Growing community of inventors

Atsugi, Japan

Hirofumi Asai

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 2

Hirofumi AsaiKazuhide Murase (3 patents)Hirofumi AsaiKazuya Tamura (2 patents)Hirofumi AsaiRyoichi Annen (2 patents)Hirofumi AsaiHirofumi Asai (3 patents)Kazuhide MuraseKazuhide Murase (7 patents)Kazuya TamuraKazuya Tamura (41 patents)Ryoichi AnnenRyoichi Annen (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsumi Electric Company Ltd. (3 from 1,572 patents)


3 patents:

1. 7777984 - Cartridge holder apparatus and magnetic recording/reproduction apparatus including same

2. 7742256 - Cartridge slot door mechanism for covering cartridge slot

3. 7522374 - Tape cassette recording/reproducing apparatus

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