Growing community of inventors

Kanagawa, Japan

Kunihiro Sumida

Average Co-Inventor Count = 3.10

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 = 39

Kunihiro SumidaKazuo Okutsu (4 patents)Kunihiro SumidaTakayuki Fujiwara (3 patents)Kunihiro SumidaNorihiro Kadota (3 patents)Kunihiro SumidaHiroki Sato (2 patents)Kunihiro SumidaShigehisa Shimizu (2 patents)Kunihiro SumidaKoji Tsujimura (2 patents)Kunihiro SumidaNobumitsu Takahashi (2 patents)Kunihiro SumidaMakoto Ikeda (2 patents)Kunihiro SumidaMasashi Aoki (1 patent)Kunihiro SumidaKoichi Nakatogawa (1 patent)Kunihiro SumidaKatsumi Tashiro (1 patent)Kunihiro SumidaYoshio Nojima (1 patent)Kunihiro SumidaKatuhiro Sugiyama (1 patent)Kunihiro SumidaShigenhisa Shimizu (1 patent)Kunihiro SumidaMichio Arita (1 patent)Kunihiro SumidaKunihiro Sumida (12 patents)Kazuo OkutsuKazuo Okutsu (18 patents)Takayuki FujiwaraTakayuki Fujiwara (30 patents)Norihiro KadotaNorihiro Kadota (12 patents)Hiroki SatoHiroki Sato (91 patents)Shigehisa ShimizuShigehisa Shimizu (34 patents)Koji TsujimuraKoji Tsujimura (5 patents)Nobumitsu TakahashiNobumitsu Takahashi (3 patents)Makoto IkedaMakoto Ikeda (3 patents)Masashi AokiMasashi Aoki (11 patents)Koichi NakatogawaKoichi Nakatogawa (7 patents)Katsumi TashiroKatsumi Tashiro (6 patents)Yoshio NojimaYoshio Nojima (2 patents)Katuhiro SugiyamaKatuhiro Sugiyama (1 patent)Shigenhisa ShimizuShigenhisa Shimizu (1 patent)Michio AritaMichio Arita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (12 from 16,458 patents)


12 patents:

1. 7032361 - Method of and system for automatically packaging rolls

2. 6964143 - Packaging apparatus for roll product and package of roll product

3. 6860087 - Method of and apparatus for packaging light-shielding photosensitive material roll, and apparatus for heating and supplying fluid

4. 6789672 - Packaging apparatus for roll product and package of roll product

5. 6119435 - Tape attacher

6. 6109001 - Tape attacher

7. 5921067 - Pillow type packaging apparatus

8. 5899129 - Automatic trimming processing device

9. 5799898 - Web winding apparatus

10. 5248107 - Web winder for winding up web on core and method of automatically

11. 5225029 - Apparatus for feeding end securing tapes

12. 5099734 - Slitting width changing system for slitter

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12/6/2025
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