YY

Yasunori Yamaguchi

HI Hitachi: 31 patents #867 of 28,497Top 4%
HE Hitachi Vlsi Engineering: 9 patents #88 of 666Top 15%
HC Hitachi Ulsi Systems Co.: 3 patents #305 of 867Top 40%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
KC Kirin Brewery Co.: 1 patents #38 of 77Top 50%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
NO Nippon Oil: 1 patents #392 of 773Top 55%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
TT Toshiba Lighting & Technology: 1 patents #279 of 486Top 60%
HS Hitachi Hokkai Semiconductor: 1 patents #44 of 98Top 45%
HS Hitachi Tohbu Semiconductor: 1 patents #126 of 223Top 60%
📍 Tachikawa, WA: #1 of 3 inventorsTop 35%
Overall (All Time): #94,081 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
5332922 Multi-chip semiconductor package Satoshi Oguchi, Masamichi Ishihara, Kazuya Ito, Gen Murakami, Ichiro Anjoh +7 more 1994-07-26
5206832 Semiconductor memory device Jun Miyake 1993-04-27
5068829 Semiconductor memory device Jun Miyake 1991-11-26
4951251 Semiconductor memory device Jun Miyake 1990-08-21
4947373 Dynamic ram Katsuyuki Sato, Jun Mitake, Hitoshi Kawaguchi, Masahiro Yoshida, Terutaka Okada +4 more 1990-08-07
4943949 Semiconductor memory including means for noise suppression Kanji Oishi, Kazuyuki Miyazawa 1990-07-24
4933900 Semiconductor memory device having arithmetic means Jun Miyake 1990-06-12
4893157 Semiconductor device Kazuyuki Miyazawa, Hiroshi Kawamoto 1990-01-09
4858190 Dual port semiconductor memory having random and serial access modes Akirahiko Yoshida, Masami Nei, Masamichi Ishihara, Yukio Yamamoto 1989-08-15
4819213 Semiconductor memory Masamichi Ishihara 1989-04-04
4766570 Semiconductor memory device Jun Miyake 1988-08-23