Growing community of inventors

Yokosuka, Japan

Nobuya Kawahata

Average Co-Inventor Count = 1.83

ph-index = 8

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 = 151

Nobuya KawahataDaiki Tsukahara (3 patents)Nobuya KawahataTomoaki Kawamura (3 patents)Nobuya KawahataHiroshi Kobayashi (2 patents)Nobuya KawahataJun Akabane (2 patents)Nobuya KawahataKen Moro (2 patents)Nobuya KawahataJun Konno (2 patents)Nobuya KawahataHiroshi Kobayashi (1 patent)Nobuya KawahataAkira Nojima (1 patent)Nobuya KawahataNoriyuki Shinohara (1 patent)Nobuya KawahataHideki Ito (1 patent)Nobuya KawahataShigemasa Sato (1 patent)Nobuya KawahataKazuya Umeyama (1 patent)Nobuya KawahataNorihiko Shimose (1 patent)Nobuya KawahataHidefumi Ota (1 patent)Nobuya KawahataKeiko Nishioka (1 patent)Nobuya KawahataNobuya Kawahata (17 patents)Daiki TsukaharaDaiki Tsukahara (58 patents)Tomoaki KawamuraTomoaki Kawamura (17 patents)Hiroshi KobayashiHiroshi Kobayashi (60 patents)Jun AkabaneJun Akabane (38 patents)Ken MoroKen Moro (24 patents)Jun KonnoJun Konno (19 patents)Hiroshi KobayashiHiroshi Kobayashi (152 patents)Akira NojimaAkira Nojima (60 patents)Noriyuki ShinoharaNoriyuki Shinohara (47 patents)Hideki ItoHideki Ito (38 patents)Shigemasa SatoShigemasa Sato (27 patents)Kazuya UmeyamaKazuya Umeyama (21 patents)Norihiko ShimoseNorihiko Shimose (21 patents)Hidefumi OtaHidefumi Ota (11 patents)Keiko NishiokaKeiko Nishioka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nikon Corporation (16 from 8,889 patents)

2. Matsushita Electric Industrial Co., Ltd. (1 from 27,375 patents)

3. Kikon Corporation (1 from 1 patent)


17 patents:

1. 7573527 - Portable device

2. 7206024 - Electronic camera having rotatably coupled first and second body sections

3. D474149 - Storage battery

4. 6295088 - Portable display device

5. D441779 - Camera

6. D439258 - Microscope

7. D436973 - Microscope

8. D434058 - Electronic still camera face

9. D423029 - Microscope

10. D421997 - Binoculars

11. D414793 - Digital camera

12. 5745809 - Camera with correspondingly shaped operation members and display areas

13. D388809 - Camera

14. D388607 - Camera case

15. 5649244 - Multi-function camera having color coordinated operational modes and

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as of
12/5/2025
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