Growing community of inventors

Hasuda, Japan

Eiichi Yoshikawa

Average Co-Inventor Count = 2.10

ph-index = 5

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 = 147

Eiichi YoshikawaAkira Hirata (3 patents)Eiichi YoshikawaShinya Uchida (2 patents)Eiichi YoshikawaEisaku Sano (2 patents)Eiichi YoshikawaKeiji Sakai (1 patent)Eiichi YoshikawaKazuhiro Uehara (1 patent)Eiichi YoshikawaHideyuki Ebihara (1 patent)Eiichi YoshikawaTakashi Shinozaki (1 patent)Eiichi YoshikawaTakahiko Ito (1 patent)Eiichi YoshikawaEiichi Yoshikawa (7 patents)Akira HirataAkira Hirata (3 patents)Shinya UchidaShinya Uchida (5 patents)Eisaku SanoEisaku Sano (2 patents)Keiji SakaiKeiji Sakai (19 patents)Kazuhiro UeharaKazuhiro Uehara (13 patents)Hideyuki EbiharaHideyuki Ebihara (12 patents)Takashi ShinozakiTakashi Shinozaki (5 patents)Takahiko ItoTakahiko Ito (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Laurel Bank Machines Company, Ltd. (6 from 138 patents)

2. Laurel Precision Machines Co., Ltd. (1 from 53 patents)


7 patents:

1. 8757348 - Paper money input and output device

2. 4905841 - Money receiving and disbursing machine

3. 4890824 - Recirculation-type bill receiving and dispensing machine

4. 4883264 - Bill disbursing system

5. 4883181 - Foreign substance disposing device for money receiving and disbursing

6. 4863038 - Bill receiving and dispensing machine

7. 4854452 - Bill receiving, discriminating, and dispensing machine

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idiyas.com
as of
1/21/2026
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