Average Co-Inventor Count = 2.64
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.
Company Filing History:
1. National Presto Industries, Inc. (7 from 185 patents)
2. Zenith Radio Corporation (4 from 476 patents)
3. Zenith Electronics Corporation (1 from 948 patents)
13 patents:
1. D361924 - Combined water bottle and personal stereo holder
2. D279070 - Hot air popcorn popper
3. D277754 - Television converter-decoder
4. D275441 - Food slicer
5. D271132 - Portable radiant electric heater
6. D267424 - Portable radiant electric heater
7. D255008 - Cooking appliance handle
8. D248017 - Thermostatic electric connector plug
9. D246713 - Television receiver
10. D246635 - Wall-mounted smoke detector
11. D244232 - Television receiver
12. 4017129 - Television receiver cabinet with formed decorative front
13. 4006300 - Two-piece back for a console television receiver