar arrangement for railway car underframe

15. 4359003 - Railway car center filler

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as of
12/17/2025
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