Growing community of inventors

Kyoto, Japan

Katsuhiko Kumakura

Average Co-Inventor Count = 1.87

ph-index = 19

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 = 701

Katsuhiko KumakuraTadashi Ono (12 patents)Katsuhiko KumakuraYoshikazu Yukami (6 patents)Katsuhiko KumakuraKeiichi Harada (4 patents)Katsuhiko KumakuraMasaru Kanda (4 patents)Katsuhiko KumakuraMinoru Kouda (3 patents)Katsuhiko KumakuraFutoshi Tada (3 patents)Katsuhiko KumakuraTomotaka Kawano (3 patents)Katsuhiko KumakuraShoji Katori (2 patents)Katsuhiko KumakuraKatsuhiko Kumakura (28 patents)Tadashi OnoTadashi Ono (37 patents)Yoshikazu YukamiYoshikazu Yukami (6 patents)Keiichi HaradaKeiichi Harada (9 patents)Masaru KandaMasaru Kanda (4 patents)Minoru KoudaMinoru Kouda (10 patents)Futoshi TadaFutoshi Tada (10 patents)Tomotaka KawanoTomotaka Kawano (5 patents)Shoji KatoriShoji Katori (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (28 from 27,375 patents)


28 patents:

1. 7404487 - Commodity package

2. 6983576 - Package of cylindrical articles and method for producing the same

3. D508849 - Container for dry batteries

4. D507484 - Container for dry batteries

5. 6902062 - Dispensing package

6. 6820745 - Package of cylindrical article and production method therefor

7. D497547 - Container for dry batteries

8. D494464 - Container for dry batteries

9. D489253 - Container for dry batteries

10. D487907 - Label

11. D486528 - Label

12. D485581 - Label

13. D482970 - Mount for packaging

14. 6645662 - Battery provided with an old-or-new identification seal having a heat sensitive adhesive layer

15. D479687 - Mount for packaging

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as of
12/6/2025
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