Growing community of inventors

Tokyo, Japan

Toshiyuki Tezuka

Average Co-Inventor Count = 3.16

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 = 29

Toshiyuki TezukaTakuji Nomura (2 patents)Toshiyuki TezukaNaoki Takashima (2 patents)Toshiyuki TezukaKenji Kuwana (2 patents)Toshiyuki TezukaAkio Watanabe (2 patents)Toshiyuki TezukaYoichi Utaka (2 patents)Toshiyuki TezukaHirotaka Otomo (1 patent)Toshiyuki TezukaAtsushi Koinuma (1 patent)Toshiyuki TezukaYasuhisa Kitajima (1 patent)Toshiyuki TezukaHiroyuki Makishita (1 patent)Toshiyuki TezukaYukiyasu Takano (1 patent)Toshiyuki TezukaToshiyuki Tezuka (5 patents)Takuji NomuraTakuji Nomura (21 patents)Naoki TakashimaNaoki Takashima (5 patents)Kenji KuwanaKenji Kuwana (4 patents)Akio WatanabeAkio Watanabe (3 patents)Yoichi UtakaYoichi Utaka (3 patents)Hirotaka OtomoHirotaka Otomo (4 patents)Atsushi KoinumaAtsushi Koinuma (2 patents)Yasuhisa KitajimaYasuhisa Kitajima (2 patents)Hiroyuki MakishitaHiroyuki Makishita (1 patent)Yukiyasu TakanoYukiyasu Takano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (3 from 28,546 patents)

2. Ando Electric Company (1 from 389 patents)

3. Cats, Inc. (1 from 5 patents)


5 patents:

1. 9519637 - Text processing apparatus and text display system

2. 7523073 - Charging method and charging apparatus

3. 7286782 - Charge method, charge apparatus, and charge program for charging usage fee including print fee and format fee of an image forming apparatus

4. 5895310 - Method for year-round utilization of pollinating insects such as bumble

5. 5453699 - Tab tester for recognizing image of tab

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12/10/2025
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