Growing community of inventors

Chino, CA, United States of America

Norman B Campbell

Average Co-Inventor Count = 2.67

ph-index = 2

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 = 37

Norman B CampbellFrancisco Garcia (2 patents)Norman B CampbellStefan Diosan (2 patents)Norman B CampbellRobert L Annecharico (1 patent)Norman B CampbellRonald E Larsen (1 patent)Norman B CampbellNorman E Bersing (1 patent)Norman B CampbellNorman B Campbell (4 patents)Francisco GarciaFrancisco Garcia (2 patents)Stefan DiosanStefan Diosan (2 patents)Robert L AnnecharicoRobert L Annecharico (2 patents)Ronald E LarsenRonald E Larsen (1 patent)Norman E BersingNorman E Bersing (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,880 patents)

2. Wea Manufacturing, Inc. (2 from 41 patents)


4 patents:

1. 6635149 - Water purification system

2. 5549078 - Device for superheating steam

3. 5441399 - Method of removing stuck sprue and tool for removal therein

4. 5391332 - Method of removing stuck sprue

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as of
1/3/2026
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