Growing community of inventors

Torrance, CA, United States of America

Nobuyuki Iwamoto

Average Co-Inventor Count = 2.00

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 = 61

Nobuyuki Iwamoto ↔ Minoru Osada (2 patents)Nobuyuki IwamotoNobuyuki Iwamoto (2 patents)Minoru OsadaMinoru Osada (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pentel of America, Ltd. (2 from 23 patents)


2 patents:

1. D368738 - Pencil

2. D353838 - Pen

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as of
12/9/2025
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