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Lenox, MA, United States of America

Robert P Hirt, Jr

Average Co-Inventor Count = 2.10

ph-index = 4

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 = 36

Robert P Hirt, JrHarold F Giles, Jr (5 patents)Robert P Hirt, JrPing Y Liu (1 patent)Robert P Hirt, JrJames M Mihalich (1 patent)Robert P Hirt, JrRichard T Rische (1 patent)Robert P Hirt, JrRobert P Hirt, Jr (7 patents)Harold F Giles, JrHarold F Giles, Jr (31 patents)Ping Y LiuPing Y Liu (58 patents)James M MihalichJames M Mihalich (2 patents)Richard T RischeRichard T Rische (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. General Electric Company (7 from 51,873 patents)


7 patents:

1. 4737414 - Multilayer composites comprising polyetherimide layers adjacent to

2. 4734331 - Multilayer structure having at least one polycarbonate layer

3. 4657972 - Polycarbonate compositions

4. 4609592 - Multilayered structure

5. 4608311 - Multilayer polycarbonate structures

6. 4587295 - Polycarbonate composition

7. 4579910 - Polycarbonate composition

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as of
12/7/2025
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