Growing community of inventors

Toyonaka, Japan

Hanji Takahashi

Average Co-Inventor Count = 3.40

ph-index = 6

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 = 130

Hanji Takahashi ↔ Toshio Harada (11 patents)Hanji Takahashi ↔ Masamichi Yamamura (7 patents)Hanji Takahashi ↔ Yoichi Takahashi (6 patents)Hanji Takahashi ↔ Kenji Nishiyama (5 patents)Hanji Takahashi ↔ Yoshitomo Itakura (5 patents)Hanji Takahashi ↔ Daisaku Mori (4 patents)Hanji Takahashi ↔ Sadayoshi Azuma (3 patents)Hanji Takahashi ↔ Toshiyuki Itabashi (3 patents)Hanji TakahashiHanji Takahashi (17 patents)Toshio HaradaToshio Harada (38 patents)Masamichi YamamuraMasamichi Yamamura (23 patents)Yoichi TakahashiYoichi Takahashi (26 patents)Kenji NishiyamaKenji Nishiyama (8 patents)Yoshitomo ItakuraYoshitomo Itakura (6 patents)Daisaku MoriDaisaku Mori (13 patents)Sadayoshi AzumaSadayoshi Azuma (35 patents)Toshiyuki ItabashiToshiyuki Itabashi (16 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (17 from 27,375 patents)


17 patents:

1. D330375 - Cassette for a video tape recorder

2. D330373 - Cassette for a video tape recorder

3. D330374 - Cassette for a video tape recorder

4. D304031 - Cassette for a video tape recorder

5. D303796 - Cassette for a video tape recorder

6. D259761 - Microwave oven

7. D257208 - Microwave oven

8. D256765 - Microwave oven

9. D256210 - Microwave oven

10. D256208 - Microwave oven

11. D256209 - Microwave oven

12. D255972 - Microwave oven

13. D252494 - Microwave oven

14. D251473 - Microwave oven

15. D251406 - Microwave oven

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as of
1/8/2026
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