Growing community of inventors

Nagoya, Japan

Atsushi Sumida

Average Co-Inventor Count = 3.66

ph-index = 4

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 = 42

Atsushi SumidaMasanori Aritake (1 patent)Atsushi SumidaKeizo Hayashi (1 patent)Atsushi SumidaYoshihisa Kubo (1 patent)Atsushi SumidaTakao Nakajima (1 patent)Atsushi SumidaMasatoshi Hotta (1 patent)Atsushi SumidaTatsuhiko Nagata (1 patent)Atsushi SumidaTamotsu Watanabe (1 patent)Atsushi SumidaTomio Minobe (1 patent)Atsushi SumidaHidetaka Fukamachi (1 patent)Atsushi SumidaHideaki Korai (1 patent)Atsushi SumidaYoshihiko Kanamori (1 patent)Atsushi SumidaTakayoshi Osada (1 patent)Atsushi SumidaTeruo Murayama (1 patent)Atsushi SumidaSoichiro Yamamoto (1 patent)Atsushi SumidaKeishi Tanaka (1 patent)Atsushi SumidaOsamu Yasuda (1 patent)Atsushi SumidaKeishi Tanaka (0 patent)Atsushi SumidaOsamu Yasuda (0 patent)Atsushi SumidaAtsushi Sumida (5 patents)Masanori AritakeMasanori Aritake (36 patents)Keizo HayashiKeizo Hayashi (21 patents)Yoshihisa KuboYoshihisa Kubo (14 patents)Takao NakajimaTakao Nakajima (9 patents)Masatoshi HottaMasatoshi Hotta (8 patents)Tatsuhiko NagataTatsuhiko Nagata (6 patents)Tamotsu WatanabeTamotsu Watanabe (5 patents)Tomio MinobeTomio Minobe (5 patents)Hidetaka FukamachiHidetaka Fukamachi (5 patents)Hideaki KoraiHideaki Korai (3 patents)Yoshihiko KanamoriYoshihiko Kanamori (2 patents)Takayoshi OsadaTakayoshi Osada (1 patent)Teruo MurayamaTeruo Murayama (1 patent)Soichiro YamamotoSoichiro Yamamoto (1 patent)Keishi TanakaKeishi Tanaka (1 patent)Osamu YasudaOsamu Yasuda (1 patent)Keishi TanakaKeishi Tanaka (0 patent)Osamu YasudaOsamu Yasuda (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyoda Gosei Co., Ltd. (4 from 3,078 patents)

2. Forestry and Forest Products Research Institute (1 from 19 patents)

3. Micro Denshi Co., Ltd. (1 from 6 patents)

4. Swood Company Limited (1 from 1 patent)


5 patents:

1. 8715451 - Heat pressing apparatus with puncture prevention function and method for producing woody material

2. 7762614 - Glass run

3. 6487820 - Seals for vehicles

4. 5558387 - Fixing structure for a window glass

5. 4469817 - Method for reclamation of vulcanized rubber

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as of
12/13/2025
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