Growing community of inventors

Rockleigh, NJ, United States of America

David J Spence

Average Co-Inventor Count = 3.97

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 = 226

David J SpenceCarter B Green (7 patents)David J SpenceCharles H Manley (7 patents)David J SpenceTetsuo Nakatsu (3 patents)David J SpenceAndrew T Lupo (3 patents)David J SpenceHideaki Ohta (3 patents)David J SpencePeter J Mazeiko (3 patents)David J SpenceHideaki c/o Takasago International Corporation Ohta (0 patent)David J SpenceCharles Manley (0 patent)David J SpenceDavid J Spence (7 patents)Carter B GreenCarter B Green (19 patents)Charles H ManleyCharles H Manley (8 patents)Tetsuo NakatsuTetsuo Nakatsu (21 patents)Andrew T LupoAndrew T Lupo (14 patents)Hideaki OhtaHideaki Ohta (9 patents)Peter J MazeikoPeter J Mazeiko (3 patents)Hideaki c/o Takasago International Corporation OhtaHideaki c/o Takasago International Corporation Ohta (0 patent)Charles ManleyCharles Manley (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Takasago International Corporation (8 from 508 patents)

2. Other (1 from 832,843 patents)


7 patents:

1. 9974740 - Sensation masking composition

2. 9814748 - Synergistic salivation agents

3. 8920864 - Sensation masking composition

4. 8435542 - Synergistic salivation agents

5. 6899901 - Sensate composition imparting initial sensation upon contact

6. 6890567 - Sensate composition imparting initial sensation upon contact

7. 6780443 - Sensate composition imparting initial sensation upon contact

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as of
12/27/2025
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