Growing community of inventors

Hyogo, Japan

Tsutomu Yamamoto

Average Co-Inventor Count = 5.00

ph-index = 1

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 = 2

Tsutomu Yamamoto ↔ Tatsuya Kanno (1 patent)Tsutomu Yamamoto ↔ Yasuhiro Oshino (1 patent)Tsutomu Yamamoto ↔ Yutaka Fukuda (1 patent)Tsutomu Yamamoto ↔ Takaaki Kuwana (1 patent)Tsutomu YamamotoTsutomu Yamamoto (1 patent)Tatsuya KannoTatsuya Kanno (34 patents)Yasuhiro OshinoYasuhiro Oshino (24 patents)Yutaka FukudaYutaka Fukuda (16 patents)Takaaki KuwanaTakaaki Kuwana (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daicel Chemical Industries, Ltd. (1 from 1,165 patents)


1 patent:

1. 5418314 - Process for producing polycarbonate

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12/19/2025
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