Growing community of inventors

Yokosuka, Japan

Kazuhisa Iwashita

Average Co-Inventor Count = 8.00

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

Kazuhisa IwashitaDaisuke Kosugi (1 patent)Kazuhisa IwashitaKiyokazu Hino (1 patent)Kazuhisa IwashitaToshihiro Hatanaka (1 patent)Kazuhisa IwashitaHiromitsu Shiraishi (1 patent)Kazuhisa IwashitaRyuji Tsuchiya (1 patent)Kazuhisa IwashitaMasayuki Ishiyama (1 patent)Kazuhisa IwashitaTakashi Kaneko (1 patent)Kazuhisa IwashitaKazuhisa Iwashita (1 patent)Daisuke KosugiDaisuke Kosugi (22 patents)Kiyokazu HinoKiyokazu Hino (16 patents)Toshihiro HatanakaToshihiro Hatanaka (13 patents)Hiromitsu ShiraishiHiromitsu Shiraishi (13 patents)Ryuji TsuchiyaRyuji Tsuchiya (13 patents)Masayuki IshiyamaMasayuki Ishiyama (4 patents)Takashi KanekoTakashi Kaneko (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toshiba Lighting & Technology Corporation (1 from 662 patents)


1 patent:

1. 10203080 - Lighting device for vehicles and lighting tool for vehicles

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12/12/2025
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