RY

Ryouzou Yoshino

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
KE Kokusai Electric: 2 patents #237 of 583Top 45%
HI Hitach: 1 patents #1 of 68Top 2%
HC Hitachi Ulsi Systems Co.: 1 patents #577 of 867Top 70%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
📍 Hadano, JP: #110 of 1,025 inventorsTop 15%
Overall (All Time): #523,577 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6831378 Semiconductor integrated circuit device and contactless electronic device Kazuki Watanabe, Norihisa Yamamoto, Hajime Kinota, Keiji Kamei 2004-12-14
6686750 Semiconductor integrated circuit device and IC card Kazuki Watanabe, Kenji Nagai, Tatsuya Nishihara 2004-02-03
6608550 Reader and/or writer apparatus, power feeding system, and communication system Yoshihiko Hayashi, Takashi Suga, Kouichi Uesaka, Keisuke Igarashi 2003-08-19
6487100 Semiconductor integrated circuit device and contactless electronic device Kazuki Watanabe, Norihisa Yamamoto, Hajime Kinota, Keiji Kamei 2002-11-26
6427065 Power transmission system, IC card and information communication system using IC card Takashi Suga, Yoshihiko Hayashi, Kenji Nagai 2002-07-30
6420883 Semiconductor integrated circuit device and IC card Kazuki Watanabe, Kenji Nagai, Tatsuya Nishihara 2002-07-16
6321067 Power transmission system IC card and information communication system using IC card Takashi Suga, Yoshihiko Hayashi, Kenji Nagai 2001-11-20
6194993 Reader and/or writer apparatus, power feeding system, and communication system Yoshihiko Hayashi, Takashi Suga, Kouichi Uesaka, Keisuke Igarashi 2001-02-27
6173900 IC card Hiroshi Yoshigi, Takehiro Ookawa, Kimiaki Andou, Tadashi Oonishi, Koji Tsuru +4 more 2001-01-16
5949823 Data communication system and radio IC card system Takashi Suga, Yoshihiko Hayashi, Kenji Nagai 1999-09-07