Growing community of inventors

Atsugi, Japan

Tadao Kazuno

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 8

Tadao KazunoToshio Takeuchi (2 patents)Tadao KazunoMasanori Matsunaga (2 patents)Tadao KazunoYoshihiro Sakanushi (2 patents)Tadao KazunoTadao Kazuno (2 patents)Toshio TakeuchiToshio Takeuchi (13 patents)Masanori MatsunagaMasanori Matsunaga (7 patents)Yoshihiro SakanushiYoshihiro Sakanushi (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsumi Electric Company Ltd. (2 from 1,572 patents)


2 patents:

1. 6115342 - Optical disk recording device and optical disk drive

2. 5742579 - Optical disk recording device and optical disk drive

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as of
1/8/2026
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