Growing community of inventors

Tokyo, Japan

Jun-ichi Yamada

Average Co-Inventor Count = 4.50

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 = 16

Jun-ichi YamadaToshiyuki Ukigai (1 patent)Jun-ichi YamadaHiroshi Morita (1 patent)Jun-ichi YamadaYasuyuki Kawada (1 patent)Jun-ichi YamadaHisashi Endo (1 patent)Jun-ichi YamadaToshihiro Nagoshi (1 patent)Jun-ichi YamadaHidenobu Koide (1 patent)Jun-ichi YamadaTakaaki Kanoh (1 patent)Jun-ichi YamadaMamoru Sugihara (1 patent)Jun-ichi YamadaYasunori Hatta (1 patent)Jun-ichi YamadaToshiaki Miida (1 patent)Jun-ichi YamadaKatsuyasu Ando (1 patent)Jun-ichi YamadaJun-ichi Yamada (3 patents)Toshiyuki UkigaiToshiyuki Ukigai (13 patents)Hiroshi MoritaHiroshi Morita (13 patents)Yasuyuki KawadaYasuyuki Kawada (10 patents)Hisashi EndoHisashi Endo (9 patents)Toshihiro NagoshiToshihiro Nagoshi (4 patents)Hidenobu KoideHidenobu Koide (3 patents)Takaaki KanohTakaaki Kanoh (2 patents)Mamoru SugiharaMamoru Sugihara (1 patent)Yasunori HattaYasunori Hatta (1 patent)Toshiaki MiidaToshiaki Miida (1 patent)Katsuyasu AndoKatsuyasu Ando (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lion Corporation (2 from 271 patents)

2. Kabushiki Kaisha Sega (1 from 92 patents)

3. Japan Ae Power Systems Corporation (1 from 17 patents)


3 patents:

1. 8187508 - Base agent for electrical insulating oil

2. 7131907 - System and method for superimposing an image on another image in a video game

3. 4532053 - Micellar slug for oil recovery

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as of
12/27/2025
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