Growing community of inventors

Tokyo, Japan

Takeshi Kitahara

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 = 8

Takeshi Kitahara ↔ Masanao Matsui (1 patent)Takeshi Kitahara ↔ Seiichi Kitamura (1 patent)Takeshi Kitahara ↔ Kazumasa Ohba (1 patent)Takeshi Kitahara ↔ Kenji Mori (1 patent)Takeshi KitaharaTakeshi Kitahara (1 patent)Masanao MatsuiMasanao Matsui (8 patents)Seiichi KitamuraSeiichi Kitamura (2 patents)Kazumasa OhbaKazumasa Ohba (2 patents)Kenji MoriKenji Mori (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Teikoku Chemical Industry Co., Ltd. (1 from 15 patents)


1 patent:

1. 3983134 - Ureylenethiophanes and their related compounds, and production thereof

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as of
12/19/2025
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