Growing community of inventors

Tokyo, Japan

Philipp H Refior

Average Co-Inventor Count = 1.89

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 = 36

Philipp H Refior ↔ Michitomo Kugimiya (3 patents)Philipp H Refior ↔ Masahiro Ashizawa (2 patents)Philipp H Refior ↔ Shinichi Togo (1 patent)Philipp H Refior ↔ Noriko Kikuchi (1 patent)Philipp H Refior ↔ Hajime Okuno (1 patent)Philipp H Refior ↔ Manabu Kitsunai (1 patent)Philipp H RefiorPhilipp H Refior (7 patents)Michitomo KugimiyaMichitomo Kugimiya (6 patents)Masahiro AshizawaMasahiro Ashizawa (3 patents)Shinichi TogoShinichi Togo (1 patent)Noriko KikuchiNoriko Kikuchi (1 patent)Hajime OkunoHajime Okuno (1 patent)Manabu KitsunaiManabu Kitsunai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. 3M Innovative Properties Company (7 from 14,087 patents)


7 patents:

1. 9802781 - Tape dispenser

2. D730165 - Cord clip

3. D683545 - Lint roller cover

4. D682555 - Lint roller cover

5. D671989 - Tape dispenser

6. D671990 - Tape dispenser

7. D670763 - Tape dispenser

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as of
1/8/2026
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