HO

Hiroyuki Oka

AC Akebono Brake Industry Co.: 1 patents #5 of 11Top 50%
HI Hitachi: 1 patents #311 of 1,214Top 30%
TO Toyota: 1 patents #85 of 362Top 25%
📍 Takizawa, JP: #1 of 1 inventorsTop 100%
Overall (1982): #12,917 of 81,411Top 20%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4352876 Complex type electrophotographic plate and electrophotographic method using the same Shigeo Suzuki, Atsushi Kakuta, Yasuki Mori, Hirosada Morishita 1982-10-05
4319670 Mechanism for preventing dropping of the caliper during work on a pin-slide type disc brake Shingo Watanabe, Yusyo Watanabe, Masayuki Kurata 1982-03-16