YI

Yasushi Ishikawa

NS Nippon Steel: 1 patents #42 of 283Top 15%
SC Seikosha Co.: 1 patents #30 of 84Top 40%
Tdk: 1 patents #32 of 157Top 25%
TO Toyota: 1 patents #72 of 421Top 20%
📍 Fremont, CA: #13 of 242 inventorsTop 6%
🗺 California: #488 of 13,957 inventorsTop 4%
Overall (1994): #7,390 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5321432 Image forming apparatus with resolution control Fumio Tomono 1994-06-14
5304351 Semi-oval shaped carrier having excellent thermal stress resistance and thermal fatigue resistance for automobile exhaust gas-purifying catalyst Takashi Tanaka, Mikio Yamanaka, Yutaka Sadano, Kouki Yotsuya, Toshihiro Takada 1994-04-19
5294495 Magnetic recording medium Kazuhiro Kuroda, Kazushi Tanaka 1994-03-15