IH

Isao Hirota

TS Tochigi Fuji Sangyo: 2 patents #1 of 8Top 15%
SO Sony: 1 patents #385 of 1,361Top 30%
📍 Tochigi, JP: #12 of 161 inventorsTop 8%
Overall (1997): #15,412 of 185,788Top 9%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5632704 Differential apparatus Nobushi Yamazaki 1997-05-27
5624346 Differential gear 1997-04-29
5615242 Charge transfer apparatus with output gate and driving method thereof 1997-03-25