Growing community of inventors

West Des Moines, IA, United States of America

John E Schenken

Average Co-Inventor Count = 3.22

ph-index = 8

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 = 228

John E SchenkenCharles A Haas (18 patents)John E SchenkenJerome J Hartmann (9 patents)John E SchenkenThomas R Steinhagen (8 patents)John E SchenkenC Austin Greider (2 patents)John E SchenkenJerome J Hartman (2 patents)John E SchenkenRoy M Johnson (2 patents)John E SchenkenHerbert O Dixon (1 patent)John E SchenkenAlvadore J Osborn (1 patent)John E SchenkenJohn E Schenken (18 patents)Charles A HaasCharles A Haas (23 patents)Jerome J HartmannJerome J Hartmann (37 patents)Thomas R SteinhagenThomas R Steinhagen (38 patents)C Austin GreiderC Austin Greider (6 patents)Jerome J HartmanJerome J Hartman (2 patents)Roy M JohnsonRoy M Johnson (2 patents)Herbert O DixonHerbert O Dixon (6 patents)Alvadore J OsbornAlvadore J Osborn (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cobbs Manufacturing Company (17 from 55 patents)

2. Other (1 from 832,891 patents)


18 patents:

1. D392235 - Lighted visor mirror

2. D389745 - Combined clock and compass

3. D389069 - Combined clock, compass and thermometer

4. D388953 - Expandable key safe

5. D386092 - Jumbo clock

6. D385204 - Thermometer

7. D384290 - Flip lid alarm clock

8. D383983 - Spot clock

9. 5560578 - Adjustable holding device

10. 5528837 - Adjustable magnetic compass

11. D370403 - Adjustable holder

12. D358759 - Radar detector bracket

13. 5418518 - Animal warning device

14. D353117 - Warning signal for diverting animals away from moving vehicles

15. D333843 - Combined holder for note paper and a writing instrument

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/2/2026
Loading…