Growing community of inventors

Kawasaki, Japan

Hitoshi Suyama

Average Co-Inventor Count = 1.76

ph-index = 7

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 = 99

Hitoshi SuyamaJun Akabane (3 patents)Hitoshi SuyamaHiroshi Kobayashi (2 patents)Hitoshi SuyamaAkira Nojima (2 patents)Hitoshi SuyamaYasuki Nagaoka (2 patents)Hitoshi SuyamaHideki Ito (1 patent)Hitoshi SuyamaArata Ono (1 patent)Hitoshi SuyamaKen Moro (1 patent)Hitoshi SuyamaSeijiro Noda (1 patent)Hitoshi SuyamaMasakazu Tomatsuri (1 patent)Hitoshi SuyamaMasayasu Yamamoto (1 patent)Hitoshi SuyamaHitoshi Suyama (13 patents)Jun AkabaneJun Akabane (38 patents)Hiroshi KobayashiHiroshi Kobayashi (102 patents)Akira NojimaAkira Nojima (60 patents)Yasuki NagaokaYasuki Nagaoka (25 patents)Hideki ItoHideki Ito (38 patents)Arata OnoArata Ono (31 patents)Ken MoroKen Moro (24 patents)Seijiro NodaSeijiro Noda (6 patents)Masakazu TomatsuriMasakazu Tomatsuri (6 patents)Masayasu YamamotoMasayasu Yamamoto (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Kogaku K.k. (7 from 849 patents)

2. Nikon Corporation (6 from 8,889 patents)


13 patents:

1. D356809 - Camera

2. D351400 - Camera

3. D343405 - 35 mm Camera

4. D329860 - Binoculars

5. D306307 - 35 mm camera

6. D305665 - 35 mm camera

7. D296214 - 35 mm waterproof camera

8. D296111 - 35 mm Camera

9. D296110 - Camera

10. D293622 - Camera case

11. 4707101 - Operating members for a camera

12. D270166 - Binoculars

13. D256024 - Binoculars

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as of
12/8/2025
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