Growing community of inventors

Kalamazoo, MI, United States of America

Charles M Hall

Average Co-Inventor Count = 1.96

ph-index = 7

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 = 173

Charles M HallJohn B Wright (23 patents)Charles M HallHerbert G Johnson (7 patents)Charles M HallEldridge Myles Glenn (1 patent)Charles M HallAnthony A Sinkula (1 patent)Charles M HallRichard S Hsi (1 patent)Charles M HallCharles M Hall (31 patents)John B WrightJohn B Wright (32 patents)Herbert G JohnsonHerbert G Johnson (11 patents)Eldridge Myles GlennEldridge Myles Glenn (7 patents)Anthony A SinkulaAnthony A Sinkula (5 patents)Richard S HsiRichard S Hsi (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. The Upjohn Co. (31 from 2,170 patents)


31 patents:

1. 4423223 - Benzothiazole derivatives

2. 4281151 - Phenylene dioxamate esters

3. 4279930 - Process for treating inflammation

4. 4262123 - Quinoxalinones

5. 4242342 - Quinoxalinones useful for treating atopic eczema and urticaria

6. 4186127 - N-Hetero substituted dioxamic acid compounds

7. 4181724 - Quinoxalinone compounds useful for expanding the lumina or air passages

8. 4172147 - 3,5-Dinitro oxanilic acid ester compounds, compositions and methods

9. 4159341 - Anti-allergic bis-phenylene compositions and methods of using same

10. 4159278 - Dioxamic acids and salts

11. 4156012 - Anti-allergic bis phenylene compositions and uses

12. 4150140 - Benzothiazolyl oxanic acids, esters and salts

13. 4128660 - Anti-allergic aminooxanilic acids and esters

14. 4128570 - Anti-allergic oxanil compounds

15. 4126617 - DI-Tham salt of 10-cl,1,4,6,9 tetrahydro-5-methyl 4,6

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