Growing community of inventors

Kanagawa, Japan

Takefumi Ishida

Average Co-Inventor Count = 2.40

ph-index = 3

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 = 21

Takefumi IshidaYuji Matsumoto (1 patent)Takefumi IshidaToshiyasu Kitamura (1 patent)Takefumi IshidaTetsuya Kubo (1 patent)Takefumi IshidaNoriyoshi Satoh (1 patent)Takefumi IshidaNobutoshi Hamada (1 patent)Takefumi IshidaAkinori Ohira (1 patent)Takefumi IshidaTomoaki Yamamoto (1 patent)Takefumi IshidaShinichi Terao (1 patent)Takefumi IshidaNorihito Kitajima (1 patent)Takefumi IshidaHiroyuki Chihara (1 patent)Takefumi IshidaHidenori Takeuchi (1 patent)Takefumi IshidaTakefumi Ishida (5 patents)Yuji MatsumotoYuji Matsumoto (37 patents)Toshiyasu KitamuraToshiyasu Kitamura (20 patents)Tetsuya KuboTetsuya Kubo (16 patents)Noriyoshi SatohNoriyoshi Satoh (15 patents)Nobutoshi HamadaNobutoshi Hamada (9 patents)Akinori OhiraAkinori Ohira (6 patents)Tomoaki YamamotoTomoaki Yamamoto (6 patents)Shinichi TeraoShinichi Terao (6 patents)Norihito KitajimaNorihito Kitajima (6 patents)Hiroyuki ChiharaHiroyuki Chihara (2 patents)Hidenori TakeuchiHidenori Takeuchi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (3 from 27,375 patents)

2. Panasonic Corporation (1 from 16,453 patents)

3. Panasonic Intellectual Property Management Co., Ltd. (1 from 13,289 patents)


5 patents:

1. 10960819 - Vehicle-mounted accessory device mounted on vehicle, vehicle-mounted display system

2. 8828572 - Portable terminal device

3. 6763245 - Portable phone device

4. 6718188 - Mobile wireless apparatus

5. 6628351 - Liquid crystal display apparatus

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idiyas.com
as of
12/30/2025
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